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07/12/2018

UK radio amateur John Hey, G3TDZ (SK), was the original designer of special low-frequency radio equipment — the HeyPhone — used in the recent cave rescue in Thailand.

See the full story at:

http://www.arrl.org/news/view/radio-technology-designed-by-radio-amateur-used-in-thailand-cave-rescue

 

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MIDSTATE AMATEUR RADIO CLUB   P.O. BOX 836   FRANKLIN, INDIANA 46131

 

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21 September 2018