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Adding a stage of transistor audio amplification to a loop crystal set provides a portable receiver that fills the bill nicely as either ann emergency radio or an "extra" set. No conventional antenna or ground connections are needed, and the set is light enough to be carried easily from room to room. Volume is more than adequate from local stations, and selectivity is also excellent, due to the directional characteristics of the loop. FROM 1956, A 4 PAGE PLAN TO BUILD THIS ITEM. Includes complete plans, construction article (please look at our rules and privacy policy) |
r.dillard@machine--tools.com (Roger Dillard) for additional information. This email is used for forwarding to newsgroup user.
