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
Output Impedance
Maximum power is delivered to a load (antenna) when the
output impedance
of the generator (transmitter) is equal to the load impedance
Standard is 50 ohm
Output network (Pi tank) matches the output impedance of the amplifier final device to 50 ohm
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