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Posts tagged Crystal Radio Receiver

Circuit Diagram of a Crystal Radio Receiver with AF Amplification using a Germanium Transistor

The following schematic shows a Crystal Radio Receiver Circuit Diagram with AF Amplification using a Germanium Transistor. The addition of AF amplification will give our receiver extra volume.

Basic Crystal Radio Receiver Circuit Diagram by Elmer G. Osterhoudt

A crystal radio receiver is a very simple radio receiver which needs no battery or power source and runs on the power received from radio waves by a long outdoor wire antenna. This schematic shows the Basic Crystal Radio Receiver Circuit Diagram designed by Elmer G. Osterhoudt in the early ’30s.