Marc Vaillant
  • Male
  • North Conway, NH
  • United States

Marc Vaillant's Discussions

What circuit for computer audio out to key rig?
26 Replies

Started this discussion. Last reply by Chuck aa0hw Feb 11.

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Chuck aa0hw replied to Marc Vaillant's discussion What circuit for computer audio out to key rig?
"Here is a LIVE DEMO of using the full wave doubler circuit with a MOUSER 8 ohm to 200 ohm input transformer - this is a REMOTE CW setup, where a Low Power AM transmitter(1630 Khz) is modulated at the remote OP's desktop by the audio output of a…"
Feb 11
Chuck aa0hw replied to Marc Vaillant's discussion What circuit for computer audio out to key rig?
"Here is a video demo of testing these kind of circuits to key CW on a RIG to find the "best" audio pitch AUDIO DERIVED CW KEYING CIRCUIT - (what audio frequency to use) Finding the "best" audio pitch to generate the most…"
Feb 10

Profile Information

Your Call Sign
kb1ooo
How many years have you been performing QRQ CW
Been a Ham for just over a year. Still trying to get to QRQ.
Max speed is 30wpm head copy right now.
Your favorite key, paddle or bug
Black Widow paddle
Your Rig, Antenna and RF Power
Rig: Wilderness SST 30M
Ant: End fed half wave vertical.
Pow: 2 Watts.
Your QSK preferences
Full.

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