Wampler · Compressor

Ego Compressor

9V · 14 mA · maker

Wampler Ego Compressor power requirements

9V DC · centre negative · draws 14mA
the voltage it ships for · also runs on a 9V battery · from the maker
“Battery connection and 9v power jack … Power draw: between 14mA (9v) and 22mA (18v)” source
Checked 2026-10-13
18V DC · centre negative · draws 22mA
also runs on a 9V battery · from the maker
“Power draw: between 14mA (9v) and 22mA (18v)” source
Checked 2026-10-13

63.5 × 114.3 × 38.1 mm (2.50 × 4.50 × 1.50 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.