[time-nuts] Racal-Dana 1992 switches

Matt Ettus boyscout at gmail.com
Sat Mar 15 20:23:54 EDT 2008


On Tue, Mar 11, 2008 at 1:05 PM, Dan Rae <danrae at verizon.net> wrote:
> d.seiter at comcast.net wrote:
>
>  >Are these switches the same as the ones in the 1996?  Mine works perfectly now, but if the switches are a ticking time bomb, I'm going to move it to a area with better temperature control, and start looking for a donor unit just in case.
>  >
>  >
>  >
>  They both used the same switches.  However, not all batches of these
>  seem to have suffered the problem.  If any on a unit go they may well
>  all die.  Also it is possible that they may have been replaced at some
>  time in the past, I knew a technician at the service dept here in
>  California who did a lot of them way back, when they were still
>  supported...  It is hard to be more specific...
>
>   From examination of the dead ones I remember it was a rubber insert
>  that died.  They start to feel a bit less springy than usual, then die.
>
>  My 29 cent Jameco switches have worked for me for at least five years
>  now.  I don't think you would want to have paid racal's prices for them
>  anyway :^)
>

You guys are bad luck...   My switches were all fine until you started
talking about them dying...   I desoldered one of them and it appears
to be marked TOKO 30.  I didn't know TOKO made switches, and none are
listed on their web page.  Would Racal still have them?

Matt



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