Knowledge Base / FAQ
ID: KB00078EN | short link:
What are the M8U / M8U XL power supply specifications?
M8U / 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 us.
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 (= 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.
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