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Total 6 documents matching your query.

1. [Amps] commercial amplifier cooling (score: 1)
Author: DEHAYS Dominique <dominique.dehays@enac.fr>
Date: Thu, 14 Feb 2008 08:32:13 +0100
sorry , same message but with the rigth message title Hello , I recently got a second hand Drake L4 amplifier. I am normaly not an HF op , but sometimes , I have to use HF ( for VHF nets) , so the L4
/archives//html/Amps/2008-02/msg00090.html (7,108 bytes)

2. Re: [Amps] commercial amplifier cooling (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 14 Feb 2008 06:54:55 -0500
I don't know offhand what the L4 uses as its cooling blower, but my SB-220 has a large fan (rather than a squirrel-cage blower) that is mounted in the back of the cabinet and blows directly on the tu
/archives//html/Amps/2008-02/msg00092.html (8,421 bytes)

3. Re: [Amps] commercial amplifier cooling (score: 1)
Author: schuetzen <chasm@texas.net>
Date: Thu, 14 Feb 2008 11:02:02 -0600
good idea Pete, what do you power it with?? I have about 15 fans of all sizes but they ran off the tower's three color wire leads from the PS. have no idea what the VAC was they were running on. mayb
/archives//html/Amps/2008-02/msg00095.html (8,135 bytes)

4. Re: [Amps] commercial amplifier cooling (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 14 Feb 2008 16:41:00 -0500
I bought a couple of 80mm 115 volt AC fans and wired them in series, so they are a little quieter - one hangs behind my principal transceiver and helps me keep it cool, while the other sits on top of
/archives//html/Amps/2008-02/msg00096.html (8,989 bytes)

5. Re: [Amps] commercial amplifier cooling (score: 1)
Author: Roger <sub1@rogerhalstead.com>
Date: Thu, 14 Feb 2008 17:57:28 -0500
If you want extra air and have the room, and don't require the back pressure, go with low RPM 120 mm fans. The new computer systems are doing this, moving more air, better cooling, and very low noise
/archives//html/Amps/2008-02/msg00097.html (8,415 bytes)

6. Re: [Amps] commercial amplifier cooling (score: 1)
Author: "Gary Smith" <wa6fgi@sbcglobal.net>
Date: Thu, 14 Feb 2008 18:43:44 -0800
My guess woudl be the fan on the L-4 are 110 V given the age of the amp along with the technology of the time at its manufacture. Look on boat anchor manual archives,(bama) you might be able to find
/archives//html/Amps/2008-02/msg00098.html (10,104 bytes)

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