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Total 7 documents matching your query.

1. [Amps] Fan control (score: 1): Author: "Alf Pousar" <alf.pousar@surffi.net>; Date: Mon, 25 Nov 2013 13:50:20 +0200; Hi Vic, you can run the fan at lower voltage via a capacitor or resistor during stanby and then when the PTT line is active just short the serial component and fly the F-18! 73, Alf OH2QM ___________; /archives//html/Amps/2013-11/msg00417.html (6,728 bytes)
2. [Amps] Fan control (score: 1): Author: "Gary Smith" <Gary@ka1j.com>; Date: Wed, 14 Sep 2016 10:19:21 -0400; I still haven't gotten round to putting in a fan control into my old Alpha. There is a wire resistor with slider that allows changing the fan speed and I have it on maximum RPM right now and the blow; /archives//html/Amps/2016-09/msg00044.html (7,157 bytes)
3. Re: [Amps] Fan control (score: 1): Author: "Ian White" <gm3sek@ifwtech.co.uk>; Date: Wed, 14 Sep 2016 21:38:54 +0100; eBay has a number of thermostatic controller boards for 12V computer-type fans using a thermistor sensor and pulse width modulation to vary the fan speed. Details vary, but typically the fan starts a; /archives//html/Amps/2016-09/msg00053.html (9,341 bytes)
4. Re: [Amps] Fan control (score: 1): Author: Bill Turner <dezrat@outlook.com>; Date: Thu, 15 Sep 2016 03:39:50 +0000; -- ORIGINAL MESSAGE --(may be snipped) REPLY: Inside a transceiver is one thing, inside a high power amp is something else. I'd suggest mounting it outside the cabinet, directly in the exhaust air st; /archives//html/Amps/2016-09/msg00064.html (7,705 bytes)
5. Re: [Amps] Fan control (score: 1): Author: "Gary Smith" <Gary@ka1j.com>; Date: Sat, 17 Sep 2016 09:35:58 -0400; Ian, Thanks for the suggestion. I've looked at a few of these on fleabay, now that you suggested a PWM fan controller for me to look at. I need to read up on these to see if they will fit what I'm lo; /archives//html/Amps/2016-09/msg00073.html (11,006 bytes)
6. Re: [Amps] Fan control (score: 1): Author: "Gary Smith" <Gary@ka1j.com>; Date: Sat, 17 Sep 2016 09:45:34 -0400; Bill, I have the temp probe for the electronic Sunbeam cooking thermometer in the amp's airflow and it does a really nice job of displaying current temps. I have it set so if the temp of the exhaust; /archives//html/Amps/2016-09/msg00075.html (8,956 bytes)
7. Re: [Amps] Fan control (score: 1): Author: Bill Steffey NY9H <ny9h@arrl.net>; Date: Mon, 26 Sep 2016 14:56:10 -0400; I found on ebay a temp control thermostat with digital temp readout,,,,$13 many adjustable parameters... I use three of them to exhaust heat from my cabinet mounted #1 icom7800 #2 other stuff in cabi; /archives//html/Amps/2016-09/msg00124.html (7,998 bytes)

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