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1. [AMPS] Solid State Relays (score: 1): Author: dhearn@ix.netcom.com (dan hearn); Date: Sun, 25 Jun 2000 11:34:00 -0700; I once did a measurement of line voltage transients in an industrial laboratory over a 24 hr period using a special transient recorder which counted the number and sorted them by amplitude. There wer; /archives//html/Amps/2000-06/msg00382.html (8,566 bytes)
2. [Amps] Solid State Relays (score: 1): Author: Glenn McNeil <vk4tzl@bigpond.net.au>; Date: Fri, 26 Mar 2004 15:59:16 +1000; Hi Gang.. Anyone had any experience using the Opto22 series of SSR's in Power Supply construction ? I've got two Opto22 Model 240D10-17 Devices and was thinking about using one to control mains suppl; /archives//html/Amps/2004-03/msg00275.html (7,314 bytes)
3. Re: [Amps] Solid State Relays (score: 1): Author: "Phil Clements" <philk5pc@tyler.net>; Date: Fri, 26 Mar 2004 09:02:09 -0600; Supply using use during and thereby I have reservations about these things, Glenn. I have used them in the past, but not for a QRO application. I do not want the thing turning on unless I want it to; /archives//html/Amps/2004-03/msg00284.html (8,338 bytes)
4. Re: [Amps] Solid State Relays (score: 1): Author: Vic Rosenthal <vic@rakefet.com>; Date: Fri, 26 Mar 2004 07:43:18 -0800; Glenn McNeil wrote: Anyone had any experience using the Opto22 series of SSR's in Power Supply construction ? There was a recent discussion of using SSRs on the reflector. Some like them, some don't.; /archives//html/Amps/2004-03/msg00285.html (7,671 bytes)
5. Re: [Amps] Solid State Relays (score: 1): Author: R.Measures <r@somis.org>; Date: Fri, 26 Mar 2004 08:06:12 -0800; ** Probably not, Glenn. Relay contacts typically have less V-drop than a Si junction. Also, relays are more likely to function in RF environments. Sometimes, high-tech is not without problems. An ex; /archives//html/Amps/2004-03/msg00293.html (8,478 bytes)
6. Re: [Amps] Solid State Relays (score: 1): Author: "Dudley Hurry" <jhurry@austin.rr.com>; Date: Fri, 26 Mar 2004 22:53:08 -0600; The only positive disconnect is to unplug the AC.. But I have used the cross-over relays in several amps with no problems, but I have always used RFI input filters and bypass caps on the relays, alon; /archives//html/Amps/2004-03/msg00310.html (10,339 bytes)
7. Re: [Amps] Solid State Relays (score: 1): Author: Bill Turner <wrt@dslextreme.com>; Date: Fri, 26 Mar 2004 18:37:18 -0800; _________________________________________________________ My Commander HF-2500 amp uses ZSAC devices for turn-on and it is smooth as silk. -- Bill, W6WRT QSLs via LoTW _______________________________; /archives//html/Amps/2004-03/msg00312.html (8,093 bytes)
8. Re: [Amps] Solid State Relays (score: 1): Author: "Phil Clements" <philk5pc@tyler.net>; Date: Fri, 26 Mar 2004 20:48:01 -0600; smooth They are smooth, but too fast to be used alone without other components on a capacitor input power supply. It takes time to charge the filter capacitor(s). I'll bet there is more to the Comma; /archives//html/Amps/2004-03/msg00313.html (8,164 bytes)
9. Re: [Amps] Solid State Relays (score: 1): Author: Bill Turner <wrt@dslextreme.com>; Date: Fri, 26 Mar 2004 19:09:15 -0800; _________________________________________________________ You'd lose that bet. The schematic shows nothing but the SSR's and fuses between the mains input and the HV transformer. The HV meter goes fr; /archives//html/Amps/2004-03/msg00314.html (8,545 bytes)
10. Re: [Amps] Solid State Relays (score: 1): Author: R.Measures <r@somis.org>; Date: Sat, 27 Mar 2004 01:20:59 -0800; ? Did you measure the filament inrush current with an oscilloscope? _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo; /archives//html/Amps/2004-03/msg00316.html (10,751 bytes)
11. Re: [Amps] Solid State Relays (score: 1): Author: Mark S Graalman <wb8jkr@juno.com>; Date: Sat, 27 Mar 2004 07:07:01 -0500; I think the main thing they wanted to accomplish is insuring that the amp wouldn't get turned on while the AC cycle was at or near maximum voltage. While the concerns are valid, can't really argue wi; /archives//html/Amps/2004-03/msg00319.html (9,495 bytes)
12. Re: [Amps] Solid State Relays (score: 1): Author: "Phil Clements" <philk5pc@tyler.net>; Date: Sat, 27 Mar 2004 07:00:35 -0600; goes Perhaps the filament winding is engineered to self-limit the inrush current, and obviously, robust diodes are used in the H.V. bridge. Someone ought to measure this and report to us. Results of; /archives//html/Amps/2004-03/msg00320.html (8,843 bytes)
13. Re: [Amps] Solid State Relays (score: 1): Author: Bill Turner <wrt@dslextreme.com>; Date: Sat, 27 Mar 2004 06:52:06 -0800; _________________________________________________________ The HF-2500 uses a pair of 3CX800's, which I thought did not require filament inrush limiting. Is that incorrect? -- Bill, W6WRT QSLs via LoT; /archives//html/Amps/2004-03/msg00321.html (8,625 bytes)
14. [Amps] solid state relays (score: 1): Author: "glenn riccio" <gfriccio@hughes.net>; Date: Sat, 30 Aug 2014 15:51:51 -0700; Hello all , I'm in the process of collecting components for another GG amp I am building. I have some questions on the hv power supply. I'm building a very conventional supply. Most schemes use a big; /archives//html/Amps/2014-08/msg00071.html (6,854 bytes)
15. Re: [Amps] solid state relays (score: 1): Author: "Mark Robinson" <markrob@mindspring.com>; Date: Thu, 4 Sep 2014 22:23:22 -0400; I am using a big 30 amp 240V variac here and it would trip my 30 amp 240V breaker when I powered up the variac on it's own with no load. I had to install a surge limiter on the variac to prevent this; /archives//html/Amps/2014-09/msg00001.html (8,020 bytes)
16. Re: [Amps] solid state relays (score: 1): Author: Ronald Brown via Amps <amps@contesting.com>; Date: Mon, 8 Sep 2014 18:35:54 -0700; Glen, I am using SS relays without problems. Also note that PB does make 120VAC triggered SS relays so they are not all DC controlled. My relays are 50A, 120vac actuated. Ron - K0idx ________________; /archives//html/Amps/2014-09/msg00009.html (7,274 bytes)

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