G8A01 : How is direct binary FSK modulation generated?
A
By keying an FM transmitter with a sub-audible tone
B
By changing an oscillators frequency directly with a digital control signal
C
By using a transceivers computer data interface protocol to change frequencies
D
By reconfiguring the CW keying input to act as a tone generator
Correct Answer: By changing an oscillators frequency directly with a digital control signal