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Simple BFO Metal Detector Schematic Diagram

Simple BFO Metal Detector Schematic Diagram

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UNIVERSAL VFO-BFO MODULE WITH SI5351

[43+] metal detector schematic circuit diagram

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[43+] Metal Detector Schematic Circuit Diagram

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Figure 5-8. Circuits For Checking bfo, rf Gain Control and Audio Gain
Simple BFO Metal Detector - Improved Circuit Design - YouTube

Simple BFO Metal Detector - Improved Circuit Design - YouTube

BFO Circuit

BFO Circuit

Circuit Design Notes

Circuit Design Notes

Simple BFO Metal Detector Schematic Diagram

Simple BFO Metal Detector Schematic Diagram

The system'

The system'

Qrp Radio Amateur: BFO

Qrp Radio Amateur: BFO

Radio Circuits Blog: Ham Radio BFO

Radio Circuits Blog: Ham Radio BFO