[Hammarlund] SP-600 Project update

[ROBERT YOUNG]

You or someone else here don't happen to know where I can find a 4 section 
electrolytic 40, 40 , 40, and 60 uf. 400V or above I believe for a HQ-180 do 
you? thanks,

Bob Young



----- Original Message ----- 
From: "GBrown" <gkbrown at gwi.net>
To: <hammarlund at mailman.qth.net>
Sent: Monday, April 25, 2005 9:41 AM
Subject: [Hammarlund] SP-600 Project update


> I finished recapping the SP-600. Also checking resistors as I go along. I
> did find some mica caps that were out of tolerance and replaced those. I
> replaced every cap and resistor in the RF section. Don't wont to have to
> tear it down again for awhile. Replaced a few broken shaft couplings and a
> missing shaft. Brought it up slowly and monitored AC current draw. 
> Recorded
> 1.2 amps for future reference, after warm up. Needs a realignment and I
> noticed a problem in the AVC circuit. RF gain has no or little affect. 
> Looks
> like I will be diving into the 6AL5 (V-14) this morning to see whets going
> on. Manual position is OK. Tossed an antenna on the connector and tuned
> round 3.8 to 3.9 mc. Low and behold, a few AM stations coming in loud and
> clear. This is the first time this receiver has heard anything for 49 
> years.
> I even went up to the FM band and I'll be dammed, received a few signals 
> up
> there as well. Just thought I would let you folks how the progress is 
> coming
> along. By the way, with the new panel done and relettered, it looks
> fantastic. Pictures available on request.
> Regards,
> Gary...WZ1M
>
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