SV: Re: [sdiy] Akai AX 80 Service manual & replacement transformator

[Harry Bissell Jr]

If the transformer is dead for sure... and not
potted real well you could unwind it and check the
turns ratio of each winding...

--- karl dalen <dalenkarl at yahoo.se> wrote:

> Work your way backwards, the VFD's is typically +24V
> AC (some was +48V AC)
> then check all the analog and digital Voltages,
> count IC's for one voice,
> calculate
> current consumption add some more then multiply with
> number of voices,
> etc, etc , etc and you would be close to the trafo
> used.
> 
> KD
> 
> --- "David J. Hughes"
> <hughes_david_j at btopenworld.com> skrev:
> 
> > Stefan,
> > 
> > on 22/10/06 7:03 pm, Stefan at s.ensing at xs4all.nl
> wrote:
> > 
> > > Does anyone here have a service manual of a Akai
> AX80 or the powersupply
> > > part / trafo specifications?
> > > Any good idea's were to obtain a replacement
> transformator for the AX80?
> > > It's a pretty strange trafo, so it's not easy to
> replace.
> > 
> > My AX80 has failed in exactly the same way. One
> day, when the sun is shining
> > and there are a few more hours in the day, I'll
> get around to sorting this
> > out. I have the service manual and it is indeed a
> difficult transformer to
> > replace.
> > 
> > David
> > 
> > -- 
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> http://www.infectionmusic.co.uk
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