| 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 |
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