[R-390] Capacitor checkers

Patrick brookbank at triad.rr.com
Fri Apr 20 17:11:58 EDT 2007


In regards to the  Sprague TelOhmMike TO-4, does anyone have a operational 
manual for it? I would like to aquire one, original, copy, hard copy or 
softcopy does no matter. Any help would be appreciated. Pat
----- Original Message -----
From: "Kenneth G. Gordon" <kgordon2006 at verizon.net>
To: "Gene Dathe" <dathegene at hotmail.com>
Cc: <R-390 at mailman.qth.net>
Sent: Friday, April 20, 2007 2:52 PM
Subject: Re: [R-390] Capacitor checkers


>> I am currently building up my supply of test equipment and am
>> wondering what you gents use to check caps.  Would a Heath IT-11 work
>> well for vintage BA?  I think I have a C551 problem...
>
> Yes.
>
> I use a restored/rebuilt Heathkit C-3 which is quite ancient, but
> does the job.
>
> However, there are better (in the sense of more capable)
> instruments available. The Sprague TelOhmMike TO-4, 5, and 6
> are excellent, and there are others like them. I think the TO-5 will
> also check transformers, but the TO-6 doesn't. AFAIK, the all the
> TO instruments will reform electrolytics.
>
> Ken Gordon W7EKB
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