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Powering a Shin-Ei Fuzz Wah
Posted: Sat Jun 29, 2019 8:24 pm
by AdamFlybot
I recently bought a Tempo-branded, Shin-Ei Fuzz Wah (6-tr). I'm looking for alternatives to running it off of a battery.
I came across this virtual battery:
https://shop.thegigrig.com/virtual-battery/
However, I have no idea if the fuzz wah is center negative or positive. Anyone know?
Other ideas are welcome, too. I just want to make this battery-free.
Re: Powering a Shin-Ei Fuzz Wah
Posted: Sat Jun 29, 2019 10:47 pm
by echorec
These will do the job for 9v, but you may have to drill a small opening. (if you’re willing to)
https://www.sweetwater.com/store/detail ... -converter
Re: Powering a Shin-Ei Fuzz Wah
Posted: Sun Jun 30, 2019 1:21 am
by crochambeau
That device looks like it terminates in a 9 volt battery type cup/post connector, which means the polarity is already defined and you needn't worry about the circuit being positive or negative reference.
If you want to punch a hole and run it straight off of a power supply it's easy to determine what needs to be what (either from existing battery situation or from observing polarity on capacitors and tracing part numbers of the actives).
I think it safe to say that if you want to conduct this sort of surgery and are not yet able to assess this defining element with the information provided it's best to entrust this with a respected technician.
Re: Powering a Shin-Ei Fuzz Wah
Posted: Sun Jun 30, 2019 11:03 am
by Mudfuzz
That's what I do with mine

no holes though... Molding a vintage pedal that has a high resale is a little silly...