A400 phono UPC4570C

Smiffy · 30th December 2005, 01:45 PM

Hi All
Would an OPA2604 be a suitable replacement for an URC4570C in a Pioneer A400 phono stage(MM)?
Thanks for any inf
Smiffy

edl · 30th December 2005, 03:09 PM

Dear Smiffy,

If you study the datasheets, you will realize that replacement wouldn't works.
Datasheet of that NEC device, I hope it helps:
http://edl.uw.hu/upc4570.pdf

Best regards,

Smiffy · 30th December 2005, 05:47 PM

Ta for help Edl
Would an OPA2134 be suitable?
Smiffy

edl · 30th December 2005, 06:00 PM

Hi,

Yes, OPA2134 will work fine.

Regards,

Smiffy · 30th December 2005, 06:05 PM

Thanks for the help Edl
Gonna cure the buzzing first(a quite common prob on A400s it appears) then see what the swap to the 2134 does.
Ta again
Smiffy

30th December 2005, 01:45 PM	#1
Smiffy diyAudio Member Join Date: Aug 2002 Location: UK	A400 phono UPC4570C Hi All Would an OPA2604 be a suitable replacement for an URC4570C in a Pioneer A400 phono stage(MM)? Thanks for any inf Smiffy

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30th December 2005, 03:09 PM	#2
edl diyAudio Member Join Date: Oct 2004	Dear Smiffy, If you study the datasheets, you will realize that replacement wouldn't works. Datasheet of that NEC device, I hope it helps: http://edl.uw.hu/upc4570.pdf Best regards,

30th December 2005, 05:47 PM	#3
Smiffy diyAudio Member Join Date: Aug 2002 Location: UK	Ta for help Edl Would an OPA2134 be suitable? Smiffy

30th December 2005, 06:00 PM	#4
edl diyAudio Member Join Date: Oct 2004	Hi, Yes, OPA2134 will work fine. Regards,

30th December 2005, 06:05 PM	#5
Smiffy diyAudio Member Join Date: Aug 2002 Location: UK	Thanks for the help Edl Gonna cure the buzzing first(a quite common prob on A400s it appears) then see what the swap to the 2134 does. Ta again Smiffy

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