[aprssig] A question for an electronic design tech./ engineer

AA3JY at Winlink.org AA3JY at Winlink.org
Sat Sep 22 10:30:41 CDT 2012


..additional criteria: be able to with stand down to 4 ATM's, neutral to slightly neg. buoyancy, small able to be held in one hand.

https://sites.google.com/site/kendiver/PingerConstruction1.pdf

Clay AA3JY





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