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1. [AMPS] AL 1200 operation question (score: 1): Author: nw9g@netusa1.net (Steve Narducci); Date: Sat, 08 Nov 1997 09:03:47 -0500; Just wondering how well this particular amp performs, it's shortcomings and durability. Anyone sorry that they went this direction and if so, what other direction they would have rather taken. Thanks; /archives//html/Amps/1997-11/msg00098.html (8,081 bytes)
2. [AMPS] AL 1200 operation question (score: 1): Author: gmyers@cetlink.net (Gary Myers); Date: Sat, 08 Nov 1997 09:47:21 -0500; I had one at one time. It is very rugged looking and internally. It does take power to get it up to its full capability. Further the Pi-L is only on 40 and lower. It is a Pi above this. Finally the k; /archives//html/Amps/1997-11/msg00102.html (8,909 bytes)
3. [AMPS] AL 1200 operation question (score: 1): Author: km1h@juno.com (km1h @ juno.com); Date: Sat, 08 Nov 1997 11:33:29 EST; On Sat, 08 Nov 1997 09:03:47 -0500 Steve Narducci <nw9g@netusa1.net> writes: That is the workhorse of Ameritron Steve. A long time contesters favorite and very forgiving of stupid things at 3 AM. The; /archives//html/Amps/1997-11/msg00103.html (8,754 bytes)
4. [AMPS] AL 1200 operation question (score: 1): Author: km1h@juno.com (km1h @ juno.com); Date: Sat, 08 Nov 1997 11:33:29 EST; On Sat, 08 Nov 1997 09:47:21 -0500 Gary Myers <gmyers@cetlink.net> writes: Thats strange Gary. Of the 30 or so I sold in years past I never had that problem. Many of them are still in use at top cont; /archives//html/Amps/1997-11/msg00104.html (10,084 bytes)
5. [AMPS] AL 1200 operation question (score: 1): Author: gmyers@cetlink.net (Gary Myers); Date: Sat, 08 Nov 1997 12:25:32 -0500; Hmmmmmmm! This is interesting. I was very frustrated at the time but did try to work with the manufacturer. They suggested a few things then finally came back with the statement that : "we checked ou; /archives//html/Amps/1997-11/msg00106.html (9,335 bytes)
6. [AMPS] AL 1200 operation question (score: 1): Author: km1h@juno.com (km1h @ juno.com); Date: Sat, 08 Nov 1997 16:15:24 EST; On Sat, 08 Nov 1997 12:25:32 -0500 Gary Myers <gmyers@cetlink.net> writes: Read my original reply Gary. I have not been involved with the AL-1200 for years since they just dont break....service is my; /archives//html/Amps/1997-11/msg00108.html (9,966 bytes)
7. [AMPS] AL 1200 operation question (score: 1): Author: w8jitom@postoffice.worldnet.att.net (w8jitom@postoffice.worldnet.att.net); Date: Sun, 9 Nov 1997 17:55:53 +0000; The 1200 tube is a moderate gain tube, because the driving impedance is high . That increases negative feedback. They typically take about 100 watts for full drive with 3300 volts of loaded anode vo; /archives//html/Amps/1997-11/msg00113.html (10,863 bytes)
8. [AMPS] AL 1200 operation question (score: 1): Author: gmyers@cetlink.net (Gary Myers); Date: Sun, 09 Nov 1997 20:35:11 -0500; I tried three different meters including a Bird! I did use the internal meters for input power. The only thing that bothers me unless the mod changed things, is the engineer from the factory agreed w; /archives//html/Amps/1997-11/msg00116.html (8,534 bytes)
9. [AMPS] AL 1200 operation question (score: 1): Author: measures@vc.net (Rich Measures); Date: Mon, 10 Nov 97 02:19:20 -0800; It seems to me that Mr. Rauch's response has something to do with Not Invented Here syndrome. According to Phil Clements, the tank circuit in the AL-1200 amplifier is notably lossy on the higher ban; /archives//html/Amps/1997-11/msg00121.html (9,398 bytes)
10. [AMPS] AL 1200 operation question (score: 1): Author: w8jitom@postoffice.worldnet.att.net (w8jitom@postoffice.worldnet.att.net); Date: Tue, 11 Nov 1997 06:56:09 +0000; OK, then the range of the estimate you made is probably as I posted. So you are in line with what Carl and I measure. I wonder who that was, and why he didn't make himself clear? Maybe he didn't kno; /archives//html/Amps/1997-11/msg00143.html (10,159 bytes)
11. [AMPS] AL 1200 operation question (score: 1): Author: measures@vc.net (Rich Measures); Date: Tue, 11 Nov 97 08:34:23 -0800; Mr. Rauch: Was the G-G amplifier neutralized at the operating frequency or at the anode-resonance frequency? thanks Rich-- R. L. Measures, 805-386-3734, AG6K -- FAQ on WWW: http://www.contesting.com; /archives//html/Amps/1997-11/msg00155.html (9,275 bytes)

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