hi, who to change range of antenna from non contact voltage measurement?
for example i like detected 220v ac at 1 cm, 2cm or 5cm ?
can i make this changes with Potentiometer or what ?
I Attached my circuit
TNX
for example i like detected 220v ac at 1 cm, 2cm or 5cm ?
can i make this changes with Potentiometer or what ?
I Attached my circuit
TNX
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