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Total 9 documents matching your query.

1. [Amps] AL-572 (score: 1): Author: phoppe@wi.rr.com (Patrick Hoppe); Date: Fri, 3 Jan 2003 12:25:39 -0600; I am looking at buying my first amplifier. I work primarily 10 & 15 meters, so an easy 10 mtr mod. Would be great. I was thinking about the Ameritron, AL-572. It seemed to have a good cost / power ra; /archives//html/Amps/2003-01/msg00023.html (7,454 bytes)
2. [Amps] AL-572 (score: 1): Author: stevek@jmr.com (Steve Katz); Date: Fri, 3 Jan 2003 10:50:57 -0800; /archives//html/Amps/2003-01/msg00025.html (8,296 bytes)
3. [Amps] AL-572 (score: 1): Author: oz1pif@get2net.dk (Peter Frenning, OZ1PIF); Date: Sat, 4 Jan 2003 00:12:03 +0100; I don't know this specific amp, but I would never recommend any amp using the 572 tube for 10m, this tube is very marginal this high, and you'll be lucky if you get 60% of nominal output on 12 and 10; /archives//html/Amps/2003-01/msg00026.html (8,611 bytes)
4. [Amps] AL-572 (score: 1): Author: carlseye@tampabay.rr.com (carl seyersdahl); Date: Fri, 3 Jan 2003 19:16:13 -0500; I suppose it's a matter of opinion, but I have repaired several amps using 572B's I have not had any major problems getting within 10% or so on ten mtrs. from what I had on 80 mtrs. (600-700w) from a; /archives//html/Amps/2003-01/msg00027.html (10,228 bytes)
5. [Amps] AL-572 (score: 1): Author: majrabsr@rconnect.com (Major Ron); Date: Sat, 4 Jan 2003 00:23:41 -0000; I recently purchased an AL-80B amp to replace one that had been destroyed by lightning. I have been very happy with it. When I first rec'd the amp, it had been riding around all day in cold weather i; /archives//html/Amps/2003-01/msg00028.html (10,196 bytes)
6. [Amps] AL-572 (score: 1): Author: MorgusMagnificen@aol.com (MorgusMagnificen@aol.com); Date: Fri, 3 Jan 2003 20:14:38 EST; Your comments about the 572 do not seem correct. What is the basis for your belief that they are inferior at 30MHZ? I have used 4 572's in my amplifier for several years, using virtually all known sp; /archives//html/Amps/2003-01/msg00029.html (7,497 bytes)
7. [Amps] AL-572 (score: 1): Author: 2@vc.net (2); Date: Fri, 3 Jan 2003 17:23:58 -0800; Heath and Gonset Once had "neutralized" g-g amplifiers. Both had a well deserved reputation for squirreliness. Gonset disappeared. Heath apparently saw their error and never again designed a "neutra; /archives//html/Amps/2003-01/msg00031.html (7,959 bytes)
8. [Amps] AL-572 (score: 1): Author: oz1pif@get2net.dk (Peter Frenning, OZ1PIF); Date: Sat, 4 Jan 2003 12:12:42 +0100; I may have to stand corrected here.... My personal experience is limited to the Svetlana brand mounted in an FL-2000B, which, even with the Svetlana mod, was a less than satisfactory experience. I wa; /archives//html/Amps/2003-01/msg00034.html (9,267 bytes)
9. [Amps] AL-572 (score: 1): Author: 2@vc.net (2); Date: Sat, 4 Jan 2003 05:01:44 -0800; Peter -- Did the tungsten filament wires break inside the envelopes? - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end; /archives//html/Amps/2003-01/msg00038.html (10,091 bytes)

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