Reply to post: Re: Spark plugs on old Vauxhalls

Bright spark dev irons out light interference

Adrian 4 Silver badge

Re: Spark plugs on old Vauxhalls

Lots of vibration-sensitive parts in even a modern radio, from bad joints to air-spaced inductors to crystals and capacitors. Give it a jar and the frequency synthesizer tuning it to that station will briefly go a little off, then be dragged back by the rest of the electronics.

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