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A mixer is fed with a signal at 3MHz and a signal at 11.1 MHz. On which of thesefrequencies would an output be produced?
33.1MHz
3.7MHz
7.1 MHz
14.1MHz
A mixer has two inputs one at 5.3 MHz and one at 9Mhz. The output fall on which 2 amateur bands?
21 and 28MHz bands
3.5 and 7 MHz bands
14 MHz and 3.5MHz bands
28 and 1.8 MHz bands
When an audio signal of 1.5kHz and 9MHz is input into a balanced mixer the output will consist of:
The USB + a carrier
The LSB + a carrier
The LSB + the USB+ a carrier
The LSB and the USB with a supressed carrier
An AM signal consists of
The LSB + carrier
The USB + carrier
The LSB + USB + carrier
The LSB + USB
Which of these modes occupy the narrowest frequency