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Total 3 documents matching your query.

1. [TRLog] serial ports.. an observation (score: 1): Author: k4xu@arrl.net (Dick Frey); Date: Sun, 6 Aug 2000 10:07:21 -0700; I made up network cables for our annual foray into deep dark Modoc county for the CQP. Nothing fancy, just three 75 foot pieces of six pair telco wire with a DB9 female on each end and a junction box; /archives//html/TRLog/2000-08/msg00038.html (7,932 bytes)
2. [TRLog] serial ports.. an observation (score: 1): Author: w9cf@ptolemy.la.asu.edu (Kevin Schmidt); Date: Sun, 6 Aug 2000 16:18:29 -0700 (MST); I don't really understand this, but I believe (perhaps incorrectly) that laptops generally use charge pumps powered by the low voltage supply to generate the plus and minus 12 volts for the RS-232 si; /archives//html/TRLog/2000-08/msg00040.html (9,432 bytes)
3. [TRLog] serial ports.. an observation (score: 1): Author: N7DR@arrl.net (D. R. Evans); Date: Sun, 6 Aug 2000 20:00:05 -0600; That's very interesting; maybe it explains something that caused me to lose many hours earlier this year. I have one of the truly wonderful PIEXX boards, and I needed to upgrade the firmware from the; /archives//html/TRLog/2000-08/msg00041.html (9,910 bytes)

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