Vintage Simmons Drums (UK) Users Group

Michael Buchner skrev 2012-05-14 14:55:
> I remember that the carbon lost the conduction after a time and there
> was a carbon spray laquer, conductive, to be applied. As I also
> remember, the carbon in SDX was not flat at the bottom, it stood on
> little legs to create a small space between coil/foil and itself. This
> means: The "switch" was open until the hit of the stick came.
> If these small dots were damaged, the unit had something like a shortcut
> and had to be replaced.
> Examine the underside of the carbon: How does it look like? If there are
> wrinkles, it is broken and causing shortcut. Are these "feet" ok or flat?

Same thing with Star Instruments Synare (first electronic Mallet?). A 
spacer stopping the foils to make contact. If they do, it short circuits 
everything else (especially on a monophonic unit like the Synare).

-- 
electronically yours, jesper

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