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0
votes
2answers
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What are the components needed for this receiver?
I want to build a simple crystal radio receiver. I do not want amplify the signal received. I want to detect the presence of a transmitted signal, and then use the presence of the received signal as a ...
2
votes
2answers
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Inductor and capacitor for GPS antenna
I'm working with the Venus 634FLPx GPS chip.
The reference schematic in the datasheetincludes an inductor L1 marked "optional biasing for active antenna":
What ...