Chuck aa0hw's Discussions (249)

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"FROM RICH LANGFORD - G4FAD - pictures of the Curtis KB 4900 CW KEYBOARD "

Chuck aa0hw replied Sep 23, 2014 to CW KEYBOARDS from the days of yore

 19 Apr 20, 2021
Reply by Chuck aa0hw

"here attached is the next version - sineCW7.dll - as pictured above"

Chuck aa0hw replied Sep 22, 2014 to HOME BREWED SOFTWARE CODE PRACTICE OSCILLATOR VST VSTi PLUGIN

 16 Oct 1, 2021
Reply by Chuck aa0hw

"Working on adding a couple of new features with the next version: THE PITCH control…"

Chuck aa0hw replied Sep 21, 2014 to HOME BREWED SOFTWARE CODE PRACTICE OSCILLATOR VST VSTi PLUGIN

 16 Oct 1, 2021
Reply by Chuck aa0hw

"Great post here Joe, - wonder if you could do a formal interview of Vern about qrq…"

Chuck aa0hw replied Aug 28, 2014 to Conversations with Vern, W9FAM

 3 Jan 6, 2018
Reply by Joe

"Measure the input and output impedance of your own setup using this online calculato…"

Chuck aa0hw replied Apr 30, 2013 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"HERE IS A GOOD EXAMPLE OF KEYING A CODE PRACTICE OSCILLATOR USING THE FLDIGI QSK ON…"

Chuck aa0hw replied Apr 29, 2013 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"Here is a short audio example that will demo adding square waves to a qrq file.   **…"

Chuck aa0hw replied Apr 29, 2013 to A HIGH PERFORMANCE CW LISTENING STATION using free software

 3 Apr 29, 2013
Reply by Chuck aa0hw

"Here is a picture of FLdigi's audio derived keying voltage compared to the actual RF…"

Chuck aa0hw replied Apr 27, 2013 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"Here is a picture of FLdigi's audio voltage(bottom) going into the switch compared t…"

Chuck aa0hw replied Apr 27, 2013 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"Here is an article about using the QSK ON RT CHANNEL feature of FLdigi to key a rig…"

Chuck aa0hw replied Apr 26, 2013 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

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