Bfo Circuit Diagram Schematics

A simple metal detector circuit using beat frequency oscillator (bfo Si5351 schematic nano vfo bfo wiring receiver universal outputs qsl Figure 5-8. circuits for checking bfo, rf gain control and audio gain

electronic circuit diagram: BFO METAL DETECTOR

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BFO Circuit

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Do It Yourself BFO

Simple BFO Metal Detector Schematic Diagram

BFO Metal Detector using LF347N - Measuring_and_Test_Circuit - Circuit

Figure 5-8. Circuits For Checking bfo, rf Gain Control and Audio Gain