Transmitter module Transmitted light wavelength 660 nm and 820 nm Data rate 1 Mbps Transmitter bandwidth I MHz Includes digital and analog transmitters. and also covers with F./0 conversion circuit Built-in microphone input terminal and audio amplifier Built-in sine wave output signal and also includes tunabie amplitude and frequency output Amplitude 2 Vpp: Frequency - 100 Hz - 2 5 kHz Built-in digital data generator. used to produce TTL signal and CMOS level output The wavelength of optical fibers transmission one 500 nm -1200 nm. ST and DIN connectors 
Receiver module . Received light wavelength. 660 nm and 820 nni. Data rate. I hips. Receiver bandweln 1 MHz. Includes digital and analog receivers. and alSO covers with 0/E conversion circuit Provided with tunable amplifier, which can drive the 8 W loud speaker The wavelength of optical fibers transmission line 500 nm - 1200 nm, ST and DIN connectors 
Analog and digital signal modulation module AM Modulation and Demodulation AM Modulation Camel. Signal 540 kHz - 1600 kHz Audio Frequency Signal. I kHz - 2 kHz AM Demodulation: Camer Signal. 540 kHz - 1600 kHz Audio Frequency Signal. 1 kHz - 2 kHz. Modulation Index: 50% FM Modulabon and Demodulation FM Modulation Camer Signal 20 kHz. Audio Frequency Signal. 1 kHz - 5 kHz. FM Demodulation Nature Frequency: 20 kHz. Audio Frequency Signal 1kHZ - 3 kHz CASK Modulation and Demodulation ASK Modulation Camer Signal 20 kHz -100 kHz Data Signal 100 bps - kbps ASK Demodulation Camer Signal 20 kHz - 100 kHz Data Signal in() ups - I kbps FSK Modulation and Demodulation FSK Modulation Space Signal 1370 Hz Mark Signal 870 Hz Data Signal 100bps - 500 bps FSK Demodulation Space Signal 1370 Hz 
Digital signal processing module Signal Source Encoder and Decoder (CVSD) Sampling Frequency 16 kHz - 50 kHz Audio Frequency Signal 100 HZ - 2 kHz. TTL input and output level signals. Channel Encoder and Decoder (Manchester) Input TEL level signal. CLIC 500 Hz-1 kHz.. Data Rate 250 bps-500 bps. 
DC Power supply and function generator DC Power Supply. TrIpple Bipolar Voltage Outpuls, DC 0 - .r-15V DC .1-5V DC +1- 12V Constant variable Voltage Operation Low Ripple and Norse Function Generator Two Signals Output Pons Frequency Range FG (I) 0 - 10Hz 0 -100kHz 0 - !kHz 0 - 10kHz 0 - 100kHz FG (II) 0 - 100Hz 0 - lkHz 0 - 10kH2 0 - 100kHz 0 - 1MHz Waveform Sine. Tnangle, Square. T11 Pulse Amplitude 10Vpp Built-in-6-Digit Frequency Counter Two Large 0 5- LED Display Overload Protection