Forum Discussions (114)

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CW decoder and arduino fun

Hi If anyone will have fun with a little simpel Arduino projekt, this is maby something for you. It is far more simpel that the one which a…

Started by Hjalmar Skovholm Hansen

4 Sep 18, 2014
Reply by Chuck Broadwell, W5UXH

Transmitter Noise

Jim, K9YC, has published a nice study of how well (or not well) our currently available transceivers stack up as far as noise while in CW m…

Started by Joe

0 Sep 8, 2014

The Art and Skill of Radiotelegraphy

I just read in the free, internet magazine, 'K9YA Telegraph', that a new, fifth edition, of William Pierponts, N0HFF (SK), book, 'The Art a…

Started by Joe

5 Aug 27, 2014
Reply by Wolf

QRQ CW SKEDS on facebook

https://www.facebook.com/groups/404992749646838/ Just to do something there also ;0) Hjalmar OZ1JHM

Started by Hjalmar Skovholm Hansen

0 Feb 8, 2014

Simpler Hardware Methods for iCW with the Amazing Hi-Per-Mite Bandpass Filter Joe Loposzko, KF7CX

Simpler Hardware Methods for iCW with the Amazing Hi-Per-Mite Bandpass Filter by Joe Loposzko, KF7CX  

Started by Chuck aa0hw

1 Sep 3, 2013
Reply by Joe

CW Wave Shaping

I recently spent a bit of time looking at my Ten Tec Omni D CW envelope on an oscilloscope while working on a relay based QSK system descri…

Started by Joe

0 Aug 13, 2013

Use Hi-Per Mite filter with keyer sidetone for iCW

I have been using this filter in my keyers to clean up the keyer sidetone (converts it to a clean sinewave with roughly 5 msec rise and fal…

Started by Chuck Broadwell, W5UXH

0 Jun 19, 2013

A HIGH PERFORMANCE CW LISTENING STATION using free software

- Using free DSP software - - VST HOST - VST PLUGINS - - build this high performance CW listening station on your computer - HERE IS A PICT…

Started by Chuck aa0hw

3 Apr 29, 2013
Reply by Chuck aa0hw

Chicken Fat Operators

Andrew, NV1B, has been working hard getting the CFO Club up and running again. The CFO website is at https://groups.google.com/forum/#!foru…

Started by Joe

3 Mar 22, 2013
Reply by Chuck Broadwell, W5UXH

QRQ CW TRAINING WITH MIXXX

Using the free program and unique playback features of  MIXXX,  an effective method for improving your qrq cw copy using any cw audio file…

Started by Chuck aa0hw

2 Jan 28, 2013
Reply by Chuck aa0hw

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