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Old 16th Jan 2020, 9:35 pm   #6
ajgriff
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Join Date: May 2004
Location: Halifax, West Yorkshire, UK.
Posts: 2,583
Default Re: Roberts R707 not working

As long as your multimeter has resistance ranges, as most do, you can check the transistors (out of circuit) as described here:

https://www.vintage-radio.com/repair...or-faults.html

The link also provides further information about 'tin whiskers' amongst other things.

Alan
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