[ETO_Alpha] Alpha 99

Duane C. ac5aa at hotmail.com
Mon Aug 1 18:32:38 EDT 2005


We probably need to know the answers to a couple of questions before we can
guess at an answer:

1.  What rig are you driving it with?
2.  What modes do you see this behavior in?
3.  Does it have the same problem on all antennas?  Have you tried it on a
dummy load?

73,  Duane

-----Original Message-----
From: eto_alpha-bounces at mailman.qth.net
[mailto:eto_alpha-bounces at mailman.qth.net] On Behalf Of budgarside at juno.com
Sent: Saturday, July 30, 2005 10:55 AM
To: eto_alpha at mailman.qth.net
Subject: [ETO_Alpha] Alpha 99

Having a problem with an Alpha 99. Rig runs fine (full power out, tunes
OK), but the amp will often "spike" the IP current meter to the right and
fault. This happens on all bands and all modes. The tubes have been
replaced and new filter caps installed as maintenance, (the amp is 7
years old) but the problem is still there. Any ideas or experiences out
there, thanks for any comments.  
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