Electronics on the Floor: Build an electronic stupidity meter

1,923 views · Published 27 November 2018 · 3:08 · Indexed 10 October 2026

Channel: Amateur Radio VK3YE · 2018 · Howto & Style

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A project to intrigue those not into electronics. 

Parts required: 

* Analogue meter movement (0-1mA approx)
* NPN transistor (eg BC548, 2N3904, 2N2222 etc)
* 250k variable resistor
* printed circuit board material for touch pads
* 9 volt battery

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