[Central-Electronics] Correction: PS-2 or PS-1
k6jek
k6jek at comcast.net
Tue Dec 21 16:54:02 EST 2010
For the experiments I want to do, A PS-2 would be better. A PS-1 would be OK, however.
On Dec 21, 2010, at 12:57 PM, k6jek wrote:
> Anyone have a PS-1 from a parts rig? Also, tips ad pointers on the 20A info would be most appreciated.
>
> My 100V is now just so wonderful I decided to step back in time and get a 20A which I'll be picking up in January. "It needs work." says Brian. Perfect.
>
> I fully expect to be fighting sideband suppression issues with the 20A. It sure would be grand if I had an extra PS-1 to goof around with. Has anyone broken the code on "adjusted at the factory" don't touch them variable caps in the PS-1?
>
> Incidentally, I could not get decent the sideband suppression on the 100V until I rebuilt the PS-2. I got my hands on a just calibrated very high precision LCR meter, a Stanford Research SR720. None of the bridged parts were in spec which is .1%. Some were out 4%. This was not a project for the meek or hurried, but I did manage to get it rebuilt in spec and then was able to get satisfactory opposite sideband suppression. But that's a longer story ...
>
> Can't wait to get the 20A and 458. I even have a huff and puff kit lying around somewhere.
>
>
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