New answers tagged hf
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Why are the signals that my antenna is receiving weak?
because your question doesn’t currently include any information about your specific set up, I can only give you some general tips:
Tune to a known station such as WWV so that you can properly ...
- 3,885
3
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Accepted
How do you make a HF contact?
A “contact” is just positive acknowledgment exchanged between 2 stations.
For example:
me: CQ CQ CQ from w4pso
you: w4pso this is kc3wcr calling, your signal is 59. name here is Anthony, over.
me: ...
- 3,885
3
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Accepted
Measuring Power - Attenuators and 50 Ohm Termination
You should ideally terminate an attenuator output with 50 ohms, when measuring with your high impedance scope. The behaviour of attenuators is undefined when operating into an open circuit.
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5
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Accepted
Why are there weird sounds in radio?
What you describe is at least in part a feature of single side band demodulation. The radio is taking a range ("window" of bandwidth) of RF spectrum and shifting it to the audio spectrum. ...
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