Home Tweakers' Asylum

Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ.

I can prove it!!

216.18.8.34

Hy folks!

First of all I have to thank Dr. B> for his complements..That VALVE meeting sure is cool, WAY cooler than what I was thinking of initially...can't wait till the next one :-)

Yes! I've been playing with some UF4007 before (still have 4 in my stock bin) but without the "so-called" "snubber circuit" (a cap stringed with a resistor on it) to kill the spike noise you will still hear the same kind of SState rectifier harsh sound as many discontent board memebers would refer to.

I was very impressed with the "battle Royal" yesterday between Ed's parafed 300B with GZ-37 and the other paraSEX parefed with UR4007 (snubbed of course). The bass speed of "snubbed" UF4007 is taut and plenty yet retains much of the midrange "sweetness" that a tube rectifier is famous for.... I almost knocked off my chair!!!!!

Oh yeah!! with Ed's XXXWhamodyne (reaching extraterrestrial level)speaker array in place, Stevie R. Vauhn's guitar and voice suddenly sounded so intimating, so fluid.......so sweet!!

Great meeting! COOl guys! great experience I have so far... Way to go Doc! Big cheers for you :-)

One question: Will "snubber" circuits works well on Motorola MURs as well as HEXFREDs? Or does this scheme mainly works on high speed soft recovery diodes like UF4007?

regards,
Quest




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