Optical Fiber Communication Trainers TC-5000

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Description

TC-5000-01: Analog & Digital Transmitter Experiments Module
1. Transmitted light wavelength: 820 nm.
2. Data rate: 1 Mbps
3. Transmitter bandwidth: 1 MHz
4. Includes digital and analog transmitters, and also covers with E/O conversion circuit
5. Built-in microphone input terminal and audio amplifier.
6. Built-in sine wave output signal, and also includes tunable amplitude and frequency output. Amplitude: 2 Vpp; Frequency: 100 Hz ~ 2.5 kHz.
7. Built-in digital data generator, used to produce TTL signal and CMOS level output.
8. The wavelength of optical fibers transmission line: 500 nm ~ 1200 nm; ST and DIN connectors.

TC-5000-02: Analog & Digital Receiver Experiments Module
1. Received light wavelength: 820 nm
2. Data rate: 1 Mbps
3. Receiver bandwidth: 1 MHz
4. Includes digital and analog receivers, and also covers with O/E conversion circuit.
5. Provided with tunable amplifier, which can drive the 8 W loud speaker.
6. The wavelength of optical fibers transmission line: 500 nm ~ 1200 nm; ST and DIN connectors.

TC-5000-03: Analog & Digital Signal Modulations Experiments Module
1. AM Modulation and Demodulation
(1)AM Modulation:
a. Carrier Signal: 540 kHz~1600 MHz.
b. Audio Frequency Signal: 1 kHz~2 kHz.
(2) AM Demodulation:
a. Carrier Signal:540 kHz ~ 1600 kHz.
b. Audio Frequency Signal: 1 kHz ~ 2 kHz.
c. Modulation Index: 50%.
2. FM Modulation and Demodulation:
(1)FM Modulation:
a. Carrier Signal: 20 kHz.
b. Audio Frequency Signal: 1 kHz~5 kHz.
(2)FM Demodulation:
a. Nature Frequency: 20 kHz.
b. Audio Frequency Signal: 1 kHz ~ 3 kHz.
3. ASK Modulation and Demodulation
(1)ASK Modulation:
a. Carrier Signal: 20 kHz ~100 kHz.
b. Data Signal: 100bps ~ 1 kbps.
(2)ASK Demodulation:
a. Carrier Signal: 20 kHz ~ 100 kHz.
b. Data Signal: 100bps ~ 1 kbps.
4.FSK Modulation and Demodulation
(1)FSK Modulation:
a. Space Signal: 1370 Hz.
b. Mark Signal: 870 Hz.
c. Data Signal: 100bps ~ 500bps.
(2)FSK Demodulation:
a. Space Signal: 1370 Hz.
b. Mark Signal: 870 Hz.
c. Data Signal: 100 bps ~ 500 bps.

TC-5000-04: Digital Signal Processing Experiments Module
(1)Signal Source Encoder and Decoder (CVSD)
a. Sampling Frequency: 16 kHz ~ 50 kHz.
b. Audio Frequency Signal: 100 Hz ~ 2 kHz.
c. TTL input and output level signals.
(2)Channel Encoder and Decoder (Manchester)
a. Input TTL level signal.
b. CLK: 500 Hz~1 kHz.
c. Data Rate:250 bps~500 bps.

TC-5000-05: TV Signal Modulator & Demodulator Experiments Module
(1)TV Signal Generator:
a. Built-in 4 MHz quartz crystal oscillator.
b. 8 selected types of TV signal.
c. Output signal: ladder wave signal.
d. Output frequency: 15.6 kHz.
(2)TV Signal Modulator:
a. Audio signal: FM modulating signal.
b. FM carrier signal: 5.5 MHz.
c. Horizontal signal is demodulated by using the band-reject filter
d. Built-in low-pass filter to remove the noise of the audio signal
(3)TV Signal Modulator:
a. Audio signal: FM modulating signal.
b. FM carrier signal: 5.5 MHz.
c. Built-in audio signal generator. Output frequency: 100Hz ~ 1 kHz; Output
amplitude: 600 mV ~ 1.2V.
d. TV Signal: FM signal plus TV system horizontal signal

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