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Questions tagged [superheterodyne]

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IF derived AGC: how to choose the best block diagram?

I've built several transceivers in the past. I never implemented IF derived AGC, so I decided to give it a try in the next project. I choose to build a superheterodyne receiver, which will probably ...
Aleksander Alekseev - R2AUK's user avatar
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Range of superheterodyne transmitters with low IF

As I understand it, the last mixer stage in a superheterodyne transmitter outputs the desired signal, an image of the signal, and the LO frequency. But a non-tunable RF filter is usually responsable ...
Green-Avocado's user avatar