To: | RTTY Reflector <rtty@contesting.com> |
---|---|
Subject: | Re: [RTTY] Crazy Idea for FSK |
From: | Kok Chen <chen@mac.com> |
Date: | Wed, 13 Feb 2008 14:10:34 -0800 |
List-post: | <rtty@contesting.com">mailto:rtty@contesting.com> |
On Feb 13, 2008, at 1:37 PM, Lee Buller wrote: > Use an optoisolator to key the rig. FSK! By the way, if you let the rig supply the power and place the regenerator on "the other side" of the audio transformer from the sound card, you won't even need optoisolators. Just use an open collector transistor since galvanic isolation is already provided by the transformer. 73 Chen, W7AY _______________________________________________ RTTY mailing list RTTY@contesting.com http://lists.contesting.com/mailman/listinfo/rtty |
<Prev in Thread] | Current Thread | [Next in Thread> |
---|---|---|
|
Previous by Date: | Re: [RTTY] The dreaded QSO B4 macro (was: RTTY WPX ZC4LI SOSB/20 HP), Tom Osborne |
---|---|
Next by Date: | [RTTY] GITMO Callsigns, Stuart Spatz |
Previous by Thread: | Re: [RTTY] Crazy Idea for FSK, Kok Chen |
Next by Thread: | [RTTY] Crazy Idea for FSK, Robert Chudek - K0RC |
Indexes: | [Date] [Thread] [Top] [All Lists] |