- 21. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: <km2km@twc.com>
- Date: Thu, 28 Jan 2016 09:47:04 -0500
- Yes, sorry for the error. One tube at a time. (hand full of fuses :>) Kris KM2KM MERSCHROD 123 Warren Road Ithaca, NY 14850 == Kris, When you said "Test one fuse at a time", I presume you meant Tube?
- /archives//html/TenTec/2016-01/msg00449.html (18,188 bytes)
- 22. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Joe Papworth via TenTec <tentec@contesting.com>
- Date: Thu, 28 Jan 2016 09:54:23 -0500
- Thanks Kris, If I was desperate, I'd run it on two tubes.? BTW- I haven't bit the bullet on a new tubes yet cuz from what I read on the net, the ones on the market now just plain suck. Seeeeeeeeeeeey
- /archives//html/TenTec/2016-01/msg00450.html (23,387 bytes)
- 23. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Joe Papworth via TenTec <tentec@contesting.com>
- Date: Thu, 28 Jan 2016 09:56:13 -0500
- PS- I guess the big in-rush clunk is "normal" but it can be cured with a soft-start mod. Good morning Joe, Yes, my AMP does make a "thunk" when turned on, but, for example, I have been using it for a
- /archives//html/TenTec/2016-01/msg00451.html (22,947 bytes)
- 24. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Joe Papworth via TenTec <tentec@contesting.com>
- Date: Thu, 28 Jan 2016 10:01:07 -0500
- We knew what you meant Kris... Yes, sorry for the error. One tube at a time. (hand full of fuses :>) Kris KM2KM MERSCHROD 123 Warren Road Ithaca, NY 14850 -- Tony Lelieveld <va3dwi@gmail.com> wrote:
- /archives//html/TenTec/2016-01/msg00452.html (19,211 bytes)
- 25. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: "Al Sirois" <alsirois@roadrunner.com>
- Date: Thu, 4 Feb 2016 12:52:43 -0500
- TUBES..........My T-T Manual says to use 811-A, not 572-B.....> I bought matched tubes from RF Parts in 1999 and they are still in the amp and working fine. I got 450 W out of them this morning on 80
- /archives//html/TenTec/2016-02/msg00027.html (23,721 bytes)
- 26. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Carl Moreschi <n4py3@earthlink.net>
- Date: Thu, 04 Feb 2016 13:03:15 -0500
- The 57B's are superior to 811's. When I had my Centaur, Paul Clinton at Tentec advised me to make the switch. That worked out very well. Carl Moreschi N4PY 58 Hogwood Rd Louisburg, NC 27549 www.n4py.
- /archives//html/TenTec/2016-02/msg00028.html (22,190 bytes)
- 27. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: "rick@dj0ip.de" <Rick@DJ0IP.de>
- Date: Thu, 4 Feb 2016 19:57:41 +0100
- Al, Unfortunately 2016 is not 1999. It's tough to find good tubes anymore. A few years ago, RF-Parts stopped the sales of 572B entirely until they could work with their Chinese supplier and get the q
- /archives//html/TenTec/2016-02/msg00029.html (23,433 bytes)
- 28. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Joe Papworth via TenTec <tentec@contesting.com>
- Date: Thu, 4 Feb 2016 17:55:50 -0500
- Yep, finding good tubes has been very frustrating. I just sent the new 811A's with the prematurely sagged plates back to DX Engineering. I have two, working, 40-plus-year-old Cetron 572B's that I pul
- /archives//html/TenTec/2016-02/msg00032.html (35,699 bytes)
- 29. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Joe Papworth via TenTec <tentec@contesting.com>
- Date: Thu, 4 Feb 2016 17:58:33 -0500
- Don't change a thing Al. "If it ain't broke, don't fix it" Sent from AOL Mobile Mail TUBES..........My T-T Manual says to use 811-A, not 572-B.....> I bought matched tubes from RF Parts in 1999 and t
- /archives//html/TenTec/2016-02/msg00033.html (33,286 bytes)
- 30. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: george fritkin via TenTec <tentec@contesting.com>
- Date: Thu, 4 Feb 2016 15:32:47 -0800
- I did that to my centaur. Unlike the Ameritrons the TenTec power supply will crank out more pwr with 572 George,w6GF Sent from my iPhone _______________________________________________ TenTec mailing
- /archives//html/TenTec/2016-02/msg00035.html (42,607 bytes)
- 31. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Paul Ceglia via TenTec <tentec@contesting.com>
- Date: Fri, 5 Feb 2016 10:09:25 -0500
- THE DIFFERENCE BETWEEN 811A'S AND THE 572B IS THE 572B CAN TAKE MORE ABUSE IN THE CASE OF MISTUNE AND ARE MORE HEAVY DUTY . IT IS MY UNDERSTANDING YOU GET NO MORE POWER .THAN THE 811A, HERE IS THE LI
- /archives//html/TenTec/2016-02/msg00039.html (28,544 bytes)
- 32. Re: [TenTec] Model 411 amp (aka Centaur) (score: 1)
- Author: Gary J FollettDukes HiFi <dukeshifi@comcast.net>
- Date: Fri, 5 Feb 2016 09:49:56 -0600
- The most significant differences between an 811A and a 572B are that the 572B has a higher plate voltage rating and higher plate dissipation. If installed into an amplifier with the allowed higher pl
- /archives//html/TenTec/2016-02/msg00040.html (31,719 bytes)
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