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Features, System block diagram – Crate Amplifiers PX700DLX User Manual

Page 3

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3

PX700DLX/PX900DLX Powered Mixer

Features:

The Input Channels:

• Peak/Signal LEDs for optimum level settings

• Three bands of equalization

• Monitor, effects, and main level controls

• Gain control

• Pad switch (channels 1-4 only) to accommodate “hot” signals

• 1/4” balanced low impedance and XLR balanced high impedance input jacks

• Color coded knobs for ease of reference

The Master Section:

• Separate 7-band graphic eq’s for Monitor/Main 2 and Main/Main 1 (switchable)

• Separate Master level controls for Monitor/Main 2 and Main/Main 1 (switchable)

• Built in Limiter to prevent overdriving the amplifiers

• Five-segment LED displays for monitoring the output signals

• Effects send and return controls

• Switchable phantom power

• DSP Digital Signal Processing with on/off switch and four selectable effects

• Footswitch jack for remote control of DSP on/off

• Effects send/aux in jacks for external effects

• Tape in and tape out jacks for recording and play back

• Main and monitor line out jacks

• Color coded knobs for ease of reference

System Block Diagram:

VOCAL

LARGE

HALL

SMALL

HALL

DELAY

ON

HI Z

LOW Z

+48V

LOW MID

EFFECT

HIGH

PHANTOM

POWER

PEAK/

SIGNAL

PAD

GAIN

MAIN

MON

CHANNEL 1-4:

LINE 1

MIC

+48V

LOW MID

EFFECT

HIGH

PHANTOM

POWER

PEAK/

SIGNAL

GAIN

LINE 2

AUX IN

TAPE IN

TAPE IN

AUX IN

MAIN

MON

CHANNEL 5-7/5-9:

TAPE IN

SUM

MAIN

MAIN

EFFECT

EFFECT

MONITOR

MONITOR

INV

BRIDGE

MON/MAIN

3

2

1

3

2

1

6

5

4

B

POWER

AMP 2

MAIN

MASTER

7-BAND

GRAPHIC EQ

POWER

AMP 1

BRIDGE

SPKR OUT

MAIN 1 "A"

SPKR OUT

MAIN 1 "B"

SPKR OUT

MAIN 2 "A"

SPKR OUT

MAIN 2 "B"

SPKR OUT

MAIN

OUT

TAPE

OUT

TAPE

OUT

MAIN/

EFF RTN

LIMITER/

LED

DISPLAY

MON

MASTER

7-BAND

GRAPHIC EQ

MON

OUT

EFFECTS

SEND

FOOT

SWITCH

MON/

EFF RTN

DSP

LIMITER/

LED

DISPLAY

EFFECTS

SEND

6

5

4

B

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