[GreenKeys] Frederick 1273 FSK keyer/demodulator manual now on line

[Nick England]

Thanks to Sheldon Daitch for the scan
https://www.navy-radio.com/rtty/frederick/frederick-1273-8001.pdf

Other Frederick Electronics manuals are listed at
https://www.navy-radio.com/rtty/frederick.htm
Additions and corrections welcome.

Nick England K4NYW
www.navy-radio.com
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20211230/12b04df9/attachment.html>