- 1. [TRLog] Re: Paddle Port Problems with Laptop (score: 1)
- Author: v31ry@ix.netcom.com (AE0Q V31RY)
- Date: Mon, 16 Nov 1998 18:49:35 -0700
- <snip> A schematic for an opto-coupled TR (or CT) keying interface is on my web site (both serial and LPT port): http://www.qsl.net/ae0q/contest/opto_key.htm I build them right into the 25 or 9 pin c
- /archives//html/TRLog/1998-11/msg00159.html (7,789 bytes)
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