cliveb;174503 Wrote: 
> The problem with cheap linear PSUs is that they use cheap transformers
> that, even if they don't produce a mechanical buzz, generate large
> magnetic fields that can induce hum in analogue circuitry. Swings and
> roundabouts, I'd say.

If so it will be 60 Hz, right?  In which case it will be clearly
audible if it's there and easy to identify.  When I receive the adapter
I'll check for that.


-- 
opaqueice
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