Cat No. Description
922 Study of 1-16 One input/Sixteen output Demultiplexer using IC 74154.
 
923 Study of RAM Random Access Memory Circuit
Objective
: To study and verify the truth table of RAM circuit.
Features : Instrument comprises of DC Regulated Power Supply 5 VDC/150mA, 10 logic inputs selectable using SPDT switches, 4 LED output indicators, IC 7489 placed inside connections brought out at sockets on the front panel.
 
924 Logic Gate Circuit-1 Bread Board Model
Objective : Verify truth tables of TTL logic gates, Boolean expressions, De-Morgan's
Theorems, Adders, Subtractor's Flip Flops.
Features : Instrument comprises of 4 Debunced logic inputs, 4 red LED output  indicators, 5 VDC/ 1 Amp Regulated Short Circuit Overload Protected Power Supply, 1 Hz monoshot clock pulse, breadboard with connection distribution strips having total 960 tie points all the components have been soldered on printed circuit board. Supplied complete with eleven IC's 20 mt. hook up wire of 4 colours.
 
925 Logic Gate Circuit Trainer/Digital Computer-II [Bread Board Model]
Objective :

1. Study and verify Truth tubes of Logic Gates.
2. Verification of Boolean identities Demorgan's theorems.
3. Study and verify truth tables of Digital Adders and Subtractors.
4. Study of Flip-Flops and verification of their truth tables.
5. Study of Counters, Shift Registers and verification of their truth tables.
6. Study of Encoders, Decoders and verification of their truth tables.
7. Study of Multiplexers, Demultiplexers and verification of their truth tables.
Features : Instrument comprises of Two DC Regulated Power Supplies of 5 VDC/1
Amp + 15 VDC/150mA, 10 Logic inputs with LED indicators selectable using SPDT switches, 1 Hz monoshot clock pulses. Breadboard is mounted on front panel to perform various experiments, 10 number logic output indicators 3 seven Segment Display mounted on front panel.
 
926 Logic Gates Circuit Trainer -iii using TTL IC's
Objective : Verify truth tables of TTL logic gates, Boolean expressions, De-Morgan's
Theorems, Adders, Subtractors, Flip Flops, Counters, Shift Registers, Encoders, Decoders, Multiplexers De-multiplexers using 74 series of TTL IC's.
Features : Instrument comprises of 10 Debunced logic inputs, 10 red LED output  indicators, 5 VDC/1 Amp Regulated short circuit overload protected Power Supply, 1 Hz monoshot clock pulse, all the components IC's have been placed inside the cabinet connections brought out at sockets on the front panel.
 
927 Analog to Digital (A/D) Convertor.
Objective : To study Analog to Digital Digital to Analog convertors using R-2R network Successive Approximation Method.
Features : Instrument comprises of DC Regulated Power Supplies 5 VDC/ 150mA, 0-10 VDC/150mA, + 15 VDC/150mA, 1 Voltmeter, 4 SPDT switches provided for selecting logic '1' logic '0', one output indicator, Circuit diagram Printed on the front panel connections of various inputs outputs brought out at sockets.
 
928 Digital to Analog (D/A) Convertor using R-2R Network.
Objective
: To study Digital to Analog convertor using R-2R network.
Features : Instrument comprises of DC Regulated Power Supplies 5 VDC/150mA, + 15 VDC/150mA, 1 Voltmeter, 4 SPDT switches provided for selecting  logic '1' logic '0', one output indicator, Circuit diagram printed on the front panel connections of various inputs outputs brought out at sockets.
 
929 Digital to Analog (D/A) Convertor using Weighted Register Network.
Objective : To study Digital to Analog convertors using Weighted Register network.
Features : Instrument comprises of DC Regulated Power Supplies 5 VDC/150mA, + 15 VDC/150mA, 1 voltmeter, 4 SPDT switches provided for selecting logic '1' logic '0', one output indicator, Circuit diagram for weighted resistor network inverting circuit using IC 741 printed on the front panel connections of various inputs output brought out at sockets.

TRAINING KITS FOR COMMUNICATION LAB

940 Study of Transmitter & Receiver using Fiber Optics Cable
Objective : To construct a Optical Transmitter and calculate its Output Power. Transmission of Signal through Fiber Optic Cable. To construct a Optical Receiver and calculate its output power. To study the Attenuation of Signal when transmitted from Transmitter to Receiver end.
Features : Instrument comprises of DC Regulated Power Supply unit having two fixed output DC Regulated Power Supplies 6 VDC and 3 VDC. Preamplifier stages consists of MIC Microphone, Photodetector, Transistors (548) and biasing network of Resistances and Capacitors. Power amplifier stages consists of impedance matching transformers (Driver Transformers), Transistors (8550) and biasing network of Resistances and Capacitors.Output section having LEDs (Light Emitting Diodes) and speaker. Fiber optic cable for transmission of signal.

Optional Accuracy : Digital multimeter
Standard Accuracy : 20 pcs of single stant 23 Gauge 15" long hook up wire for inter- connections. MIC with 2 meter long lead and a plug. Speaker 4", 4 ohm. is mounted in a wooden box with 1 meter long connecting leads. Fiber optic cable having length of 15".

 
941 Study of Amplitude Modulation & Demodulation
Objective : Measurement of Amplitude Modulation Index (Depth of modulation), side band frequencies (upper side band) and Frequency of demodulated signal.
Features : Instrument comprises of DC Regulated Power Supply 12 VDC/150 mA, Sine wave Oscillator with 100 Hz - 1 KHz Frequency Output, Circuit diagram printed & Components mounted on the panel. Connections of Supplies & Components brought out at 4 mm Sockets.
Optional Acc. : RF Signal Generator CRO 10 MHZ.
 
942 Study of Amplitude Modulation
 
943 Study of Amplitude Demodulation
 

 

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