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21. Re: [Amps] Pin Diodes (score: 1): Author: R@contesting.com;Measures <r@somis.org>; Date: Wed, 8 Mar 2006 09:27:51 -0800; What is the measured make time for a RJ-1A? Rich Measures, 805.386.3734, AG6K, www.somis.org _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contest; /archives//html/Amps/2006-03/msg00211.html (10,090 bytes)
22. Re: [Amps] Pin Diodes (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Wed, 8 Mar 2006 17:42:27 +0000; I have only tested HC-1s, but it's the same as you get with your circuit... and exactly the same as I posted two weeks ago :-) -- 73 from Ian GM3SEK _______________________________________________ Am; /archives//html/Amps/2006-03/msg00213.html (8,895 bytes)
23. Re: [Amps] Pin Diodes (score: 1): Author: Peter Chadwick <g3rzp@g3rzp.wanadoo.co.uk>; Date: Thu, 9 Mar 2006 12:47:32 +0100 (CET); Motorola claimed about 7 or 8 microseconds for their 1N4007. Now, I do not know if everyone else's 1N4007s are the same, and as generally, it doesn't matter for the 'correct' application, it may well; /archives//html/Amps/2006-03/msg00224.html (8,024 bytes)
24. Re: [Amps] Pin Diodes (score: 1): Author: Bill Tippett <btippett@alum.mit.edu>; Date: Thu, 09 Mar 2006 12:31:25 -0500; W0UN: active ham. I forget the spec on lifetime but it is was something like 1 or 2 million cycles. At one point (a decade or more ago) I did the calculations that showed that a VERY active CW contes; /archives//html/Amps/2006-03/msg00233.html (8,579 bytes)
25. Re: [Amps] Pin Diodes (score: 1): Author: "Paul Christensen" <w9ac@arrl.net>; Date: Thu, 9 Mar 2006 19:08:01 -0500; The 1N4007 has mediocre isolation characteristics at H.F. when functioning as a PIN switch. Ten Tec used several 1N4007 diodes in its Omni Six T/R circuit, but the result was that main-to-aux antenn; /archives//html/Amps/2006-03/msg00235.html (9,206 bytes)
26. Re: [Amps] Pin Diodes (score: 1): Author: Peter Chadwick <g3rzp@g3rzp.wanadoo.co.uk>; Date: Fri, 10 Mar 2006 09:41:47 +0100 (CET); In the automatic test machines at work, they usually had to replace the electro mechanical RF attenuators about every 6 months or so - that was at about 1 million operations. Expensive business......; /archives//html/Amps/2006-03/msg00236.html (8,094 bytes)

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