Micro Amp

MXR Micro Amp power requirements

• 9V DC · polarity not stated · draws 3mA

  also runs on a 9V battery · from the maker

  “The MXR Micro Amp is powered by one 9-volt battery (remove bottom plate to install), a 9-volt AC adapter such as the Dunlop ECB003/ ECB003E or a power supply such as the DC Brick™. … Current Draw 2.5 mA … Power Supply 9 volts DC” source

  Checked 2026-10-13

Size

66 × 111 × 51 mm (2.60 × 4.37 × 2.01 in)

Width × depth × height, from the enclosure standard.

Power supplies that can run it

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

• Walrus Audio Canvas Power 1515 outputs · isolatedSweetwater
• Voodoo Lab Pedal Power 3 Plus12 outputs · isolatedSweetwater
• Truetone 1 SPOT Pro CS1212 outputs · isolatedSweetwater
• MXR M238 ISO-Brick10 outputs · isolatedSweetwater
• Strymon Zuma9 outputs · isolatedSweetwater
• Voodoo Lab Pedal Power 38 outputs · isolatedSweetwater