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Metal detector-geiger counter-radio 1961 howto plans

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Metal Detector-Geiger Counter-Radio 1961 HowTo PLANS
Plans to build a combination Metal Detector, Geiger Counter, Transistor Radio.This machine will perform all three functions. You can listen to the radio while you use the geiger counter to search for radioactive minerals or any kind of radiation. Switch over to the metal detector and go treasure hunting on the beach or any other good looking spot.
* The unit fits is carried over your shoulder.
* Can be built with printed circuits or ordinary wired circuits.
These plans are from 1961 so you should be prepared to substitute, or search for needed componets. This is an original 3 page magazine article from 1961.
* Measured Drawings and Diagrams
* $5.00 for priority mail service.
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