We are known to provide highly functional range of Decade Boxes. Designed suing quality raw material, these are tested on well-defined parameters before supplying it to our clients.

Specifications:

 

• 1 DIAL
• 2 DIAL
• 3 DIAL
• 4 DIAL
• 5 DIAL

We offer a wide range of semiconductor diodes that are designed as per the clients requirements. They are offered at the market leading prices and are applicable in varied industries. Following are the forms of our range:

 

LCR Resonance Apparatus (EL 158): They consist of 3 resistances, 3 capacitors, 1 inductance connected inside, connection brought out at sockets. 

BH Curve Apparatus (EL 173): They consist of an Ac power supply of 3-15 V ac, outputselectable using band switch with circuit diagram for BH curve is engraved.

Conversion of Galvan Meter into Ammeter: (EL 175): They are highly durable and are suitable for various industrial applications.

 P.N. Junction Diode / Semiconductor Diode characteristics apparatus (EL 136): They have 2 DC supply 0-1 V DC / 150mA & 0- 50 V DC / 150mA, 2 dual range round meters for measurement of voltage & current PN Junction diode placed after the

panel  With Digital Meter. (EL 136 a): They are available along with a digital Meter.

Zener Diode Characteristics Apparatus (EL 138): They includes 2 DC supply, 0-1.5 V

DC / 150mA & 0-15 V DC / 150mA, 2 round meters for voltage & current measurement, Sneer diode mounted behind the panel With Digital Meter (EL 138 a): They are available along with a digital Meter.

 Voltage Stabilization Characteristics of Zneer Diode with Load Resistance (EL 139): They contains DC supply, two round meters to measure input voltage & output voltage, one Sneer diode mounted behind the panel.

Transistor Characteristics Apparatus withRegulated Power Supply (EL 140): Our range includes 1 DC regulated power supply 0-10V DC / 150mA & one 0-1 V DC / 150mA, 4 round meters for voltage & current measurement one PNP transistor mounted behind the panel.

Transistor Characteristics Apparatus with Regulated Power Supply (EL 140a): They have a DC regulated power supply 0-10V DC / 150mA & one 0-1 V DC / 150mA, four round meters for voltage & current measurement one NPN transistor mounted behind the panel.

Transistor Characteristic Apparatus with regulated Power Supply (NPN & PNP Combined) (EL 141): They contains one DC regulated power supply 0-10 V DC /

150mA & one 0-1V DC / 150mA four round meters for voltage as current measurement. One PNP & one NPN transistor

MOSFET Characteristics Apparatus with regulated Power Supply (EL 144): Our range 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, misfit (IF840) brought out at 4mm sockets

Photo Transistor Characteristics Apparatus(EL 145): They comprises of DC regulated Power Supply 0-3 V DC / 150mA, two round meters of voltage & current measurement, Phototransistor mounted on the panel.

We manufacture and export a wide range of battery eliminators that are manufactured as per the clients requirements. They are equipped with transformers and are offered at the market leading prices. They are available at varied ranges such as

Battery eliminators EL 101 that are portable and designed along with full bridge rectifier and low loss double wound transformers. These grades also can also operate at 500 am, 1 Amps, 2 Amps, 3 Amps and 5 Amps respectively. Besides this they are also available as

Battery eliminators AC/DC EL 102 that are capable to work at 1 Amps, 2 Amps, 3 Amps and 5 Amps.

 

Features:

 

• 230 Volts AC at 50 c/s
• Load regulation is better than 1%
• Ripple is less than 5 mV rams

 

Out Put

 

• 1.5-3-4.5-6-9-12 volts DC at 1 Amp
• 2-4-6-8-10-12 Volts DC at 2 Amps
• 2-4-6-8-10-12 Volts DC at 3 Amps
• 2-4-6 Volts DC at 1Amps

We provide our clients a wide range of Digital Training Boards that are fabricated as per the client’s requirements and are available with varied specifications. Our range is widely used in different industries and is designed along with the following specifications:

 

• Basic Logic Gates (5 in - 1) ( EL 247)
• Study & Verify truth table for TTL OR, NOT & NOR Gates . ( EL 249)
• Study & Verify truth table for TTL Ex-OR Gate. ( EL 250)
• Verify truth table of DTL NOT Gate. ( EL 255)
• Verify truth table of DTL NAND Gate. ( EL 257)
• Verify truth table of DTL NOR Gate. ( EL 258)
• Verify truth table of DTL Ex-OR Gate. ( EL 259)
• Verification of Logic Gates & Demorgans
• Theorems using TTL Logic Gates. ( EL 261)
• Verification of truth table of Logic Gates
• using Nand & NOR Gates. ( EL 262)
• Study of 4 Bit Adder & Subtractor (using IC 7483) ( EL 263)
• Verify Adders & Subtractors using OR, Ex-OR, AND & NOT Gates. ( EL 264)
• Digital Trainer to verify Half Adder (Using OR, Ex-OR & AND gates) ( EL 265)
• Digital Trainer to verify Half Subtractor (Using OR, Ex-OR & AND gates) ( EL 266)
• Digital Trainer to verify Adders & Subtractor using NAND gates. ( EL 269)
• Digital trainer to study and verify truth table of flip-flops. ( EL 270)
• Digital trainer to study R.S., D-Type, JK & T Type Flip Flops ( EL 271)
• Study & verify truth tables of 'JK & T' type flip flops using Nand gates. ( EL 273)
• 4 Bit Binary to Gray Code Convertor. ( EL 275)
• Study of 4 Bit Ripple Counter (forward & reverse) ( EL 277)
• Study of 4 Bit Ripple Counter (forward, reverse & modulo) ( EL 278)

 

We offer a wide range of Oscillators & Amplifiers that are designed as per the clients requirements. They are offered at the market leading prices and are applicable in varied industries. Following are the forms of our range:

 

• Hartley Oscillator ( EL 230)
• Colpitt Oscillator ( EL 231)
• Wein Bridge Oscillator Using IC 741 ( EL
• 234)
• Relaxation Oscillator Using UJT. ( EL 235)
• Hartley & Colpitt Oscillator (EL 232)
• Phase Shift Oscillator (EL 233)
• Study of Transistor Amplifier- ( EL 236)
• FET Common Source Amplifier ( EL 237)
• Common Collector (Emitter Follower)
• Transistor Amplifier ( EL 238)
• Common Emitter / RC Coupled Transistor
• Amplifier ( EL 240)
• Common base Transistor Amplifier (EL
• 239)
• Two Stage RC Coupled Amplifier (EL 241)
• Biasing of Transistor in Class `A¿
• Operation (EL 242)
• Biasing Techniques of Transistor (EL 243)