[sdiy] OT: Turnrable pre - converting from moving coil to magnet

[Gil W.]

Yep. I managed to buy an Audiotechnica AT30E from the same guy, in a very good condition. This cartridge is MC but still have a exchangeable stylus.

I guess I now have to find an adequate turntable for it ;)

 

--- On Tue, 8/18/09, Travis Shire <tshire at charter.net> wrote:

> From: Travis Shire <tshire at charter.net>
> Subject: Re: [sdiy] OT: Turnrable pre - converting from moving coil to magnet
> To: synth-diy at dropmix.xs4all.nl
> Date: Tuesday, August 18, 2009, 5:05 AM
> Yes, buy a MC cart and leave the
> preamp as is. MC carts sound way better than MM carts. They
> are spendy, but worth it if your serious about getting the
> most out of the vinyl format. MM preamps are common and
> cheap. You can even build one if you want. I have 2 Denon MC
> carts that are used for critical listening and transferring
> to CD. Since the stylus is not user replaceable, I try to
> not put many miles on them. I have a box full of
> Shure/Pickering/AT/Stanton/etc. MM carts for everyday use.
> 
> 
> 
> > I would *guess* that the input and feedback resistors
> on each channel need to be changed. MC carts have lower
> output than MM carts, so MC pres have more gain. I assume
> there's an impedance difference, too.
> > 
> > Hopefully an expert will chime in, here.
> > 
> > Maybe you should just buy a moving coil cartridge.
> :-)
> > 
> > John
> > 
> > 
> > At 04:06 PM 8/17/2009, Gil W. wrote:
> >> I wonder if any of you is into Hi-Fi system
> modifications...
> >> 
> >> I just got a Famco "Nuance" preamp which sounds
> great with my Quad 405 amp. When I connect my turntanle
> (Sansui SR-5090 + Shure M44E cart.) I hear only low
> frequency, as if there's a low pass on about 500hz.
> >> 
> >> I checked the about the and found that the it was
> designed for moving coil input (where there was a similar
> model which had moving magnet input). So any suggestion how
> would I convert the input so it supports moving magnet ? Is
> this as simple as replacing two resistors ? Or is the entire
> design inherently different ?
> >> 
> >> I know it works fine with moving coil input as
> this is what my friend, who sold it to me, has in hos
> system, and it always sounded very good !
> >> 
> >> Thanks !
> 
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