[time-nuts] Anyone familiar with SR-620 repair?

Azelio Boriani azelio.boriani at screen.it
Fri Mar 23 23:13:31 UTC 2012


In my opinion, if you are hunting for a short, there is a little to do with
the current: it is always the same, better use a voltmeter/millivoltmeter
and hunt for the least  voltage across capacitors or the greatest voltage
drop on traces...

On Fri, Mar 23, 2012 at 11:36 PM, Geoff Blake <melecerties at gmail.com> wrote:

> On our side of the pond there is/was a device called the "Polar
> Toneohm".  It used a hall effect device to translate the current
> flowing in a track to a tone - rising pitch, higher current. These
> could be very effective in finding shorts in power rails etc, also in
> multi-layer boards. Google "Toneohm" and you will see.
>
> Geoff
>
> --
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> Geoff Blake,   G8GNZ    JO01fq:   Chelmsford,  Essex,  UK
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