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Total 3 documents matching your query.

1. [TRLog] Optocoupler switching time? (score: 1): Author: k4ro@k4ro.net (K4RO Kirk Pickering); Date: Wed, 29 Jul 1998 08:22:18 -0500 (CDT); For those of you using optocouplers in your radio keying lines, have you noticed that the speed of the device makes any difference? The optocouplers I've come across are 5 microsecond switching time.; /archives//html/TRLog/1998-07/msg00085.html (7,059 bytes)
2. [TRLog] Optocoupler switching time? (score: 1): Author: n6tr@teleport.com (Tree N6TR); Date: Wed, 29 Jul 1998 06:35:26 -0700 (PDT); Since the life of CW elements are measured in milliseconds, not microseconds, the difference will be insignificant. Tree -- FAQ on WWW: http://www.contesting.com/trlogfaq.html Submissions: trlog@con; /archives//html/TRLog/1998-07/msg00088.html (7,136 bytes)
3. [TRLog] Optocoupler switching time? (score: 1): Author: jreid@aloha.net (Jim Reid); Date: Wed, 29 Jul 1998 09:30:14 -1000; At 30 wpm, a dit lasts about 43 milliseconds; 43,000 uS!! What difference will a 5 uS switch speed make? Your rig cannot respond to anything going on that fast; in fact, the bandwidth to pass a 5 uS; /archives//html/TRLog/1998-07/msg00092.html (7,676 bytes)

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