Vintage Synth Repair

Thanks for your reply.

...so, if a piano-tuner can't tune it, I guess i'll be stuck with my
own ears and a chromatic tuner I guess :-)

Off to find my soldering-iron...

Trond
 
--- In vintagesynthrepair@yahoogroups.com, James Cason <jlcason@...>
wrote:
>
> 
> --- Ill tell you in private <trondned@...>
> wrote:
> 
> > My beloved Wurlitzer piano is totaly out of tune,
> > and a bit quirky and
> > noisy. Does anyone have instructions on how to get
> > to the
> > tuning-staves? They are quite well hidden in there.
> > Do I have to
> > dismantle the entire instrument? Can a regular
> > piano-tuner tune the A200?
> > 
> > Also: If anyone have any mods to make it quieter
> > and/or funkier in a
> > way, I would aprecciate some tips.
> > 
> > Peace & love
> > Trond
> > 
> > 
> The noisy part - the early Wurlitzer electric pianos
> used a fairly high voltage (about 300 v if I remember
> correctly) in the sensing circuits. As the instrument
> got older and dirt, etc. got inside, it would create
> leakage paths. The mechanism needs cleaning. Its been
> 20 years since I was inside one - be SURE that power
> is off and give it enough time for circuits to
> discharge.
> 
> Each tone is made by a little "tine"  The standard
> method of tuning is: to raise pitch, one must use a
> file and remove a bit of the lead weighting at the end
> of the tine. How much is determined by trial and
> error. To lower pitch, one must use a good size
> soldering iron to add lead weighting to the end of the
> tine so that it will lower the pitch, then file it off
> until it is on pitch.
> 
> The tuning process takes a large amount of time, and
> skills that most current piano tuners will not have.
> It is also fairly easy to break a tine (playing or
> fixing). All Wurlitzer parts were bought by a service
> company when Wurlitzer went bankrupt. The company is: 
> Morelock's Organ Parts (Parts and Service for all US
> built  Wurlitzer Organs and Electronic Pianos)
> Mark Morelock
> 37-A Main Street
> Rienzi, MS 38865
> 662-462-7611 - Phone
> 662-462-7611 - Fax
> morelocksorgan@... 
> 
> I do not know if they still have the tines or not,
> they probably have some of them. Each one has a
> number, sequential from the lower end of the keyboard.
> 
> Good luck,
> 
> Jim Cason
> Former musical instrument technician
>