DigiTech · Overdrive · discontinued

Screamin' Blues

9V · 23 mA · maker

DigiTech Screamin' Blues power requirements

9V DC · centre negative · draws 23mA
the voltage it ships for · also runs on a 9V battery · from the maker
“Power Supply - 9V Alkaline Dry Battery • Current Draw ~ 23mA (at 9VDC) • Power Consumption - 4.8Watts (w/optional PS200R power supply)” source
Checked 2026-10-14
9.6V DC · centre negative · current not published
from the maker
“PS200R Products … Screamin Blues Overdrive … Barrel Jack: 9.5mm length, 5.5mm width, 2.1mm pin, Center Negative Input: 120V (AC) 60 Hz 80W Output: 9.6V (DC) 300mA” source
Checked 2026-10-14

79.38 × 125.41 × 53.98 mm (3.13 × 4.94 × 2.13 in)

Width × depth × height, from the retailer listing.

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