| Circuits |
Radio Waves:- Radio Waves Definition
- Radio Waves Propagation
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Filters:- Passive Filters
- Active Filters
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Oscillators (Generators, Multivibrators):- Harmonic (Sinusoidal) Oscillators
- Relaxational Oscillators
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Amplifiers:- Measurement Amplifiers
- Operational amplifiers
- Power Amplifiers
- Class A amplifiers
- Class AB amplifiers
- Class B amplifiers
- Class C amplifiers
- Class D amplifiers
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| Receivers:
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Transmitters:- LW (Longwave) from 27 to 540 kHz
- MW (Mediumwave) from 540 to 1600 kHz
- SW (Shortwave) from 1600 kHz to 30 MHz
- USW (Ultra Shortwave) above 30 MHz
- VHF (Very High Frequency) - from 30 to 300 MHz
- UHF (Ultra High Frequency) - from 300 MHz to 3 GHz
- SHF (Super High Frequency) - from 3 GHz to 30 GHz
- EHF (Extremely High Frequency) - from 30 GHz to 300 GHz
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