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CLIP
TUNER
INPUT
TUNING
-10dB
MUTE
GAIN
PAD
DIRECT OUT
PRE
POST
GND
LIFT
Output Power:
Input Section:
Maximum Input Level
With -10dB pad
Input Impedance
Send Output Impedance
Return Input Impedance
Tuner Output Impedance
Direct Output Impedance
Equalizer:
Bass
Lo-Mid
Hi-Mid
Treble
Voicing Filters:
Contour
MB500 BLOCK DIAGRAM
SEND
4 BAND
CONTOUR
EQ
RETURN
MB500 SPECS
350W @ 8 Ohms
500W @ 4 Ohms
0.6V Rms
1.6V Rms
1M Ohms
220 Ohms
50K Ohms
10K Ohms
500 Ohms
+/-10dB @ 60Hz
+6dB/-10dB @ 250Hz
+6dB/-10dB @ 1KHz
+/-14dB @ 7KHz
+2dB @ 50Hz/
-10dB @ 500Hz/
+3dB @ 7 KHz
BOOST
MASTER-B
G.I.V.E SW / FT SW
CLIP
DETECTOR
OFF
ON
500W/ 4 OHMS
DIGITAL POWER AMP
LIMITER
HEAD PHONE
LNE OUT
-90 dB reference to 500W/350W, "A" Weighted
Noise:
Cooling: Variable Speed Fan
Amplifier Protection:
Full short circuit, thermal and RF protection.
Stable into reactive and mismatch loads.
Five second muted warm-up.
Dimensions (HxWxD):
1.75"[44.45mm] x 11"[279.4mm] x 9"[228.67mm].
1 Rack spaces.
Weight:
3 lbs. 12 oz. 1.7 Kg.
Power requirements:
U.S.A./Canada 120V/60Hz.
580W(full power), 75.6W(average power)
Europe 230V/50Hz/60Hz
580W(full power), 75.6W(average power)
Japan 100V/50Hz
580W(full power), 75.6(average power)
12
MASTER
1/4" / SPEAKON
1+
1+
COMBO
1- 1-
2- 2-
2+
2+
1/4" / SPEAKON
1+
1+
1- 1-
2- 2-
COMBO
2+
2+
LINE OUT
SW
RING
TIP
HEAD PHONE/
LINE OUT
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