Krell


Hi everybody,
about a year ago I bought a FPB-XXX cx by Krell as second hand unit from ufficial distributer.
It sound great and drives my speakers the way I was expecting from a Krell.
But.... had a surprise! one day opening the top cover I noticed that the left Assembly of my FPB-XXX cx were used the usual blue 8 capacitors, while in the right assembly al capacitor were black (different brand)!
Had an answer from Krell it says......"are
original and factory installed. Assembly of this FPB-XXX cx was during a
transition period where we were phasing out of blue capacitors and
incorporating black capacitors which have the same value and specifications"......I'm sorry this is unbelievable!
Any opinion?
Thanks
A disappointed!
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Granny,

I get that one can tell a difference between wires , interconnect and speaker cables that is - power cords - well - if of decent gauge and with quality connectors - then not so much. I can certainly also agree that proper mechanical isolation of components is important, and yes stuff breaks in.

I'd put power supply capacitors right up there with my take on power cords i.e.. if they are of good quality and properly installed then I doubt if anyone would be able to tell a difference between a blue one and a black one, never mind how golden eared one are.

Good listening

Peter
Peter, in my experience with mods I can indeed hear differences in power supply caps. This has been true with caps like Black Gate and some of the newer ones from Mundorf. My wife must also be golden eared and blessed like me for hearing a difference. Power cords of good quality sound quite different indeed.
Granny,

First thanks for keeping this a civil discussion of opinions unlike others that have chimed in on this thread.

I took a look at your earlier posts and reviews and it appears that you favor tubed equipment where in some cases the power supply caps are the only "regulation" in the power supply, and I'll agree that capacitors can sound different in this case.

In my own designs which are all solid state with heavy regulation in the power supplies - just like the original poster's case with the Krell Amplifier - I sincerely doubt that there will be any sonic difference if similar spec capacitors from two different manufactures are used.

As far as power cords are concerned I have not experienced much difference as long as the cords are of proper gauge and are terminated with quality connectors, and before spending serious $ on power cords I'd make sure that whats in front of the cord is taken care of first. Dedicated lines, etc. In most cases this will cost less than many of the high $ power cords and it will have a much greater positive effect than the last 5 feet of wire feeding the equipment.

As always, Good listening

Peter