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Total 17 documents matching your query.

1. [Amps] Muffin Fans (score: 1): Author: k7fm@teleport.com (COLIN LAMB); Date: Wed, 24 Jul 2002 7:23:6 -0700; I once built a pusher aircraft. Among the designers and builders, no one seemed to care whether the air was being pulled or pushed. The aircraft did not know the difference. About the only concern wa; /archives//html/Amps/2002-07/msg00454.html (8,511 bytes)
2. [Amps] Muffin Fans (score: 1): Author: stevek@jmr.com (Steve Katz); Date: Wed, 24 Jul 2002 07:40:57 -0700; /archives//html/Amps/2002-07/msg00455.html (11,442 bytes)
3. [Amps] Muffin Fans (score: 1): Author: stevek@jmr.com (Steve Katz); Date: Wed, 24 Jul 2002 08:23:16 -0700; [Steve Katz] The program allows you to enter all data relating to the product's environment. This is especially important for us, since we design and manufacture mostly "rack mount" equipment (19" p; /archives//html/Amps/2002-07/msg00457.html (8,702 bytes)
4. [Amps] Muffin Fans (score: 1): Author: 2@vc.net (2); Date: Wed, 24 Jul 2002 08:36:50 -0700; ** The Consolidated B-36 was a pusher type aircraft. The sucky side of the 6-propellers passing by the wings' trailing edges created a beating noise that shook the earth below. - R. L. Measures, a.k.; /archives//html/Amps/2002-07/msg00458.html (8,173 bytes)
5. [Amps] Muffin Fans (score: 1): Author: stevek@jmr.com (Steve Katz); Date: Wed, 24 Jul 2002 08:40:22 -0700; /archives//html/Amps/2002-07/msg00462.html (7,797 bytes)
6. [Amps] Muffin Fans (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Wed, 24 Jul 2002 20:16:31 -0400; Why would it? There isn't a significant change in pressure or flow no matter which side it is on. An airplane propeller is an entirely different situation than an amplifier. 73, Tom W8JI W8JI@contes; /archives//html/Amps/2002-07/msg00469.html (7,498 bytes)
7. [Amps] Muffin Fans (score: 1): Author: k7fm@teleport.com (COLIN LAMB); Date: Wed, 24 Jul 2002 18:15:20 -0700; "The Consolidated B-36 was a pusher type aircraft. The sucky side of the 6-propellers passing by the wings' trailing edges created a beating noise that shook the earth below." Wasn't that beating noi; /archives//html/Amps/2002-07/msg00471.html (7,468 bytes)
8. [Amps] muffin fans (score: 1): Author: w5set@alltel.net (STEVE---W5SET); Date: Wed, 24 Jul 2002 21:30:31 -0500; In the vein of the B-36, kind of anyway--doesn't the helicopter make a beating sound with the air from the pressure side of the rotor against the tail assembly? On the noise making--my fan bearings m; /archives//html/Amps/2002-07/msg00472.html (7,824 bytes)
9. [Amps] muffin fans (score: 1): Author: 2@vc.net (2); Date: Thu, 25 Jul 2002 03:53:01 -0700; The beating sound from a helicopter comes from the sound of the rotor tips approaching the speed of sound. // Off topic tidbit: The rotor tips move so fast that, with an IR night video, air-friction; /archives//html/Amps/2002-07/msg00475.html (8,241 bytes)
10. [Amps] Muffin Fans (score: 1): Author: 2@vc.net (2); Date: Fri, 26 Jul 2002 05:02:53 -0700; The B-36 was never used to bomb people. I heard one fly over Santa Paula, CA when I was in First Grade, and the place shook enough to cause immediate surrender of the neighborhood. As I understand i; /archives//html/Amps/2002-07/msg00490.html (7,910 bytes)
11. [Amps] Muffin Fans (score: 1): Author: k7fm@teleport.com (COLIN LAMB); Date: Wed, 24 Jul 2002 8:5:34 -0700; "We use computer modeling for airflow, with a package called Flowtherm, The modeling would have to take into account the external obstructions, too. If the amplifier is 1" away from a wall, airflow w; /archives//html/Amps/2002-07/msg00548.html (7,811 bytes)
12. [Amps] Muffin Fans (score: 1): Author: k7fm@teleport.com (COLIN LAMB); Date: Wed, 24 Jul 2002 8:5:34 -0700; "We use computer modeling for airflow, with a package called Flowtherm, The modeling would have to take into account the external obstructions, too. If the amplifier is 1" away from a wall, airflow w; /archives//html/Amps/2002-06/msg00287.html (6,567 bytes)
13. [Amps] muffin fans (score: 1): Author: "Partain, Chuck" <Chuck_Partain@Maxtor.com>; Date: Tue, 24 Feb 2004 04:28:28 -0800; anyone ever do any studies about muffin fans for cooling BIG tubes? I have a decent size blower I'm going to use on my amp (gu-84b) and wondered if there was a smaller fan (I'm into the size reductio; /archives//html/Amps/2004-02/msg00221.html (7,018 bytes)
14. Re: [Amps] muffin fans (score: 1): Author: Roger B <f6fer@yahoo.fr>; Date: Tue, 24 Feb 2004 21:58:25 +0100 (CET); Hello Chuck If you did not try yet, visit the Rotron site at http://www.comairrotron.com You will find P vs air flow cross plots, for all types of fans and blowers. 73 Roger -- "Partain, Chuck" <Chuc; /archives//html/Amps/2004-02/msg00228.html (8,111 bytes)
15. Re: [Amps] muffin fans (score: 1): Author: "Ian White, G3SEK" <G3SEK@ifwtech.co.uk>; Date: Tue, 24 Feb 2004 20:52:32 +0000; Partain, Chuck wrote: anyone ever do any studies about muffin fans for cooling BIG tubes? I have a decent size blower I'm going to use on my amp (gu-84b) and wondered if there was a smaller fan (I'm; /archives//html/Amps/2004-02/msg00229.html (8,386 bytes)
16. Re: [Amps] muffin fans (score: 1): Author: R.Measures <r@somis.org>; Date: Wed, 25 Feb 2004 00:37:02 -0800; ** For even more pressure, use a radial-wheel centrifugal blower. _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/a; /archives//html/Amps/2004-02/msg00237.html (8,317 bytes)
17. Re: [Amps] muffin fans (score: 1): Author: Radio WC6W <wc6w@juno.com>; Date: Wed, 25 Feb 2004 08:38:52 -0800; Hi Chuck, That's a lot for a muffin fan... you might get close if you (series) stack 6 or 7 of them! :-) pressure. The Rotron printed catalog has these graphs... not sure if they are shown on line: w; /archives//html/Amps/2004-02/msg00244.html (8,093 bytes)

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