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Total 19 documents matching your query.

1. [TenTec] Quite PWR SUPPLY? (score: 1): Author: "n4lq" <n4lq@iglou.com>; Date: Wed, 03 Nov 2004 12:52:58 -0500; I hate electronic stuff with fans in them and my Astron supplies both have bothersome HUMS. I want a power supply that makes NO noise. No hum, no fan, just 20-25 amps of 13.8vdc. Any suggestions? Oh; /archives//html/TenTec/2004-11/msg00072.html (6,481 bytes)
2. RE: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Eric SENSI" <eric.sensi@skynet.be>; Date: Wed, 3 Nov 2004 19:11:43 +0100; Well... I think there is no perfect PSU ! I'm using the Alinco DM-330MVE (European 220V) version on my Orion with impressive results. http://www.alinco.com/Products/DM330MVE/ No fan noise, stay cool; /archives//html/TenTec/2004-11/msg00073.html (8,616 bytes)
3. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Dave Edwards" <kd2e@comcast.net>; Date: Wed, 3 Nov 2004 13:21:09 -0500; I have an Astron RS20A, and an RS35A. They are silent, and have not been turned off in about 5 years! ...Dave -- Original Message -- From: "n4lq" <n4lq@iglou.com> To: <tentec@contesting.com> Sent: We; /archives//html/TenTec/2004-11/msg00074.html (8,011 bytes)
4. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "n4lq" <n4lq@iglou.com>; Date: Wed, 03 Nov 2004 13:50:00 -0500; I have the Astron 20 and Astron 50M and both of them hum. I think as they get older they tend to loosen up. Maybe I'm over sensitive to LF AF. I even bought a new PC to get away from fan noise but no; /archives//html/TenTec/2004-11/msg00075.html (8,642 bytes)
5. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Geoffrey S. Mendelson" <gsm@mendelson.com>; Date: Wed, 03 Nov 2004 21:10:37 +0200 (IST); When the Macintosh came out it had no fan. Several third party clip on fans were sold, but the best option was an ultrasonic "butterfly fan" that went inside. Possibly you could find a similar one. A; /archives//html/TenTec/2004-11/msg00076.html (8,936 bytes)
6. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Richard Detweiler" <rdetweil@hotmail.com>; Date: Wed, 03 Nov 2004 13:24:15 -0600; Just as a side note, The Astron tends to vibrate the top cover, I put my Can-Tenna on top, it is enough to stop the hum. Just about any weight will do. Best 73's Rich K5SF From: "n4lq" <n4lq@iglou.co; /archives//html/TenTec/2004-11/msg00077.html (10,553 bytes)
7. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Wed, 3 Nov 2004 14:37:18 -0500; Hey Steve.... Are they all sitting on the same table? Maybe it's the acoustics of the table or desk. I'd pick one of 'em up and see if it still hums. _______________________________________________ T; /archives//html/TenTec/2004-11/msg00079.html (8,845 bytes)
8. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Paul S. Serio" <pss@tecinfo.com>; Date: Wed, 03 Nov 2004 13:32:34 -0600; No noise from my Astron RS-35M. Quiet as a church mouse. Is there a possibility that the surface you have it sitting on is resonant at 60 hertz? I remember in the days of high fidelity turntables tha; /archives//html/TenTec/2004-11/msg00080.html (9,155 bytes)
9. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@charter.net>; Date: Wed, 3 Nov 2004 14:44:39 -0500; Get John Kerry to take you to a sporting goods store and buy some hearing protectors. Even better would be some of those headphones which electronically counteract noise to give you pure silence... 7; /archives//html/TenTec/2004-11/msg00081.html (8,544 bytes)
10. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "n4lq" <n4lq@iglou.com>; Date: Wed, 03 Nov 2004 14:50:21 -0500; I tried a pair of those headphones. They do look rather odd on the power supply however. Perhaps a pair of sunglasses would help. N4LQ _______________________________________________ TenTec mailing l; /archives//html/TenTec/2004-11/msg00082.html (9,148 bytes)
11. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: Able2fly@aol.com; Date: Wed, 3 Nov 2004 14:57:34 EST; My Astron SS-25 is quite quiet. Bill _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec; /archives//html/TenTec/2004-11/msg00083.html (7,869 bytes)
12. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Alfred Lorona" <w6wqc@dslextreme.com>; Date: Wed, 3 Nov 2004 11:34:39 -0800; is I jammed a toothpick between the top cover and front panel. :-) 73, AL, w6wqc _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/; /archives//html/TenTec/2004-11/msg00084.html (8,570 bytes)
13. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Ken & Linda Burrough" <w8keb@1st.net>; Date: Wed, 3 Nov 2004 15:06:43 -0500; Steve, that power supply is called BATTERY. The Old Buzzard--w8keb _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listin; /archives//html/TenTec/2004-11/msg00085.html (8,224 bytes)
14. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Scott" <w4pj@bellsouth.net>; Date: Wed, 3 Nov 2004 16:30:04 -0500; Better yet, get Tom Delay to introduce a bill in the House called the "Quiet Room Initiative." Bill Frist can author a companion bill in the Senate called "Silent Shack Act." After Duh-Bya signs it n; /archives//html/TenTec/2004-11/msg00087.html (8,848 bytes)
15. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: Dave <ve1vq@auracom.com>; Date: Wed, 03 Nov 2004 18:18:43 -0400; A surprising amount of linear power supplies have some level of hum. This comes from a mechanical resonance in the metal cabinet or in the transformer at 60Hz. Pressing on various parts will usually; /archives//html/TenTec/2004-11/msg00091.html (9,364 bytes)
16. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "JAMES HANLON" <knjhanlon@msn.com>; Date: Wed, 3 Nov 2004 16:48:19 -0700; The ultimate quiet power supply would be a battery. Jim, W8KGI _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/t; /archives//html/TenTec/2004-11/msg00094.html (9,015 bytes)
17. RE: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "Chuck (Jack) Hawley" <c-hawley@uiuc.edu>; Date: Wed, 3 Nov 2004 15:39:38 -0600; No. They vary. You could probably fiddle with the transformer mounting or something. I find that the covers make a difference as to pressure on them, etc. The toothpick thing works usually. Chuck, KE; /archives//html/TenTec/2004-11/msg00104.html (10,401 bytes)
18. Re: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "David W LeJeune, Sr" <lejeuned@centurytel.net>; Date: Wed, 3 Nov 2004 20:06:53 -0600; I use a 25 AMP switching supply from Radio Shack - $99.00 that is quite and has no switching transient noise. Pleasantly surprised. Works quite well with the OMNI VI+ Dave -- Original Message -- From; /archives//html/TenTec/2004-11/msg00109.html (9,595 bytes)
19. RE: [TenTec] Quite PWR SUPPLY? (score: 1): Author: "K. Indart" <kitdart@ntelos.net>; Date: Tue, 30 Nov 2004 10:31:23 -0500; Steve, There are many "commercial" mfrs. of adjustable DC power supplies, have overvoltage protection, current limiting, etc on the surplus market. I have used several and still do. No fan, no hum, r; /archives//html/TenTec/2004-11/msg00713.html (9,544 bytes)

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