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Simple Field Strength Meter I Circuit

2015-01-11 05:17  
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Useful for checking transmitters and antennas, this circuit uses a voltage-doubling detector D1 and D2 (HP 5082-2800 hot carrier types). D1 and D2 can also be type 1N34 or IN82.
Simple Field Strength Meter I Circuit

is a 100-mA meter movement.

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