Electro-Harmonix · Utility

BASS9

9.6V · 100 mA · maker

Electro-Harmonix BASS9 power requirements

9.6V DC · centre negative · draws 100mA · needs a supply of at least 200mA
the voltage it ships for · digital · from the maker
“Power Supply 9.6VDC-200mA power adapter included … Current Draw 100mA” source
Checked 2026-10-13
9V DC · centre negative · draws 100mA
digital · from the maker
“WARNING: Your BASS9 comes equipped with an Electro-Harmonix 9.6DC-200BI power supply (same as used by Boss® & Ibanez®: 9.6 Volts DC 200mA). The BASS9 requires 100mA at 9VDC with a center negative plug.” source
Checked 2026-10-13

101.6 × 120.65 × 57.15 mm (4.00 × 4.75 × 2.25 in)

Width × depth × height, from the manufacturer.

Each has an output that can power it, checked against its published figure. Plan the whole board to see what runs everything.