Specifications for the DuaFire power supply
requires a power supply for stable operation. This power supply is included
by default, yet can be replaced with a standard power supply (which is not recommended
The power supply needs to be regulated and provide 12V DC with at least
1A. The outside (sleeve) of the connector is -, while the inside
(tip) is +. The connector diameter is 5.5mm (= 2.2in).
Such a power supply is a standard part that can be purchased via most music
or electronic retailers and mail order companies. If you are unsure, print out
this page and show it at your local shop or contact the local ESI distributor
in your country.