This item is a good working condition of a 10 turns 100K vintage potentiometer manufactured by Duncan Electronics in California , USA. The shaft is 1/4" diameter.
Second Edition of "MyGeiger" DIY Geiger Counter Kit Project for DIY Soldering, not assembled kit. Only DIP components to solder (SMD parts already installed)! Take note: Geiger Tube, Lithium Battery and Enclosure are not included!
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