Description
Digital Communication Training System
Technical Specification :
The digital communication trainer should consist of the following
modules:
Module-1: Line Code Encoder and Decoder
Unipolar and Bipolar NRZ Signal Encoder & Decoder
Type of Signal: TTL, Data Rate: 1 kbps ~ 4 kbps
Unipolar and Bipolar RZ Signal Encoder & Decoder
Type of Signal: TTL, Data Rate: 1 kbps ~ 2.5 kbps, CLK: 2 kHz ~
5 kHz
AMI Signal Encoder & Decoder
Type of Signal: TTL, Data Rate: 50 bps ~ 250 bps, CLK: 100 Hz ~
500 Hz
Manchester Signal Encoder & Decoder
Type of Signal: TTL, Data Rate: 100 bps ~ 400 bps, CLK: 200 Hz
~ 800 Hz
Module-2: PWM Modulator and Demodulator
uA741 Pulse Width Modulator
Carrier Signal: 1.5 kHz ~ 2 kHz, Audio Signal: 500 Hz
LM555 Pulse Width Modulator
Carrier Signal: 5 kHz ~ 10 kHz, Audio Signal: 1 kHz
Pulse Width Demodulator
Carrier Signal: 5 kHz ~ 6 kHz, Audio Signal: 500 Hz ~ 700 Hz
Module-3: PCM Modulator and Demodulator
PCM Modulator & Demodulator
Built-in Sample Frequency: 8 kHz
Built-in Operation Frequency: 2048 Khz
Module-4: Delta Modulator and Demodulator
Delta Modulator & Demodulator
Type of Sample Signal: TTL CLK
Sample Frequency: 32 kHz ~ 256 kHz & Audio Signal: 1 kHz ~
3 kHz.
Module-5: Adaptive Delta Modulator and Demodulator
Adaptive Delta Modulator & Demodulator
Type of Sample Signal: TTL CLK
Sample Frequency: 32 kHz ~ 128 kHz & 64 kHz ~ 256 kHz
Audio Signal: 500 Hz ~ 1 kHz
Module-6: ASK Modulator and Demodulator
XR 2206 ASK Modulator
Carrier Signal: 20 kHz, Data Rate: 1 kbps
MC 1496 ASK Modulator
Carrier Signal: 20 kHz ~ 100 kHz, Data Rate: 2 kbps
Asynchronous ASK Demodulator
Carrier Signal: 20 kHz, Data Rate: 200 bps ~ 1 kbps.
Synchronous ASK Demodulator
Carrier Signal: 100 kHz, Data Rate: 200 bps ~ 2 kbps
Module-7: FSK Modulator and Demodulator
XR2206 & LM566 FSK Modulator & Demodulator
Data Rate: 200 bps ~ 400 bps
Module-8: PSK Modulator and Demodulator
PSK Modulator & Demodulator
Carrier Signal: 100 kHz, Data Rate: 200 bps
Module-9: Function Generator and DC Power Supply
Waveforms: Sine, Triangle, Square, TTL Pulse
Amplitude: >10Vpp
Impedance: 50Ω, ± 10%
Duty Control: 30% ~ 60%
Display: 6-Digit LED
Frequency Range: 10Hz ~ 100 kHz (4 Ranges)
Frequency Range: 100Hz ~ 1 MHz (4 Ranges)
Constant Voltage Output: ± 5V, ± 12V
Variable Voltage Output: 0V ~ ± 15V
Power source: 220~230V AC, 50Hz, 1 Phase
Adapter
Accessories :
Standard accessories.
User manual: 1 Nos.
Connecting Wire: 1 set
Others :
Origin Parts : China, Taiwan, Japan.
Manufacturing in Bangladesh.
Warranty: 01 year.
Installation, Testing.
Training.
