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[AMPS] AL-80B Amps

To: <amps@contesting.com>
Subject: [AMPS] AL-80B Amps
From: hbrown@voicenet.com (Harry Brown)
Date: Wed, 27 Sep 2000 11:43:27 -0400
Joe,

I think that you will find that this a common practice at least 20 years
ago. I have aa Drake L7 amp and a Heath SB220 and they both have HV on when
you turn on the AC.

73, Harry, W3IIT

At 07:14 AM 09/27/2000 +0100, Tarrant David wrote:
>
>This subject has probably be covered before but I thought
>that I would again share this with the group.  
>
>The Radio Club here at Diego Garcia has two AL-80B
>Ameritron amps.  A month ago we had a 3-500Z short and
>it had to be replaced.  Last night the other amp's 3-500Z 
>shorted and we also had to replace that one.  While checking the
>schematic during this process, we noticed that the
>OPR/STANDBY switch only enables the keying relay.
>The High Voltage comes on and remains on with the
>OFF/ON switch.  We were all a bit shocked by this design
>and wanted to warn others before they are fatally shocked
>by this design!
>
>73,
>
>Joe  K5DIY/VQ9JT
>
>
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