Wampler · Switcher / Router

Syntax

9V · 20 mA · maker

Wampler Syntax power requirements

9V DC · centre negative · draws 20mA
the voltage it ships for · from the maker
“Power draw: 20mA at 9V – 18V 9-18V power jack – DC supply only, no battery connection within” source
Checked 2026-10-14
18V DC · centre negative · current not published
from the maker
“Power: This pedal was designed around the usage of a 9-18V DC power source. To avoid damage to the pedal, do not exceed 18V DC, do not use center pin positive adapters, and do not use AC power.” source
Checked 2026-10-14

88.9 × 38.1 × 38.1 mm (3.50 × 1.50 × 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.