TB230621S08 Modern Communication Principle Training Kit Didactic Equipment Electrical Lab Equipment

TB230621S08 Modern Communication Principle Training Kit Didactic Equipment Electrical Lab Equipment

TB230621S08 is a comprehensive experimental system carefully designed according to the content of the national electronic textbook “Communication Principles” and “Communication Principle Experiment”. The experimental content is substantial, rich and complete. The board diagram is clear, which is convenient for wiring and testing.

1. Main functional components
2. Provide DC regulated power supply ±15V/0.5A; ±6V/0.5A; ±12V/0.5A, six circuits in total.
3. The main controller of the system composed of CPU microprocessor and circuit interface
4. The 8-bit digital tube is used to display the experimental status and results of the system
5. The membrane keyboard with 16 keys is used to set the signal and experiment mode
6. A variety of digital signal generation circuits designed with CPLD
7. Frame synchronization signal identification and extraction circuit
8. Pseudo-random code and special code generating circuit
9. Low frequency sine wave signal generator
10. CPU microprocessor and circuit interface
11. Sampling theorem and pulse-amplitude modulation (PAM) circuit modules
12. Pulse code modulation (PCM) circuit module
13. Incremental modulation (M) codec circuit module
14. Phase-shift keying PSK demodulation receiving and modulation sending circuit module
15. HDB3 code-shape conversion circuit module, which has three parts: sub-clock, encoding and decoding
16. FSK power line carrier communication circuit module
17. Digital communication system ADPCM clock, ADPCM input and output, ADPCM receiving, ADPCM sending circuit modules.
18. Experimental content
19. Various digital signal generation and formation experiments
20. Frame synchronization signal recognition, extraction and analysis experiments
21. Pseudo-random code and special code observation measurement analysis experiment
22. Synchronous sine wave signal generation and application experiment
23. CPU microprocessor and circuit interface experiment
24. Communication system principle circuit module operation experiment
25. Communication channel terminal transmission amplification experiment
26. The receiving filter experiment of communication channel terminal
27. Sampling Theorem Experiment
28. Pulse amplitude modulation (PAM) and system experiments.
29. The experiment of observing A-law PCM eight-bit encoding with synchronous source signal
30. Pulse code modulation (PCM) and system experiments
31. PCM code time division multiplexing timing analysis experiment
32. Incremental modulation CVSD (△M) coding experiment
33. Conduct (△M) coding comparison experiment under variable clock state
34. Continuous variable slope incremental modulation (△M) decoding experiment
35. Incremental modulation (△M) system characteristics and index test experiments
36. Comparative experiment of (PCM and △M) system performance under the same conditions
37. Frequency keying (FSK) modulation and demodulation experiments
38. Two-phase BPSK modulation and demodulation experiment
39. Two-phase DPSK modulation and demodulation experiment
40. PSK carrier extraction experiment
41. Signal code regeneration experiment
42. Bit synchronization and bit timing extraction experiments
43. Eye pattern observation and analysis experiment
44. CPU simulation eye diagram observation and measurement experiment
45. Basic PLL experiment
46. Bandwidth measurement experiment of timing belt and capture belt
47. Trivial phase digital frequency synthesizer experiment
48. HDB3 code conversion coding and decoding observation experiment
49. Comprehensive experiment of voice signal and communication system principle
50. Single experiment box realizes simplex communication system experiment
51. Two experimental boxes realize duplex communication system experiment
52. Test box configuration