On 03/04/2013 09:13, Tim Lamb wrote:
In message , alan
writes

A tuner failure was thought to be caused by a failed switching
transistor. The first supplied was *stolen* by the GPO's sorting
machinery. And the second physically too small for my soldering
tackle/skills.

For info:
http://www.admac.myzen.co.uk/toppy_tuner/

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