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Total 2 documents matching your query.

1. [CQ-Contest] K1EL Winkeyer USB Problems (score: 1)
Author: "Brad Hedges" <bdhedges@hughes.net>
Date: Fri, 20 Nov 2009 21:46:33 -0600
The USB WinKey uses a (really, "the") industry standard FTDI USB to TTL converter chip. It handles all the many details of USB communications with our PCs (sic), allowing the hardware to use a very s
/archives//html/CQ-Contest/2009-11/msg00430.html (9,031 bytes)

2. [CQ-Contest] Icom Level Converter (was Computer Controlled Rigs.) (score: 1)
Author: "Brad Hedges" <bdhedges@hughes.net>
Date: Sun, 21 Feb 2010 22:13:39 -0600
All that the Icom level converter is, is exactly that - a level converter. It is a TTL-level (0-5 volts) to RS-232 (+/- 12 Volts) converter. Generically it is a "max232", which is a now industry-stan
/archives//html/CQ-Contest/2010-02/msg00278.html (9,449 bytes)

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