Resistor Sound Quality?

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Hi poobah,
Is a ReVox B225 CD player worth fixin?
Well, yes and no. It depends on what's dead. They had a problem wit the flex cable to the drawer from the main board. If the 7V line had a short it could take out the laser diode. I believe the improved flex cable was a blueish colour. The old one was grey.

All in all, I liked the B225. The other odd fault was the lens assy seemed to go wrong. It wouldn't read unless you corrected the spindle motor height, then it wouldn't play because the focus offset was way out. It would not surprise me to find we were purposely misinformed. Studer / Revox Canada decided it was in competition with it's own authorized service centers. How's that for interesting. I pushed on an obvious case of misinformation and that's what I was told by the Studer tech (Harmon International had bought them by this point). Dirty pool at the lowest level, thanks Sam!!

-Chris
 
Choky,

No... I'm stupid. Thanks for the links, I can't find the downloads... links don't work or???

:xeye:

Anybody got service manual?

I'll say one thing for it... you could clean your driveway with a CD and that sucker would still play it...
 
poobah said:
Choky,

No... I'm stupid. Thanks for the links, I can't find the downloads... links don't work or???

:xeye:

Anybody got service manual?

I'll say one thing for it... you could clean your driveway with a CD and that sucker would still play it...


nahhhhh...
you're only nutz :clown:

http://mb.abovenet.de/timelimited/docs/sm/SM-B225-de-good.zip

warning-seems that is 83MB!!


I like this part with driveway cleaning :clown:

anatech-you are more than welcome ;
 
john curl said:
Tantalum is a metal and makes a great resistor.....

It never occured to me Tantalum is a metal because of it's application in capacitors. Wikipedia cleared up the obvious for me, thanks for the head's up!

Chris, re: problems with Japanese reel-to-reels, one word: Scully. :cuss:
 
WHAT Abotu parralleling 2 types of resistors..

say a 20k caddock and 20k tantalum.. $2
instead of a $10 10K vishay??


I'm modding a couple of amps and I always notice a huge improvement when replacing any input signal resistors..

I usually use balanced transformers so I only need a straight 10K input impedence.
 
I don't know if paralleling has been tried. I suppose someone has tried it at some point. I wonder if that would cause some strange interaction.

I think I made a comment maybe many pages ago about Shinkoh tantalum resistors.

What I can say is I know my amps and possibly my preamp have them, and the sound is incredible. I know Gordon Rankin spent countless 1000s of hours auditioning parts for his products.

My equipment was built more than ten years ago, so he may have found something better by now.
 
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