Controls:
Bypass footswitch
Channel footswitch
Pilot light
(red or amber to indicate channel, off to indicate bypass)
"Red" channel drive adjustment
(minimum at 12:00, clockwise increase for single-coil pickups, counterclockwise for humbucking)
"Red" channel level adjustment
"Brown" channel drive adjustment
"Brown" channel level adjustment
Post-distortion EQ adjustment
(cuts midrange at 750Hz, up to 10dB)

Connectors:
Input: 1/4" phone
Ouput: 1/4" phone
Power: 5.5 x 2.1mm barrel jack, center negative

Power:
one 9V battery, alkaline recommended
or 9VDC AC adapter (not supplied)
Power consumption: ~ 17 mA

Internal adjustments:
Stage 2 Gain, Stage 2 Treble
(adj. w/jeweler's screwdriver)

Bypass switching:
True mechanical bypass

User-replaceable components:
Socket-mounted capacitor that limits output presence
Socket-mounted capacitor that tunes Red Channel bass at counter-clockwise setting

Other:
Cast aluminum chassis with power-coat finish, Carling switches, FR4 (Epoxy-Fiberglass) plated-through-hole circuit boards, No electrolytic or tantalum capacitors in the signal path. Made in USA.*

Dimensions:
4.4"(112mm)W x 2.4"(61mm)D x 1.25"(32mm)H to top of enclosure, 2"(51mm) Ht including switches