In article ,
RJH wrote:
I do (of course!) accept that placebo effects arise in all matters hifi,
but things like pitch and stability are quite easy to listen for - so
there must be some truth in these exotic PSUs?! I've never noticed noise
from a power supply but I can hear differences in stability (say a
decaying piano note) - even on quite expensive turntables.

It's also quite likely that wow/flutter is recorded on the LP.

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*A 'jiffy' is an actual unit of time for 1/100th of a second.

Dave Plowman London SW 12
RIP Acorn