[Amps] hot keying the amp?

[Carl]

Replace electrolytics, resistors and relay on the QSK board, they are 
pushing 30 years old.

Carl
KM1H


----- Original Message ----- 
From: "Vasiliy - K3IT" <gokoyev+k3it at gmail.com>
To: <amps at contesting.com>
Sent: Sunday, February 10, 2013 11:38 PM
Subject: [Amps] hot keying the amp?


> the new amp LK500ZB and I continue our bonding process :)
>
> I've wired up the QSK circuit and recorded the CW signal on my scope.  I
> can see a small bump after each dot and dash, like on the picture here
> http://goo.gl/74HO3
> Does it look like hot keying the amp?   There is also a very sharp fall 
> off
> - the dot is supposed to be 87ms but cut off early.  Is anybody familiar
> with the QSK circuit on LZ500ZB and/or have words of wisdom? I wonder if
> the QSK circuit has been played with and I can't operate it like this.
> (I'm really knew to "QRO" stuff).
>
> 73
>
> P.S. Thanks to all for answers regarding the LK500Z output on 10m.  I've
> been testing and re-testing and now consistently get good power on all
> bands.
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