3
USB 7700 - 7701
G
raphic equalizers
USB 7701 INTRODUCTION
The USB 7701 offers two separate 31-band equalizers in just two rack units of space. It provides 12dB of boost or cut, cen-
ter detented potentiometers established on ISO standard centers, with a frequency response of 20Hz to 20KHz, +0/-0.5dB.
T
HE USB 7701 has individual low-cut and bypass switches with LED indicators. This unit features 1/4" balanced or unba-
lanced connectors in a tough steel chassis, and is built with MilSpec glass epoxy circuit boards.
CONTROLS
1 - Power Switch
2 - Input Gain
3 - Low Cut LED
4 - Low Cut Switch
5 - In/Out LED
6 - In/Out Switch
7 - Out Level LED
8 - Equalizer Section
CONNECTIONS
1 - AC Cord
2 - Fuse Compartment
3 - AC V
oltage Selector S
witch
4 - Input Connectors
5 - Output Connectors
USB 7701 SPECIFICATIONS
Frequency Bands: .........................................................................................................2x31 1/3Octive, lso Spacing
Inputs: .................................................................................................................
RF Filtered, Servo-Balanced input
Input/Output Type: ...........................................................................................2Balanced XLR and unbalanced 1/4"
Input Impedance:
......................................................................................20Kohms Unbalanced 40Kohms Balanced
Output Impedance: .................................................................................................................................330 ohms
Frequency Response: .............................................................................................................20Hz~20KHz +/-1 dB
S/N Ratio: ...................................................................................................................................................>95dB
THD: .........................................................................................................................................................0.005%
Channel Separation:
.....................................................................................................................
Better Than 50dB
Range of Filter Control: ....................................................................................................+/-6dB or +/-12dB Select
Max. Output Level:
.......................................................................................................................................+21dB
Fuse.......................................................................................................................T300m A/ 250V,5mm glass type
Dimensions..............................................................................................................................482 X 88 X 135 mm
Weight .........................................................................................................................................................3.5 Kg
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