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21. [TenTec] CENTAUR (score: 1): Author: k5rov@worldnet.att.net (James Parsons); Date: Thu, 02 Oct 1997 17:50:56 -0500; Lane, the manual says the plate voltage is 1800 volts no load, 1500 volts full load. I find this to be true. QSK action is pretty good. I don't know how good because this is the only amplifier I have; /archives//html/TenTec/1997-10/msg00018.html (8,767 bytes)
22. [TenTec] Centaur (score: 1): Author: k5rov@postoffice.worldnet.att.net (Jim Parsons); Date: Sat, 11 Oct 1997 10:40:27 -0500; I have a new Centaur amplifier which I really do like. It is compact, has QSK, is inexpensive, and is very easy to tune. Its really well worth the money. I have mentioned the VERY loud fan that can d; /archives//html/TenTec/1997-10/msg00073.html (8,198 bytes)
23. [TenTec] Centaur (score: 1): Author: ac5aa@juno.com (Duane A. Calvin); Date: Tue, 14 Oct 1997 21:16:27 -0400; Jim - I don't notice the QSK relay as being very loud. My IC-765 has a fairly quiet relay, and the Centaur's is a bit louder, but certainly not obnoxious. Besides, how can you hear it over the fan no; /archives//html/TenTec/1997-10/msg00097.html (7,399 bytes)
24. [TenTec] Centaur (score: 1): Author: BEAMERJA@lbh.panamsat.com (Jay A Beamer); Date: Mon, 20 Oct 1997 21:03:00 +0100; **Message delivered from cc:Mail** Has anyone figured out wy Ten Tec is using a minature cyclone in the Centaur? Maybe they got a super price on several hundred thousand of them. Any one take notice; /archives//html/TenTec/1997-10/msg00184.html (7,517 bytes)
25. [TenTec] Centaur (score: 1): Author: Ron Feutz <feutz@wctc.net>; Date: Sat, 25 Dec 2004 14:58:23 -0600; TT'ers, I cooked a tube or tubes in my Centaur while tuning up. Any suggestions on the best place to get replacements, and the best replacements to get? For the price I suppose it makes sense to get; /archives//html/TenTec/2004-12/msg01002.html (7,209 bytes)
26. Re: [TenTec] Centaur (score: 1): Author: joel hallas <jrhallas@optonline.net>; Date: Sat, 25 Dec 2004 18:11:56 -0500; Ron, Great question, and I will be watching the answers closely too. I fried an 811A in my Centaur the other day and can see the bottom of the spare bin very clearly now! The big question is, when I; /archives//html/TenTec/2004-12/msg01006.html (8,340 bytes)
27. RE: [TenTec] Centaur (score: 1): Author: "Mike Pagel" <k9uw@wi-net.com>; Date: Sat, 25 Dec 2004 18:55:55 -0600; Hi Joel: Last February I bought a used Centaur that had a shorted 811. I replaced the original 811's with Taylor 572B's from RF Parts and replaced the original 100 CFM fan with a 57 CFM Papst fan at; /archives//html/TenTec/2004-12/msg01010.html (9,598 bytes)
28. Re: [TenTec] Centaur (score: 1): Author: "Josh" <jkelly@hiwaay.net>; Date: Sat, 25 Dec 2004 20:17:50 -0600; I too am using the Taylor 572B's in my Centaur. Works FB. Also have a Titan III, so don't use the Centaur much due to the fan noise. What mod. (size) Papst 57 CFM do you use? Would like to use the Ce; /archives//html/TenTec/2004-12/msg01012.html (11,393 bytes)
29. Re: [TenTec] Centaur (score: 1): Author: Ken Brown <ken.d.brown@verizon.net>; Date: Sat, 25 Dec 2004 16:43:40 -1000; don't use the Centaur much due to the fan noise. What mod. (size) Papst 57 CFM do you use? Would like to use the Centaur on ssb too. Taylor 572B's from RF Parts and replaced the original 100 CFM fan; /archives//html/TenTec/2004-12/msg01014.html (8,364 bytes)
30. RE: [TenTec] Centaur (score: 1): Author: "Mike Pagel" <k9uw@wi-net.com>; Date: Sat, 25 Dec 2004 21:17:34 -0600; Here's the fan that I used in my Centaur, Josh: http://www.mouser.com/catalog/620/1223.pdf Look for item #59121-4800X, a bit more than half way down the page. 119x38mm, 57 CFM. While I am confident t; /archives//html/TenTec/2004-12/msg01015.html (14,066 bytes)
31. Re: [TenTec] Centaur (score: 1): Author: w7kxb@comcast.net (Bill_Harris); Date: Sun, 26 Dec 2004 04:35:06 +0000; Joel, you better off with the 811's. That's what the rig was designed for. Putting in 572"s will not net you enough additional power to be noticed. IMD products are reported to be higher as well. You; /archives//html/TenTec/2004-12/msg01020.html (8,441 bytes)
32. RE: [TenTec] Centaur (score: 1): Author: "NJ0IP" <Rick@DJ0IP.de>; Date: Sat, 25 Dec 2004 11:18:21 -0800; I don't agree with that, Bill. I bought my Centaur to use as a portable contest amp. At the time I was usually running multi-single class, so we always had numerous hams working with the equipment. O; /archives//html/TenTec/2004-12/msg01021.html (10,372 bytes)
33. Re: [TenTec] Centaur (score: 1): Author: "Carl Moreschi" <n4py@earthlink.net>; Date: Sun, 26 Dec 2004 08:31:47 -0500; My son had my centaur for contesting for about 6 months. I had just put 572B's in it. The tubes lasted about 6 months. I don't know if he had mistuned them or not but we never saw any more power outp; /archives//html/TenTec/2004-12/msg01026.html (12,128 bytes)
34. [TenTec] Centaur (score: 1): Author: Hamdriver66@aol.com; Date: Sun, 28 Jun 2009 18:01:05 EDT; I have owned a Centaur amp. for some time but have not had time to use it often. It has a very loud and distracting relay "clacking" that tries to follow each dit and dah at lower speeds but holds in; /archives//html/TenTec/2009-06/msg00133.html (6,891 bytes)
35. Re: [TenTec] Centaur (score: 1): Author: Ken Brown <ken.d.brown@hawaiiantel.net>; Date: Sun, 28 Jun 2009 19:18:52 -1000; What transceiver are you using it with and how do you have the keying hooked up? If you are using a Ten-Tec transceiver (most models) and have the full keying loop connected and enabled, it would be; /archives//html/TenTec/2009-06/msg00134.html (8,261 bytes)
36. Re: [TenTec] Centaur (score: 1): Author: Richards <jruing@ameritech.net>; Date: Mon, 29 Jun 2009 01:58:16 -0400; Red Greene would recommend installing a wad of duct tape under the offending component to dampen the sound. Not helpful? ;-) (Just poking some fun late tonight.) Happy trails and good luck. == K8JHR; /archives//html/TenTec/2009-06/msg00135.html (7,108 bytes)
37. Re: [TenTec] Centaur (score: 1): Author: "Gert Meinen" <pa3aav@hetnet.nl>; Date: Mon, 29 Jun 2009 10:51:04 +0200; Mike, Check out AG6K 's amplifier pages, there is a lot of info about quieting an amp, I used it to quiet my Titan it had a noisy Kilovac vacuum relay which I eventually replaced by a more silent typ; /archives//html/TenTec/2009-06/msg00136.html (8,296 bytes)
38. Re: [TenTec] Centaur (score: 1): Author: Richards <jruing@ameritech.net>; Date: Mon, 29 Jun 2009 06:41:37 -0400; Are you guys saying your amps make a racket on every dit and dah you pound out? I am just learning CW... slowly... maybe surely... and wonder if I need to look into this on my own Omni VII and Centur; /archives//html/TenTec/2009-06/msg00137.html (7,360 bytes)
39. Re: [TenTec] Centaur (score: 1): Author: n4dxi@aol.com; Date: Mon, 29 Jun 2009 09:17:17 -0400; James, Sounds like a relay but even so, shouldn't make a "racket". I think there is also a relay for the fan in the Centurion, it's very audible in my Centurion, but it's infrequent.. Certainally not; /archives//html/TenTec/2009-06/msg00139.html (8,987 bytes)
40. Re: [TenTec] Centaur (score: 1): Author: "David & Chris Drake" <drakes@psci.net>; Date: Mon, 29 Jun 2009 09:56:10 -0400; James, My previous amp was a Centaur. Very nice little amp, except for a loud fan. I never had the problem you are discussing. I did use the QSK cabling to the TT rig via the TN and EN jacks on the b; /archives//html/TenTec/2009-06/msg00140.html (10,396 bytes)

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