M173, Classic 108 fuzz – Dunlop Manufacturing M173 User Manual
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SAMPLE SETTINGS
M173
CLASSIC 108 FUZZ
DESCRIPTION
• BC108 Fuzz Face
®
circuitry in
a pedal-board friendly chassis
• Original Fuzz Face hammer-
tone turquoise finish
• True bypass
DIRECTIONS
• Run a cable from your guitar to
the Classic 108 Fuzz’s INPUT
jack and run another cable from
its OUTPUT jack to your amplifier.
• Start with all controls at
12 o’clock.
• Turn the effect on by depressing
the footswitch.
• Rotate the FUZZ knob clockwise
to increase amount of fuzz or
counterclockwise to decrease it.
SPECIFICATIONS
Input Impedance
Buffer ON
800 kΩ
Buffer OFF
10 kΩ
Output Impedance at 1 kHz
Max Volume
16 kΩ
-6 db Volume
160 kΩ
Max Output Level
-4 dBV
Max Gain at 1 kHz
55 dB
Bypass
True Hardwire
Current Draw
2.2 mA
Power Requirement
9 volts DC
• Rotate the VOLUME knob
clockwise to increase
overall effect volume or
counterclockwise to decrease it.
• Engage the BUFFER switch to
eliminate the oscillation that
sometimes occurs when a wah
wah is in front of the Classic
108 Fuzz. You may notice a
brightening of the fuzz tone.
BROWN ACID
KINGS OF THE
DESERT
BLACK IRON
CONTROLS
VOLUME knob controls
overall effect volume
FUZZ knob controls
amount of fuzz
BUFFER switch removes
high-end roll off and oscillation
caused by some wah wahs
FOOTSWITCH toggles
effect on/bypass
(blue LED indicates on)
DUNLOP MANUFACTURING, INC.
P.O. BOX 846 BENICIA, CA 94510 U.S.A.
TEL: 1-707-745-2722 FAX: 1-707-745-2658
POWER
The MXR Classic 108 Fuzz is
powered by one 9-volt battery
(remove bottom plate to install),
a 9-volt AC Adapter such as the
Dunlop ECB003/ECB003EU or
a power supply such as the DC
Brick
™
.