Analog Tremolo

Mr. Black Analog Tremolo power requirements

• 9V DC · centre negative · draws 17mA · needs a supply of at least 100mA

  also runs on a 9V battery · from the maker

  “drawing only 17mA via “industry-standard” 9V pedal power (or an internal 9V battery) … 9VDC 2.1mm negative center-pin power (>100mA regulated supply recommended) … 17mA Current Draw @ 9VDC” source

  Checked 2026-10-13

Size

67.31 × 113.03 × 46.99 mm (2.65 × 4.45 × 1.85 in)

Width × depth × height, from the manufacturer.

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