[CW] Morse Key Contact Problems with modern radios.
D.J.J. Ring, Jr.
n1ea at arrl.net
Sat Jan 16 00:33:17 EST 2021
Modern radios are very fussy about contacts, the old days of 200 volts with
60 MA going through the key were very different and less critical.
Here is a typical debounce circuit that makes a solid contact for your keys
using contacts like straight keys, sideswipers and bugs.
73
DR
[image: Bug Debouncer Descratcher.jpg]
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/cw/attachments/20210116/a2e4d214/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: Bug Debouncer Descratcher.jpg
Type: image/jpeg
Size: 38792 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/cw/attachments/20210116/a2e4d214/attachment-0001.jpg>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: Bug Debouncer Descratcher.pdf
Type: application/pdf
Size: 672160 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/cw/attachments/20210116/a2e4d214/attachment-0001.pdf>
More information about the CW
mailing list