What are the M8U / M8U XL power supply specifications?
/ M8U XL can be used
with an optional external power supply. This might be needed in case the USB
power from the host computer is not powerful enough. For that, M8U / M8U XL
can be used with an optional standard power supply which is not available from
The power supply needs to be regulated and provide between 9V and 15V
DC with at least 300mA. The outside (sleeve) of the connector is
-, while the inside (tip) is +. The connector diameter is 5.5mm
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.