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"using a SERIES (input)/ PARALLEL(output) , CAPACITOR {double tuned}, 732 hertz, step…"

Chuck aa0hw replied Jul 12, 2023 to CW AUDIO FILTER SHOWCASE

 16 Jul 12, 2023
Reply by Chuck aa0hw

"Square Wave to SiNE WAVE CW audio filter converter using a large FERRiTE ROD double…"

Chuck aa0hw replied Mar 13, 2023 to CW AUDIO FILTER SHOWCASE

 16 Jul 12, 2023
Reply by Chuck aa0hw

"Thanks for this Steve !"

Chuck aa0hw replied Jun 24, 2022 to QRQ net streaming

 1 Jun 24, 2022
Reply by Chuck aa0hw

"Here is a LIVE DEMO of an Audio Derived CW Keying Switch Circuit KEYING a RIG's CW J…"

Chuck aa0hw replied Apr 27, 2022 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"Here is another example of an audio derived CW KEYING CIRCUIT, this time using a dio…"

Chuck aa0hw replied Feb 2, 2022 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"Here is another example of keying an ELECRAFT K3S RIG - by an audio derived CW KEYIN…"

Chuck aa0hw replied Feb 1, 2022 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

"Here is another example of this CW CPO VST PLUGIN being keyed by the HASAK CW KEYER…"

Chuck aa0hw replied Oct 1, 2021 to HOME BREWED SOFTWARE CODE PRACTICE OSCILLATOR VST VSTi PLUGIN

 16 Oct 1, 2021
Reply by Chuck aa0hw

" Here is another interesting low cost circuit that might work well for an audio deri…"

Chuck aa0hw replied Jun 15, 2021 to What circuit for computer audio out to key rig?

 30 Apr 27, 2022
Reply by Chuck aa0hw

" Morse-A-Keyer CW keyboard "

Chuck aa0hw replied Apr 20, 2021 to CW KEYBOARDS from the days of yore

 19 Apr 20, 2021
Reply by Chuck aa0hw

"Evaluate the new sineCW64 VST Plugin midi-keyed CW Keyer tone oscillator running at…"

Chuck aa0hw replied Oct 1, 2020 to HOME BREWED SOFTWARE CODE PRACTICE OSCILLATOR VST VSTi PLUGIN

 16 Oct 1, 2021
Reply by Chuck aa0hw

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