M148 micro chorus – Dunlop Manufacturing M148 User Manual
Page 2

DIRECTIONS
• Run a cable from your guitar to the
Micro Chorus’ INPUT jack and run
another cable from the Micro Chorus’
OUTPUT jack to your amplifier.
• Turn the Micro Chorus effect on by
depressing the footswitch; the red LED
will illuminate, indicating that the effect
is activated.
• Turn the RATE knob clockwise to
increase the chorus speed towards a
watery shimmer, counterclockwise for
a slower rotating sound.
SAMPLE SETTINGS
M148 MICRO CHORUS
SPECIFICATIONS
Input Impedance
1 MΩ
Output Impedance
1 kΩ, 1 kHz
Max Input Level
-5 dBV, 500Hz
Max Output Level
+8 dBV
Rate Control
0.25 Hz, 7.5 Hz
Noise Floor*
-89 dBV
Delay Time
4.2 ms, 6.8 ms
Frequency Response
Delayed Signal
20 Hz to 4.5 kHz
Dry Signal
20 Hz to 20 kHz
Bypass
True Hardwire
Current Draw
5 mA
Power Supply
9 volt DC
*A-weighted, Rate control full counterclockwise
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE
DESCRIPTION
• Adds rich chorus textures, from sparkly
watery shimmers to intense rotating
speaker simulation
• All analog circuitry with bucket brigade
technology for warm analog tone
• True bypass with LED
• Joins the ranks of MXR Classics such
as the Phase 90, Dyna Comp and
Micro Amp
POWER
The MXR Micro Chorus can be
powered by one 9-volt battery
(accessed by removing the pedal
bottom plate), a 9-volt AC adapter such
as the Dunlop ECB003/ECB003E, or a
DC Brick
™
power supply.
.
CONTROLS
• RATE knob adjusts the speed
of the chorus effect.
• FOOTSWITCH toggles effect on/
bypass (red LED indicates on)
“BLACK 2 FADE”
METAL BALLAD
“GRUNGE AS
YOU ARE”
CLASSIC 90’s
“CALIFORNICHORUS”
ALTERNATIVE-POP
RATE
RATE
RATE