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Electronic Instrument

We Esel International (ISO 9001:2015) grown as a reputed manufacturer & Exporters of Electronic Instruments such as P.N.Junction, Resistance box, Rheostat, Generator, Vacuum tube characteristics apparatus etc.
Study Of Operational Amplifier As Adder, Subtractor, Integrator And Differentiator

Study Of Operational Amplifier As Adder, Subtractor, Integrator And Differentiator

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Product Details:
Usage/ApplicationScientific laboratory
BrandESEL
Model Name/NumberOperational amplifier as Adder, Subtractor, Integrator and Differentiator
ShapeRectangular
ColorGrey
Country of OriginMade in India
Instrument Comprises of two Dc regulated power supply 0-5V DC, ±15V DC, one meters to measure input and output  Voltage & Combination of resistance, Capacitors mounted on front panel.


Additional Information:

  • Item Code: EL-211
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Double Pole Double Throw Switch (D.P.D.T)

Double Pole Double Throw Switch (D.P.D.T)

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Product Details:
Usage/ApplicationScientific laboratory
BrandESEL
MaterialPlastic
Model Name/NumberDouble Pole Double Throw switch (D.P.D.T)
ShapeSquare
Country of OriginMade in India
Double Pole Double Throw switch (D.P.D.T)
Fitted on plastic base.


Additional Information:

  • Item Code: EL-393
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Bistable Multivibrator
  • Bistable Multivibrator
  • Bistable Multivibrator

Bistable Multivibrator

Product Price: Rs 1,550 / UnitGet Best Price

Minimum Order Quantity: 1 Unit

Product Details:
Usage/ApplicationLaboratory
Brandesel
TypeAnalog
Bistable Multivibrator using IC 555 has been designed to study the characteristics of Bistable Multivibrator.

The instrument comprises of the following built-in parts:-

  • IC 555 placed inside the cabinet & connections brought out at sockets.
  • DC regulated power supply of 5Volts available on sockets.
  • Various resistances & capacitors connected inside the cabinet & connections brought out on the sockets.
  • Two Push To ON switches are provided on front panel, active low and active high for trigger input.
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Energy Band Gap Of P.n Junction Diode

Energy Band Gap Of P.n Junction Diode

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Product Details:
Usage/ApplicationSCIENTIFIC LABORATORY
BrandESEL
Model Name/NumberEL-154
ShapeRectangular
Country of OriginMade in India
Energy Band Gap of P.N. Junction Diode
Instruments Comprises of DC regulated power supply 0-30V/150mA, two round meters for voltage & current measurement, one PN junction diode (GE type) is kept in oven, connections of supplies, meters & diode brought out at 4mm sockets, also provided with oven with temperature control knob.
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Transistor Characteristics Apparatus with Four Digital Meters

Transistor Characteristics Apparatus with Four Digital Meters

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Product Details:
Minimum Order Quantity10 Piece
Display TypeDigital
Usage/ApplicationScientific laboratory
Model Name/NumberTransistor Characteristics Apparatus with Four Digital Meters
BrandESEL
Country of OriginMade in India
Instruments Comprises of one DC regulated power supply 0-10 V DC / 150mA & one 0-1V DC / 150mA four digital meters for voltage as current measurement. one PNP & one NPN transistor mounted behind the panel, connections of supplies & transistors brought out at 4mm sockets.


Additional Information:

  • Item Code: EL-142
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Carry Foster Bridge

Carry Foster Bridge

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Product Details:
Usage/ApplicationScientific laboratory
BrandESEL
Model Name/NumberCarry foster bridge
ShapeRectangular
Country of OriginMade in India
Carry foster bridge


Additional Information:

  • Item Code: EL-371
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Nortan\'s Theorem

Nortan's Theorem

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Product Details:
Minimum Order Quantity10 Piece
Usage/ApplicationLaboratory
Model Name/NumberNorton's theorem (EL-177)
BrandESEL
Country of OriginMade in India
Verification of Norton’s Theorem   
Board consist of Regulated power supply, Two moving coil meters, circuit diagram printed on the front panel & Connections of supplies, Meters & Resistances brought out at 4mm sockets.


Additional Information:

  • Item Code: EL-177
  • Delivery Time: Within 2-3 days
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Digital Voltmeter

Digital Voltmeter

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Product Details:
Model Name/NumberEL-343
Usage/ApplicationScientific laboratory
BrandESEL
Country of OriginMade in India
Digital Meter : Digital Panel Meter 3½ digit on stand.
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Photocell Characteristic Apparatus

Photocell Characteristic Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-132
BrandESEL
Country of OriginMade in India
Photo Cell Characterisitic Apparatus : (Valve Type)     
Instruments Comprises of DC supply 0-50 V DC Two round meters for voltage and current measurement valve diagram is printed on front panel & light source without bulb.
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SCR Characteristics apparatus

SCR Characteristics apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-151
BrandESEL
Country of OriginMade in India
SCR Characteristics Apparatus with Regulated Power Supply
Instrument  Comprises of two DC regulated power supply 0-30 V dc / 150mA & 0-1.2 V DC / 150mA, three round meters for voltage & current measurement SCR.2P4M mounted behind the panel, connections of supplies,  meters & SCR brought out at terminals.
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Mosfet Characteristics Apparatus

Mosfet Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-144
BrandESEL
Country of OriginMade in India
MOSFET Characteristics Apparatus with regulated  Power Supply  
Instruments Comprises of two DC regulated power supplies 0-15 V DC/150mA and 0-5 Volts DC 150mA three round meters for voltage & current measurement, one panel, connections of supplies, meter, Mosfet (IF 840) brought out at 4mm sockets
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Thermistor Characteristics Apparatus

Thermistor Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-153
BrandESEL
Country of OriginMade in India
Thermistor Characteristic Apparatus      
Instruments Comprises DC regulated power supply 0-10 V dc / 150mA, two round meters for voltage & current measurement one glass thermistor is kept in oven. Connections of supplies, meters & thermistor  brought out at 4mm sockets. also provided with oven with temperature control knobe.
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Tetrode Characteristics Apparatus

Tetrode Characteristics Apparatus

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Product Details:
Usage/ApplicationSCIENTIFIC LABORATORY
Model Name/NumberEL-131
BrandESEL
Country of OriginMade in India
Pentode/Tetrode Characteristics Apparatus with Stabilised Power Supply
Instruments Comprises of two DC regulated power supply one 0-300V DC/30mA other is 0-150V DC/15mA and 0-25V DC/10mA for bias, AC power supply 6.3VAC/1amp. five round  meters for voltage and current measurment value diagram is printed on front panel.


Additional Information:

  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Triac Characteristics Apparatus

Triac Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-150
BrandESEL
Country of OriginMade in India
Triac Characteristics Apparatus with Regulated Power Supply     
Instrument  Comprises of two Dc regulated power supplies 0-15 V DC / 150mA & 0-5 V dc / 150mA three round meters for voltage & current measurement, triac mounted behind the panel, connections of supplies & triac brought out at 4mm sockets.
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Photo Transistor Characteristics Apparatus

Photo Transistor Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-145
BrandESEL
Country of OriginMade in India
Photo Transistor Characteristics apparatus : (Valve Type)     
Instruments Comprises of DC supply 0-50 V DC Two round meters for voltage and current measurement valve diagram is printed on front panel & light source without bulb.
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Transistor Characteristics Apparatus

Transistor Characteristics Apparatus

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Product Details:
Minimum Order Quantity10 Piece
Usage/ApplicationScientific laboratory
Model Name/NumberTransistor characteristics apparatus (EL-140)
BrandESEL
Country of OriginMade in India
Transistor Characteristics Apparatus with Regulated  Power Supply
Instruments Comprises of one DC regulated power supply 0-10V DC / 150mA & one 0-1 V DC / 150mA, four round meters for voltage & current measurement one PNP transistor mounted behind the panel.


Additional Information:

  • Item Code: EL-140
  • Delivery Time: WITHIN 2-3 DAYS
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L.E.D Characteristics Apparatus

L.E.D Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/Number148
BrandESEL
Country of OriginMade in India
L.E.D. Characteristics Apparatus       
Instrument Comprises of one DC regulated power supply 0-3 V / 150mA, two round meters of voltage and current measurement, L.E.D. mounted on the panel. Connections of supplies & L.E.D. brought out at 4mm sockets.    
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Shift Register (Left/ Right)

Shift Register (Left/ Right)

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberShift Register (Left/Right) EL- 283
BrandESEL
Country of OriginMade in India
Study of left, Right Shift Register. To Study & verify truth table of left, Right Shift Register using IC 7495.

Additional Information:

  • Item Code: EL-283
  • Delivery Time: WITHIN 3-4 DAYS
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4- BIT UP/DOWN BINARY SYNCHRONOUS COUNTER

4- BIT UP/DOWN BINARY SYNCHRONOUS COUNTER

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/Number4- BIT UP/DOWN BINARY SYNCHRONOUS COUNTER
BrandESEL
Country of OriginMade in India
Study of 4 Bit UP-Down Counter. To styudy & verify truth table of 4 Bit Up & Down Counter using IC 74193.
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Raleigh Self Induction Bridge

Raleigh Self Induction Bridge

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Product Details:
Usage/ApplicationScientific laboratory
BrandESEL
ShapeSquare
Country of OriginMade in India
For measurement of self inductance of a coil.


Additional Information:

  • Item Code: EL-364
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Power Supplies Trainer

Power Supplies Trainer

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Product Details:
Brandesel
DC regulated power supply
  • General Specification : Input Specification
  • Input Voltage : 230 V ± 10% Ac 50 Hz
  • Load Regulation : ±0.2% For No Load To Full Load.
  • Line Regulation : ±0.05% For ±10% Changes In
  • Mains Ripple : Less Than 5mv
  • Protection : These Are Protected Against Over Loading And Short Circuiting.
el 183 soild state power supply
output voltage / current
(a) 0-15v/1.0amps
(b) 0-15v/2.0amps
(c) 0-30v/1.0amps
(d) 0-30v/2.0amps
(e) 0-60v/1.0 amps
(f) 0-60v/2.0 amps
(g) 0-300v/100ma
el 184 multi output dc regulated power supply specification input 230volts, +10% 50hz.
output 0-30v at 2amp 0- ±15v at 500ma. 0-5v at 5amp.
el 185
dc regulated power supply for electro forsis apparatus. (soild state) output voltage 0-300vdc/100ma l.t voltage 6.3 vac/2amps complete with two analog meters. el 185 a with digital meterel 186 dc regulated power supply for diode/triode value characteristics h.t voltage/current : 0-300vdc/30ma bias voltage/current : 0-25vdc/10ma l.t. voltage/current : 6.3vac/1amp with three round metersel 186 a with digital meter
el 187 dc regulated power supply for tetrode/pentode valve characteristics apparatus
h.t 1 voltage/current : 0-300v/30ma h.t 2 voltage/current : 0-150v/15ma
bias voltage/current : 0-25vdc/10ma
l.t voltage/current : 6.3vac/1amp with five round meter.el 188 dc regulated power supply for milikan’s oil drop apparatus output voltage/current 0-300vdc/10ma l.t voltage/current 6.3v ac/1amp
ac/dc power suppliesel 189 high tension ac / dc power supply h.t output voltage 0-500v ac/dc output 500ma l.t voltage 2.5v, 6.3v &12.0v ac/2amps bias voltage 0-100v dc/10ma with two meters to measure h.t voltage & bias voltage.
el 190 low tension ac/dc power supply 0-25v ac/10a,0-20v dc/10a with one ac / dc meter to measure voltage, selectable using toggle switch.
el191 .. do .. same as above el-189 but protected against overload using built in electronic circuit
el 192 dc source 0-12v dc/10amps (suitable for kelvin bridge) - with smooth dc output voltage & two meters to measure output voltage & current.el 193 dual tracking ic regulated power supplyit has two power supplies mounted on a single chassis.
(a) 0±15v 1amps
(b) 0±15v 2amps
(c) 0±30v 1amps
(d) 0±30v 2amps
el 193 a dual tracking ic regulated power supply with digital meter
.
(a) 0±15v 1amps
(b) 0±15v 2amps
(c) 0±30v 1amps (d) 0±30v 2amps fixed output i.c. regulated power supplyel 194 load regulation : better than ± 0.1% for no load to full load. line regulation : better than ± 0.05% for ± 10% changes in mains. protection : these are protected against over loading and short. circuiting
(a) 5volts or 6volts 500ma
(b) 5volts or 6volts 1amps
(c) 5volts or 6volts 2amps
(d) 9volts or 12volts 500ma
(e) 9volts or 12volts 1amps
(f) 9volts or 12volts 2amps
(g) 15volts or 18volts 500ma
(h) 15volts or 18volts 1amps
(i) 15volts or 18volts 2amps
el 195 dual power supplies (without meters)

(a) +5volts and - 5 volts 500ma
(b) +5volts and -5 volts 1amp
(c) +5volts and -5 volts 2amps
(d) +12volts and - 12 volts 500ma
(e) + 12volits and -12volts 1amps
(f) +12volts and - 12 volts 2amps
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Vaccum Tubes Characteristics Apparatus

Vaccum Tubes Characteristics Apparatus

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Product Details:
Brandesel
power supply0-250V /25mA & 0-25V /10mA
ShapeSquare
CHARACTERISTICS APPARATUS OF VACUME TUBES (VALVES)
EL129 Diode Characteristic Apparatus with Stabilised Power Supply Instruments Comprises of DC regulated power supply 0-250V / 25mA AC power supply 6.3V AC/1A two round meters are provided to read a anode voltage & anode current. valve diagram is printed on the front panel.
EL 130 Triode Characteristic Apparatus with Stabilised Power Supply Instruments Comprises of DC regulated power supply 0-250V /25mA & 0-25V /10mA, AC power supply 6.3V AC/1A, three round meter for voltage & current measurement, valve diagram is printed on the front panel.
EL 131 Pentode/Tetrode Characteristics Apparatus with Stabilised Power Supply Instruments Comprises of two DC regulated power supply one 0-300V DC/30mA other is 0-150V DC/15mA and 0-25V DC/10mA for bias, AC power supply 6.3VAC/1amp. five round meters for voltage and current measurement value diagram is printed on front panel.
EL 132 Photo Cell Characteristic Apparatus : (Valve Type) Instruments Comprises of DC supply 0-50 V DC Two round meters for voltage and current measurement valve diagram is printed on front panel & light source without bulb.
EL 133 Photo Cell Selenium Characteristics Apparatus to verify Inverse Squar Law Selenium Photo Cell mounted in metal box having window for injecting light, light source without bulb, Photo Cell with DC Microammeter (0-500uA) & DC Millivoltmeter (0-500 mV) & one plank with ½ meter scale.
EL 134 To study Ionisation Potential of Mercury Vapour using Thyratron Valve : Instruments Comprises of one DC regulated power supplies 0-10 V DC/150mA, AC power supply 6.3 V AC / 1 Amp two round meters for voltage & current measurement, valve diagram is printed on front panel.
EL 135 Planks Constant Apparatus Instruments Comprises of power supply 0-1 V DC with one voltmeter & one sensitive microammeter, photocell mounted in box, having window for injecting light also for sliding the various filters, one wooden plank with ½ meter scale, light source without bulb & set of Three filters.
EL 135 a With Digital Meter
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PN / Zener Diode Instrument

PN / Zener Diode Instrument

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Product Details:
SizeAny
ColorAny
Brandesel
EL 394 PN Junction Diode digital : Instrument comprises of 4 digital  meter for measurement of voltage and current. One variable power supply, terminals of meter and power supply output are provided on front panel to make the connection externally with the help of connecting wires.EL 395 Zener Diode in Reverse Bias Instrument comprises of 2 meter for measurement of voltage and current. One variable power supply, terminals of meter and power supply output are provided on front panel to make the connection externally with the help of connecting wires.
EL 396 P. N. Junction Diode in Forward Bias / Zener Diode in Reverse Bias The instrument comprises of four meters for measurement of voltage and current. Two variable power supplies, terminals of meters and power supplies output are provided on the front panel to make te connections externally with the help of connecting wires.
EL 397 With Digital Meter : Two Digital Meters.

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P.N.Junction Diode Apparatus

P.N.Junction Diode Apparatus

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Product Details:
Brandesel
EL-136 P.N. Junction Diode/Semiconductor Diode characteristics Apparatus
Instruments Comprises the two DC supply 0-1 V DC/150mA & 0-50 V DC/150 mA, two dual range round meters for measurement of voltage & current PN Junction diode mounted behind the panel, connections of supplies, meters 7 diodes brought out at 4mm sockets.
  • Brand: esel
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Transistor Amplifier Trainer

Transistor Amplifier Trainer

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Product Details:
Brandesel

AMPLIFIERS
EL 236 Study of Transistor Amplifier-
EL 237 FET Common Source Amplifier
EL 238 Common Collector (Emitter Follower) Transistor Amplifier
EL 239 Common base Transistor Amplifier
EL 240 Common Emitter / RC Coupled Transistor Amplifier
EL 241 Two Stage RC Coupled Amplifier
EL 242 Biasing of Transistor in Class ‘A’ Operation
EL 243 Biasing Techniques of Transistor
ANALOG MEASURING INSTRUMENTS
EL 244 FET Volt - Ohm Meter (V.T.V.M)
EL 245 LCR Meter

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Maxwell Bridge

Maxwell Bridge

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Product Details:
Brandesel
Maxwell bridge is a bridge used for measurement of inductance of coil interms of capacitance. made with metal film resistance of 1% accuracy.

A Maxwell bridge is a modification to a Wheatstone bridge used to measure an unknown inductance (usually of low Q value) in terms of calibrated resistance and inductance or resistance and capacitance. When the calibrated components are a parallel resistor and capacitor, the bridge is known as a Maxwell-Wien bridge. It is named for James C. Maxwell, who first described it in 1873.
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Digital Training Boards

Digital Training Boards

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Product Details:
BrandESEL
DIGITAL TRAINING BOARDS
Digital Electronic Training Board have been developed with a view of Organize a basic Training Schedule. All the Kits Comprises of DC Regulated Power Supply, 5 V DC/150 mA, Required no. of Logic Input, Output Indicator, Sockets are provided to make the connection.
EL 246 Basic Logic Gates (7 in 1) - Digital Training BoardEL 247 Basic Logic Gates (5 in - 1) EL 248 To Study and Verify truth table for TTL AND, NOT & NAND Gates.EL 249 Study & Verify truth table for TTL OR, NOT & NOR Gates .EL 250 Study & Verify truth table for TTL Ex-OR Gate. EL 251 Study & Verify truth table for TTL NOT Gate. EL 252 Basic Logic Gates Using Discreat Components (5 in 1) - EL 253 Verify truth table of DTL AND Gate.EL 254 Verify truth table of DTL OR Gate.EL 255 Verify truth table of DTL NOT Gate.EL 256 Verify truth table of DTL AND & OR Gate EL 257 Verify truth table of DTL NAND Gate. EL 258 Verify truth table of DTL NOR Gate. EL 259 Verify truth table of DTL Ex-OR Gate. EL 260 Verification of Boolean Identities & Demorgan's theorems EL 261 Verification of Logic Gates & Demorgans Theorems using TTL Logic Gates.EL 262 Verification of truth table of Logic Gates using Nand & NOR Gates.EL 263 Study of 4 Bit Adder & Subtractor (using IC 7483) EL 264 Verify Adders & Subtractors using OR, Ex-OR, AND & NOT Gates.EL 265 Digital Trainer to verify Half Adder (Using OR, Ex-OR & AND gates) EL 266 Digital Trainer to verify Half Subtractor (Using OR, Ex-OR & AND gates) EL 267 Digital Trainer to verify Full Adder (Using OR, Ex-OR & AND gates) EL 268 Digital Trainer to verify Full Subtractor (Using OR, Ex-OR & AND gates) EL 269 Digital Trainer to verify Adders & Subtractor using NAND gates.EL 270 Digital trainer to study and verify truth table of flip-flops.EL 271 Digital trainer to study R.S., D-Type, JK & T Type Flip Flops EL 272 Verify tables of RS & D-Type Flip Flops using NAND & NOT Gates.EL 273 Study & verify truth tables of 'JK & T' type flip flops using Nand gates.EL 274 Study & verify truth tables of JK & JK Master Slave Flip-Flops EL 275 4 Bit Binary to Gray Code Convertor.EL 276 4 Bit Gray to Binary code Convertor.EL 277 Study of 4 Bit Ripple Counter (forward & reverse)EL 278 Study of 4 Bit Ripple Counter (forward, reverse & modulo) EL 279 Divide by N-Counter (using IC 7442)EL 280 Study of 4 Bit BCD Counter/Decimal to Binary Encoder EL 281 Study of 4 Bit BCD Counter/Decimal to Binary Encoder using Nand Gates.EL 282 Study of 4 Bit Up Down Counter.EL 283 Study of Left, right & programmable shift register.EL 284 Study of Encoder, decoder circuits EL 285 Study of 4-Line MULTIPLEXER (Using IC-74153)EL 286 Study of 4-1 line multiplexer.EL 287 Study of 2-1 Multiplexer using AND, OR & NAND gates.EL 288 Study of 16-1 Multiplexer (Using IC 74150)EL 289 Study of 1-4 Line Demultiplexer. EL 290 Study of 1-2 Line Demultiplexer using NAND & NOT Gate.EL 291 Study of 1-16 Line Demultiplexer (Using IC 74154)EL 292 Study of Ram Circuit.EL 293 Logic Gate Circuit trainer-I (Bread Board Model) with (17 Exp.)EL 294 Logic Gate Circuit trainer-II (Bread Board Model)EL 295 Logic gate Circuit Trainer-IIIEL296 Analog to Digital Convertor EL 297 Digital to Analog Convertor using R-2 R Network EL 298 Digital to Analog Convertor using weighted Register Network. EL 299 Arithmetic Logic Unit (ALU) Component Development Systems EL 300 Bread Board System Model EL 301 Bread Broad System
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Maximum Power Transfer Theorem

Maximum Power Transfer Theorem

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Product Details:
Usage/ApplicationLaboratory
BrandESEL
Country of OriginMade in India
Verification of Maximum Power Transfer Theorem 
Board Consists of Regulated power supply. Two moving coil meters a variable load Resistance, Circuit diagram printed on the front panel & connections of supplies, Meters & Resistances brought out at 4mm sockets.


Additional Information:

  • Delivery Time: within 3-4 days
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Kirchhoff voltage & current law

Kirchhoff voltage & current law

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Product Details:
Usage/ApplicationLaboratory
Model Name/NumberEL-167
Study OF KVL & KCL
Instruments Comprises of Dc regulated power supply, two round meters for voltage & current measurement, circuit diagram for KVL & KCL is engraved on front panel.


Additional Information:

  • Item Code: EL-167
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Step Down Transformer

Step Down Transformer

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Product Details:
Country of OriginMade in India
Step Down Transformers: 
 for low AC output  voltage in  steel box. 
a)2-12 V AC/1 Ampsb)2-12 V AC/2 Amps.
c)2-12 V AC/3 Amps.d)2-12 V AC/4 Amps
e)2-12 V AC/5 Amps.
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Thevenin\'\'s Theorem

Thevenin''s Theorem

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Product Details:
Usage/ApplicationLaboratory
Model Name/NumberEL-179
Verification of Thevenin’s Theorem 
Board consists  of regulated power Supply, Two moving coil meters, circuit diagram printed on the front pannel & connections of supplies ,meters & Resistances brought out at 4mm sockets.


Additional Information:

  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Superposition Theorem

Superposition Theorem

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Product Details:
Usage/ApplicationLaboratory
Model Name/NumberEL-178
Verification of Superposition Theorem      
Board Consist  of Two Regulated power supply, Two moving coil Meters, Circuit diagram printed on the front panel & Connections of supplies, Meter & Resistance brought out at 4mm sockets.


Additional Information:

  • Delivery Time: within 3-4 days
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Diode Characteristics Apparatus

Diode Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Country of OriginMade in India
Diode Characteristic Apparatus with Stabilised Power Supply
Instruments Comprises of DC regulated power supply 0-250V / 25mA AC power supply 6.3V AC/1A  two round meters are provided to read a anode voltage & anode current. valve diagram is printed on the front panel.
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Clipping & Clamping Circuit Apparatus

Clipping & Clamping Circuit Apparatus

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Product Details:
Country of OriginMade in India
Instrument Comprises of DC regulated power supply 0-3 V DC / 150 mA, Two fix output DC power supplies connected in series of diodes for positive & negative clipping, circuit diagram for clipping & clamping circuit is engraved on front panel components placed inside & connections  brought out at 4mm sockets.


Additional Information:

  • Item Code: EL-166
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Network Theorems

Network Theorems

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberEL-180
To verify Thevenin’s, Norton’s, Superposition & Maximum Power Transfer Theorems on single board. Board consists of Regulated power supply, Two moving coil meters, circuit diagram printed on the panel & Resistances brought out at 4mm sockets.


Additional Information:

  • Item Code: EL-180
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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BCD To 7 Segment Decoder

BCD To 7 Segment Decoder

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberBCD TO 7 Segment decoder
Study of BCD TO 7 Segment decoder


Additional Information:

  • Item Code: EL-284a
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Stefans - Boltzman Constant Kit

Stefans - Boltzman Constant Kit

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Product Details:
Usage/ApplicationScientific laboratory
BrandESEL
Model Name/NumberSTEFANS - BOLTZMAN CONSTANT KIT
ShapeRectangular
Country of OriginMade in India


Additional Information:

  • Item Code: EL-420
  • Delivery Time: WITHIN 3-4 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Logic Gate 5 In One

Logic Gate 5 In One

Product Price: Rs 1,980 / PieceGet Best Price

Minimum Order Quantity: 10 Piece

Product Details:
BrandESEL
Part NumberEL-294
Usage/ApplicationScientific laboratory
Model Name/NumberEL-247
Basic Logic Gates (5 in - 1) 
To study and verify the truthtable for TTL AND, NAND OR, NOR & NOT gate


Additional Information:

  • Item Code: EL-294
  • Delivery Time: WITHIN 2-3 DAYS
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PN Junction Diode Semiconductor Apparatus (2 Round Meters)

PN Junction Diode Semiconductor Apparatus (2 Round Meters)

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Product Details:
Minimum Order Quantity1 Unit
Usage/ApplicationScientific laboratory
Model Name/NumberPN junction semiconductor apparatus
BrandESEL
Country of OriginMade in India
P.N. Junction Diode / Semiconductor Diode characteristics apparatus 
Instruments Comprises the two DC supply 0-1 V DC / 150mA & 0-50 V DC / 150mA, two dual range round meters for measurement of voltage & current PN Junction diode mounted behind the panel, connections of supplies, meters & diodes brought out at 4mm sockets.
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Pn Junction Diode Characteristics Apparatus

Pn Junction Diode Characteristics Apparatus

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Product Details:
Usage/ApplicationScientific laboratory
Model Name/NumberPN Junction diode characteristics apparatus
BrandESEL
Country of OriginMade in India
P.N. Junction Diode / Semiconductor Diode
 Characteristics Apparatus with Four round meters.
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Desauty Bridge

Desauty Bridge

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Product Details:
Usage/ApplicationScientific laboratory
Brandesel
We are suppliers of Desauty Bridge, It is used For comparison of capacity of conductor and Made with metal film resistance of 1%

Specifications:

  • Applications - Used For comparison of capacity of conductor.
  • Material - metal film resistance
  • Type - Testing Bridge
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PN JUNCTION DIODE ON BASE

PN JUNCTION DIODE ON BASE

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Product Details:
Minimum Order Quantity10 Piece
Model Name/NumberEL-121
BrandESEL
Country of OriginMade in India
A P.N. Junction diode on Board with Look type terminal and schematic diagram engraved on the front panel.

Additional Information:

  • Item Code: EL-121
  • Delivery Time: WITHIN 2-3 DAYS
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Resistance Box

Resistance Box

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Product Details:
Precision accuracy0.1%
MAX power0.5W
TypeDecade resistance box
DIAL TYPE RESISTANCE BOXES
EL 348 Single Dial Range Total Resistance Range Total Resistance a) Tenths 1 b) Units 10 c) Tens 100 d) Hundreds 1000 e) Thousands 10000
EL 349 Two Dial a) Tenths and Units 11 b) Units and tens 110 c) Tens and Hundreds 1100 d) Hundreds and thousand 11000
EL 350 Three Dials a) Tenths, Units and tens 111 b) Units, tens and hundreds 1110 c) Tens, Hundreds and 11100 thousands
EL 351 Four Dials a) Tenths, Units and tens & 1111 hundreds b) Units, tens and hundreds & 11110
EL 352 Five Dials a) Tenths, Units and tens & hundreds & thousands. 11111 For 0.01 and 10,000 Ohms dial - Extra

RESISTANCE BOXES PLUG TYPE
EL 353 Resistance Boxes Pye type or Gamberal type. Educational quality. Accuracy : Constantan Coils 0.2% and Maganin coils 0.1%. No. of Total Range of ohms Coils Resistance a) .1 to .5 & 1 to 5 4 1 b) .1 to 1 & 1 to 10 5 2 c) .1 to 5 & 1 to 50 8 11 d) .1 to 10 & 1 to 100 9 21 e) .1 to 50 & 1 to 500 12 111 f) .1 to 100 & 1 to 1000 13 2110
g) .1 to 500 & 1 to 5000 16 1110 h) .1 to 1000 & 1 to 10000 17 21110 EL 354 Resistance Boxes Superior quality: Most Suitable for Degree Colleges. Accuracy : Constantan Coils 1% and Manganin coils 0.05%. No. of Total Range of ohms Coils Resistance a) .01 to .1 5 2 b) .01 to .5 8 1.1 c) .01 to 1 9 2.1 d) .1 to 1 & 1 to 10 5 2 e) .1 to 5 & 1 to 50 8 11 f) .1 to 10 & 1 to 100 9 210 g) .1 to 50 & 1 to 500 12 1110 h) .1 to 100 & 1 to 1000 13 2110 i) .1 to 500 & 1 to 5000 16 11110 j) .1 to 1000 & 1 to 10000 17 21110
RESISTANCE BOXES DIAL TYPE
EL 355 Resistance Box Dial Type ACCURACY 1% made with Metal film Resistance (a) Single Dial (b) Two Dial (c) Three Dial (d) Four Dial (e) Five Dial Please mention the Value of decade while Sending the Order. Any other decade can be supplied on request.
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Desoldering Pump

Desoldering Pump

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Product Details:
Material Aluminium alloy
Application Electronic PCB Repair
Desoldering pumps are of High and small vacuum capacity .

A desoldering pump, colloquially known as a solder sucker, is a manually-operated device which is used to remove solder from a printed circuit board.

There are two types: the plunger style and bulb style. (An electrically-operated pump for this purpose would usually be called a vacuum pump.


Features:
  • Online access
  • Smart interface
  • High reliability
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Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices
  • Semiconductor Devices

Semiconductor Devices

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CHARACTERISTICS OF SEMICONDUCTOR DEVICES
  • EL 136 P.N. Junction Diode / Semiconductor Diode characteristics apparatus
  • EL 136 a With Digital Meter.
  • EL 137 P.N. Junction Diode / Semiconductor Diode Characteristics Apparatus with Four round meters.
  • EL 138 Zener Diode Characteristics Apparatus EL 138 a With Digital Meter.
  • EL 139 Voltage Stabilization Characteristics of Zener Diode with Load Resistance
  • EL 140 Transistor Characteristics Apparatus with Regulated Power Supply
  • EL 140a Transistor Characteristics Apparatus with Regulated Power Supply
  • EL 141 Transistor Characteristic Apparatus with regulated Power Supply (NPN & PNP Combined)EL 142 Transistor Characteristics Apparatus with Four Digital Meters EL 143 FET Characteristics Apparatus with regulated Power Supply EL 143 a With Digital Meter (2 Digital Meters)
  • EL 144 MOSFET Characteristics Apparatus with regulated Power Supply EL 145 Photo Transistor Characteristics Apparatus EL 146 UJT Characteristics Apparatus with regulated Power Supply EL 147 LDR Characteristics Apparatus EL 148 L.E.D. Characteristics Apparatus EL 149 Diac Characteristics Apparatus with Regulated Power Supply EL 150 Triac Characteristics Apparatus with Regulated Power Supply EL 151 SCR Characteristics Apparatus with Regulated Power Supply EL 152 Study of OPTO Electronic Devices EL 153 Thermistor Characteristic Apparatus EL 154 Energy Band Gap of P.N. Junction Diode EL 154a Energy Band Gap of Intrinsic Semi Conductor Diode.EL 155 Solar Cell Characteristics Apparatus
Brand: esel
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Operational Amplifier Instrument

Operational Amplifier Instrument

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Product Details:
Sizemany

Characteristics & applications of operational amplifiers


EL 210 Operational Amplifier as Inverting & Non Inverting EL 211 Study of Operational amplifier as Adder, Subtractor, Integrator and Differentiator EL 212 Application of Operational amplifiers EL 213 Operational Amplifier Kit (Bread Board Model) EL 214 Study of Operational amplifiers as Diffirentiator & Integrator.
EL 215 Study of Operational amplifiers as Schmitt trigger.
EL 216 Study of Operational amplifier as Sine to Square wave convertor.EL 217 Study of Operational amplifier as Square to Triangular & Triangular to Square Wave Convertor..
EL 218 Study of Operational amplifiers as Clipping and Clamping circuit.
EL 219 Study of Operational amplifier as Voltage Comparator
EL 220 Study of Operational amplifier as V to I & I to V Convertor

EL 221 Study of Instrumentation Amplifier

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Flame Photometers

Flame Photometers

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Product Details:
Wavelength RangeNa:0-160ppm
Focal LengthSpectrophotometer
Size570x530x380mm
LT672 MICROPROCESSOR FLAM PHOTOMETER (Graphical display & inbuilt printer) Four element measurement in a single aspiration (NA,k,li,ca and ba). Calibration curve fits routines first order and second order.

Data displayed in concentration units i.e. ppm & meq, automatic filter selection; auto calibration feature. Printer attachment, pc connecting compatibility, sample data storage more than 500 results.

Alphanumerical keyboard for easy data entry. Graphical LCD display thus easy to read, curve calibration using to 5 standards, Multiple calibration curve saving facilities, stainless steel burner.

Autogas cut off in case of power failure. Provided with 2 filters & compressor.
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Sodium Vapour Lamp Transformer

Sodium Vapour Lamp Transformer

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Product Details:
Model Name/NumberSodium vapour lamp transformer EL-113
Country of OriginMade in India
Sodium Vapour Lamp Transformers 
Housed in Steel Cabinet nicely painted. Workable on 220 Volts AC
Output:- a)  35 Watts b)  55 Watts
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Ohm\'\'s Law Apparatus

Ohm''s Law Apparatus

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Product Details:
Model Name/NumberEL-171
BrandESEL
Country of OriginMade in India
Ohm’s Law Apparatus 
Instrument Comprises of two moving coil meters to measure voltage & current, one wire wound potentiometer, circuit diagram printed on the panel & connections brought out at terminals for connecting battery.
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Standard Resistance

Standard Resistance

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Product Details:
BrandESEL
1W - 10W mounted on board with look type terminal and schematic diagram engraved on the front panel.


Additional Information:

  • Item Code: EL-127
  • Delivery Time: WITHIN 2-3 DAYS
  • Packaging Details: ESEL INTERNATIONAL, 62 AZAD NAGAR, AMBALA CANTT.
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Stefan\'S Law Apparatus

Stefan'S Law Apparatus

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Product Details:
Minimum Order Quantity1 Piece
Model Name/NumberStefan law apparatus 173a
BrandESEL
Country of OriginMade in India


Additional Information:

  • Item Code: EL-173a
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