Old PD radio charts 1950's

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w6pix
Posts: 338
Joined: Wed Dec 31, 1969 4:00 pm

Old PD radio charts 1950's

Post by w6pix »

Some old radio code charts courtesy of 2912N

TKS..


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N6ATF
Posts: 373
Joined: Sun May 15, 2005 1:36 pm

Post by N6ATF »

Ooh
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