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Mc406 buffer – Dunlop Manufacturing MC406 User Manual

Page 2

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MC406 BUFFER

DESCRIPTION
• Low noise buffer in a small,

rugged steel housing

• Hi and Lo cut options with

indication LEDs

• Adjustable 0 to +6dB gain slider
• Features a pass-through 9-volt

jack for other effects

DIRECTIONS
• Run a cable from your guitar to

the Buffer’s Input jack and run
another cable from the Buffer’s
OUTPUT 2 jack to the next pedal
in your effects chain.

• Optional: Run a cable from

OUTPUT 1 to tuner, separate
effects chain, or second
amp to receive unbuffered
INPUT signal.

• Move GAIN slider to the right

to compensate for signal loss
or add gain.

• To reduce excessive high end

broadband noise, press the HI
CUT switch.

• To reduce excessive low end

feedback noise, press the LO
CUT switch.

• To access (INTERNAL) switch,

remove INPUT and OUTPUT
jacks with wrench or nutdriver
and slide inner casing
from housing.

POWER
The MC406 BUFFER can be
powered by a Dunlop ECB003
AC adapter (ECB003E in Europe),
a Dunlop DCB10 DC Brick power
supply, or other well regulated
9 volt DC supply with a minimum
of 50 mA current capability, and
a 5.5 X 2.1 mm positive barrel
connector.

SPECIFICATIONS
Input Impedance

1 MΩ

Output Impedance

<1 kΩ

Max Input

12 dBV

Max Output

19 dBV

Signal to Noise*

>100 dB

Frequency Response

20 Hz – 20 kHz

±0.1 dB

Lo Cut

-6 dB @ 140 Hz

Hi Cut

-6 dB @ 7 kHz

Bypass† True Hardwire Relay
Current Draw

43 mA

Power Requirements

9 volts DC

0 dBV = 1 Vrms

*A-weighted, at all settings.

†MC406 is bypassed only when power is removed

DUNLOP MANUFACTURING, INC.

P.O. BOX 846 BENICIA, CA 94510 U.S.A.

TEL: 1-707-745-2722 FAX: 1-707-745-2658

CONTROLS

OUTPUT 1 jack sends out

unaffected INPUT signal or

buffered signal

OUTPUT 2 jack sends out

buffered signal

INPUT jack receives

instrument signal

HI CUT switch cuts top end

frequencies of buffered signal

GAIN slider adds up to +6dB of

gain to buffered signal

LO CUT switch cuts bottom end

frequencies of buffered signal

BUFFER switch (INTERNAL)

toggles whether the unaffected

INPUT signal or the buffered

signal is sent to OUTPUT 1

7

7

BUFFER (INTERNAL) SWITCH
•UP—OUTPUT 1 not buffered
(factory setting)
•DOWN —OUTPUT 1 buffered

SCORE/FOLD

SCORE/FOLD

SHORT TRIM

92503011770revA_MC406_man.indd 4-6

2/17/12 4:12 PM