[time-nuts] Solartron 7150+ filters

gonzo moto cadbloke at hotmail.com
Wed Nov 4 17:05:43 UTC 2009


Hi Dave,
I've rebuilt the second filter and installed it back in the 7150plus (where it is working fine).

I kept a photo record which I've combined into a 2.5Mb PDF.

I can email it to you or, if someone wants to host it, I'm happy to have it available to all.

Cheers,
ian


> Date: Fri, 30 Oct 2009 00:43:17 +0000
> From: gonzo moto <cadbloke at hotmail.com>
> Subject: Re: [time-nuts] Solartron 7150+ filters
> To: time-nuts <time-nuts at febo.com>
> Message-ID: <COL116-W1275DFD44C3FD41E7A963EC6B60 at phx.gbl>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> 
> Hi Dave, 
> the first filter is complete, but for some potting compound, so it's not very photogenic (I'll take one anyway).
> I'll take a full set on the filter that actually failed.
> 
> Cheers,
> ian
> 
> 
> > Date: Thu, 29 Oct 2009 10:47:46 -0000
> > From: "David C. Partridge" <david.partridge at dsl.pipex.com>
> > Subject: [time-nuts] Solartron 7150+ filters
> > To: "'Discussion of precise time and frequency measurement'"
> > 	<time-nuts at febo.com>
> > Message-ID: <54B8BB1F521540FD9967C72A7EFC5C54 at APOLLO>
> > Content-Type: text/plain;	charset="us-ascii"
> > 
> > Ian,
> > 
> > If you have time/inclination, I'd be interested to see pics of your
> > dissassembly/reassembly process.
> > 
> > Dave
> > -----Original Message-----
> > From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> > Behalf Of gonzo moto
> > Sent: 28 October 2009 18:11
> > To: time-nuts
> > Subject: Re: [time-nuts] time-nuts Digest, Vol 63, Issue 101
> > I hear you David!
> > 
> > I thought I'd start on the working filter and the repair the smoked unit
> > when I know what I'm doing.
> > 
> > I've burrowed inside the filter and was surprised to find the filter caps
> > (WIMA MP3-E) are only rated for 250V.
> > The MP3-E is a discontinued line (read: I can't find a datasheet).
> > These might be ok for European 220V, but my UPS shows my line voltage to
> > average 243V, with regular excursions over 250V.
> > These caps may be good, but I'd like to see a bit more margin there (it'll
> > be going back together with MP3-X2/275V caps).
> > 
> > Robert, while it's not that I don't value my time, my workmanship is up to
> > the task, and I'm reluctant to replace a component (possibly with one no
> > better than the failed part) when I can fix it better than it was in the
> > first place. 
> > 
> > ian

 		 	   		  
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