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modulation : 559 phrases in 20 subjects |
Agriculture | 2 |
Commerce | 1 |
Communications | 162 |
Earth sciences | 6 |
Electric motors | 1 |
Electronics | 287 |
Finances | 3 |
Information technology | 51 |
Law | 1 |
Materials science | 1 |
Medical | 1 |
Microsoft | 1 |
Politics | 1 |
Power electronics | 1 |
Power lines | 9 |
Radio | 19 |
Satellite communications | 1 |
Technology | 2 |
Telegraphy | 6 |
Vacuum tubes | 3 |