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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+Ameritron\s+Al\-1500\s+excessived\s+grid\s+current\s+\&\s+shut\s+down\s*$/: 4 ]

Total 4 documents matching your query.

1. [Amps] Ameritron Al-1500 excessived grid current & shut down (score: 1)
Author: Herbert Schoenbohm <herbert.schoenbohm@gmail.com>
Date: Sun, 26 Aug 2018 17:30:51 -0300
Today I turned on the Al-1500and immediately notice that the grid current went all the way over to the right and the amp grid protection circuit kick in. Even with only 5 watts of drive, the grid cur
/archives//html/Amps/2018-08/msg00049.html (7,113 bytes)

2. Re: [Amps] Ameritron Al-1500 excessived grid current & shut down (score: 1)
Author: MU 4CX250B <4cx250b@miamioh.edu>
Date: Mon, 27 Aug 2018 09:17:20 -0400
Herb, that's usually a sign of no plate voltage on the tube. 73, Jim w8zr Sent from my iPhone _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contes
/archives//html/Amps/2018-08/msg00053.html (8,527 bytes)

3. Re: [Amps] Ameritron Al-1500 excessived grid current & shut down (score: 1)
Author: w8hw <w8hw@comcast.net>
Date: Mon, 27 Aug 2018 09:40:13 -0400
90% of the time it is a diode on the hv board that is near the edge. If I were home, I could give you the exact one, but won't be home in Florida for a week (Sept 3). I repair amps and have worked on
/archives//html/Amps/2018-08/msg00056.html (8,292 bytes)

4. [Amps] Ameritron Al-1500 excessived grid current & shut down (score: 1)
Author: "Jim Thomson" <jim.thom@telus.net>
Date: Mon, 27 Aug 2018 09:36:53 -0700
<90% of the time it is a diode on the hv board that is near the edge. If I were home, I could give you the exact one, but won't be home in Florida for a week (Sept 3). I repair amps and have worked o
/archives//html/Amps/2018-08/msg00058.html (11,284 bytes)

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