, November 20, 2015 7:46 AM
To: Elecraft Reflector
Subject: [Elecraft] KPA 500 voltage drop on key down
I just set up my KPA 500 and the HV on standby is 72.5 volts. On key down,
however, it drops to 48 volts and the lights in the shack noticeably flicker
a bit.
Would changing a the tap
I just set up my KPA 500 and the HV on standby is 72.5 volts. On key down,
however, it drops to 48 volts and the lights in the shack noticeably
flicker a bit.
Would changing a the tap on the transformer potentially help things? Or is
the real issue the voltage drop between the pole and the wall
7:46 AM
To: Elecraft Reflector
Subject: [Elecraft] KPA 500 voltage drop on key down
I just set up my KPA 500 and the HV on standby is 72.5 volts. On key down,
however, it drops to 48 volts and the lights in the shack noticeably flicker
a bit.
Would changing a the tap on the transformer pot
; To: Elecraft Reflector
> Subject: [Elecraft] KPA 500 voltage drop on key down
>
> I just set up my KPA 500 and the HV on standby is 72.5 volts. On key down,
> however, it drops to 48 volts and the lights in the shack noticeably flicker
> a bit.
>
> Would changing a
Hi, Matt,
On Fri, Nov 20, 2015 at 11:13 AM, Cliff Frescura wrote:
> Sounds like the amp is plugged into an outlet that is potentially
> overloaded
> or underrated.
>
> Changing the tap won't solve the problem and may damage the amp.
>
Precisely so!
Put an AC voltmeter on the
Is the amp running off of 240?
The amp does draw quite a bit and really works best on 240
From: Matt Murphy <m...@nq6n.com>
To: Elecraft Reflector <elecraft@mailman.qth.net>
Sent: Friday, November 20, 2015 10:45 AM
Subject: [Elecraft] KPA 500 voltage drop on key down
I
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