Analogman · Overdrive

Prince of Tone

9V · 6 mA · maker

Analogman Prince of Tone power requirements

9V DC · centre negative · draws 6mA
the voltage it ships for · also runs on a 9V battery · from the maker
“POWER SUPPLY: A Standard Boss PSA120 type 9V DC adapter will work fine. Center is negative. … The pedal uses only about 6mA of current at 9V.” source
Checked 2026-10-19
12V DC · centre negative · current not published
from the maker
“Center is negative. … You can use higher voltage for more headroom, 12V is common, 18V is safe too.” source
Checked 2026-10-19
18V DC · centre negative · current not published
from the maker
“Center is negative. … You can use higher voltage for more headroom, 12V is common, 18V is safe too.” source
Checked 2026-10-19

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.