Chuck aa0hw's Discussions (247)

Discussions Replied To (217) Replies Latest Activity

"A-TRONIX CW KEYBOARD info here: https://www.n7cfo.com/Tgph/Dwnlds/atronix.pdf"

Chuck aa0hw replied May 18, 2019 to CW KEYBOARDS from the days of yore

19 Apr 20, 2021
Reply by Chuck aa0hw

"Here is another custom designed W3NQN passive cw audio bandpass filter - BUTTERWORTH…"

Chuck aa0hw replied Mar 20, 2019 to CW AUDIO FILTER SHOWCASE

14 Feb 3, 2020
Reply by Chuck aa0hw

"Here is a short video of what QRQ CW sounds like after being filtered by the W3NQN p…"

Chuck aa0hw replied Feb 26, 2019 to CW AUDIO FILTER SHOWCASE

14 Feb 3, 2020
Reply by Chuck aa0hw

"Here is a specialized use of the typical 3-way speaker crossover to help get rid of…"

Chuck aa0hw replied Feb 26, 2019 to CW AUDIO FILTER SHOWCASE

14 Feb 3, 2020
Reply by Chuck aa0hw

"There might be some hints here: https://apple.stackexchange.com/questions/260052/aze…"

Chuck aa0hw replied Sep 14, 2018 to Wanted: proper AZERTY keyboard setting

2 Sep 14, 2018
Reply by Michel Spelier

"From: https://www.ky4z.com/?p=3670   FROM:  https://www.ky4z.com/?p=3670 "So…"

Chuck aa0hw replied Sep 11, 2018 to CW KEYBOARDS from the days of yore

19 Apr 20, 2021
Reply by Chuck aa0hw

"This is the Drake Tono Theta 7000e communications computer. It was polular in the…"

Chuck aa0hw replied Sep 11, 2018 to CW KEYBOARDS from the days of yore

19 Apr 20, 2021
Reply by Chuck aa0hw

"FROM: http://tenwatts.blogspot.com/2014/04/the-glory-of-cw-keyboard.html They just…"

Chuck aa0hw replied Sep 11, 2018 to CW KEYBOARDS from the days of yore

19 Apr 20, 2021
Reply by Chuck aa0hw

"THE HAL DKB-2010 "

Chuck aa0hw replied Feb 7, 2018 to CW KEYBOARDS from the days of yore

19 Apr 20, 2021
Reply by Chuck aa0hw

"Here is a very good W3NQN, passive, "GAUSSIAN" designed - cw audio bandpass filter -…"

Chuck aa0hw replied Feb 5, 2018 to CW AUDIO FILTER SHOWCASE

14 Feb 3, 2020
Reply by Chuck aa0hw

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