Phil Leigh;515913 Wrote: 
> 
> If you've come here for validation then you are in for a bunch of
> disappointment.  

Almost as nice as mine opening…

> 
> Look let's put the cards on the table. You bought the over-priced
> Welborne supply. Good for you. It will provide an improvement to the
> stock supply in terms of RFI/EMI picked up by nearby equipment. You
> could have achieved the same "improvement" with a mass-market PSU for
> about $20 - or a used medical grade PSU for about $40-$45 - which would
> be WAY better in every parameter you care to throw at it than the
> Welborne. If your nearby equipment is of good quality (which I assume it
> is) then it should be immune to RFI/EMI anyway. 

Of course – almost any linear PS is adequate, and is an upgrade over
El-cheapo SMPS. But I’m familiar with Ron W. works as I have owned some
his previous tube designs. So what the heck – I pay the price.

> 
> Yes you can use it on the Touch. It will work fine. As does the stock
> supply.
Good

> 
> 
> ... or are you one of those folks who believes that there is no such
> thing in audio terms as an SMPS that works fine? 
No – my home theater setup contains off Meridian and ICE-power from B&O
– it works.
> 
> 
> I have a Touch. I've measured its audio performance against an SB3 with
> all manner of supplies (as have others on here). 
> 
> I have learnt not to trust my "golden ears", especially when I have an
> investment to protect/justify.

I ‘am engineer with an eye on the meter but I have learned to trust my
ears.


-- 
baardbaard
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