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Filtering the DC Receiver Input

A project log for Shortwave Crystal Radio - A blast from my past

Building and tinkering with crystal radios goes back to my childhood of the late 1960's and coming round again.

dr-cockroachDr. Cockroach 07/05/2023 at 17:490 Comments

July 5, 2023

The last post mentioned adding a Wave Stop filter to the antenna input. Basic cap and inductor in parallel inserted in series with the antenna as pictured in the upper left of the wood chassis. Tune the cap to trap or stop a unwanted signal from reaching the main tuner and detector.

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