Transmitters
Course Guide Topics
Duty Cycle
CW [A1A]
AM [A3E]
SSB [J3E]
FM [F3E] (1)
FM [F3E] (2)
Digital
CW Transmitter
Master Oscillator
Buffer / Driver
Power Amplifier
SSB Transmitter
SSB Generation (1)
SSB Generation (2)
Mixer
Linear Amplifier (1)
Linear Amplifier (2)
FM Transmitter
FM Generation
Frequency Multiplier
Power Amplifier
Tx Characteristics
Non-linearity
Output Impedance
Output Power
ERP – Effective Radiated Power
Key Clicks & Chirps
Spurious / Unwanted Radiation
HF Station
High Power Linear Amplifiers
SSB Generation (2)
Bandpass filter (crystal or mechanical) removes unwanted sideband
Filter characteristic determines bandwidth of signal
Typical filters bandwidths between 1.8 kHz and 2.4 kHz
Course Guide Topics
Duty Cycle
CW [A1A]
AM [A3E]
SSB [J3E]
FM [F3E] (1)
FM [F3E] (2)
Digital
CW Transmitter
Master Oscillator
Buffer / Driver
Power Amplifier
SSB Transmitter
SSB Generation (1)
SSB Generation (2)
Mixer
Linear Amplifier (1)
Linear Amplifier (2)
FM Transmitter
FM Generation
Frequency Multiplier
Power Amplifier
Tx Characteristics
Non-linearity
Output Impedance
Output Power
ERP – Effective Radiated Power
Key Clicks & Chirps
Spurious / Unwanted Radiation
HF Station
High Power Linear Amplifiers