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Total 3 documents matching your query.

1. [WriteLog] Need HELP wih W5XD keyer (score: 1): Author: aa9rr@acronet.net (Timothy R. Mohr , AA9RR); Date: Sat, 21 Oct 2000 14:58:11 -0500; I just finished assembling my W5XD keyer, and seem to have run into a problem. My rig does not seem to key up at all! I hooked an oscope to pin 17 of U2, and I can see the CW is being sent. But it lo; /archives//html/WriteLog/2000-10/msg00209.html (7,162 bytes)
2. [WriteLog] Need HELP wih W5XD keyer (score: 1): Author: w2up@mindspring.com (Barry Kutner); Date: Sat, 21 Oct 2000 20:40:16 -0000; Tim, I had a similar problem. Not with an XD keyer, but my own keying interface. The optos worked fine for the RTTY FSK keying, but didn't work for CW. So, I swapped out the opto for a standard 2N222; /archives//html/WriteLog/2000-10/msg00210.html (8,259 bytes)
3. [WriteLog] Need HELP wih W5XD keyer (score: 1): Author: jfleming@shelbynet.net (WA9ALS - John); Date: Sun, 22 Oct 2000 11:19:33 -0500; I've tried 4N25 (single transistor), 4N29 (Darlington), and 4N33 (Darlington) optos, and could never get any to key the MP using the "usual" simple circuits. I have yet to see a single post in which; /archives//html/WriteLog/2000-10/msg00216.html (9,584 bytes)

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