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RQ® 880FX Powered Sound Reinforcement Mixer
Specifications:
Input Specifications:
Function
Input z
Input Gains
Input Levels
Bal/
Connector
(ohms)
control
Min**
Nominal*
Max
UnBal
Min
setting
Microphone
■I
Max Gain
-74 dBV
-56 dBV
-38 dBV
Bal
XLR: Pin 1 Gnd
(150 ohms)
(56 dB)
Pin 2 (+),
Pin 3 (-)
Min Gain
-30 dBV
-10 dBV
+10 dBV
(10 dB)
Line
10 k
Max Gain
-57 dBV
-37 dBV
-20 dBV
Bal
1/4" TRS: Tip (+),
(10K ohms)
(36 dB)
Ring (-),
Sleeve Ground
Min Gain
-11 dBV
+10 dBV
+22 dBV
(-10 dB)
Insert Return
22 k
N/A
-16 dBV
+0 dBV
+18 dBV Unbal
1/4" TRS: Tip Send,
Ring Return,
Sleeve Ground
Stereo Line
20 k
Max Gain
-25 dBV
-15 dBV
0 dBV
Unbal
1/4" Phone
Input
(15 dB)
Min Gain
N/A
N/A
N/A
(OFF)
Tape
10 k
N/A
-29 dBV
-10 dBV
N/A
Unbal
RCA Jacks
0dBV=1V (RMS)
** Min input level (Sensitivity) is the smallest signal that will produce nominal ouput (0 dBV) with sliders
(channel & master) set for maximum gain.
* Nominal settings are defined as all controls set at 0 dB (or 50% rotation for rotary pots) except the gain
adjustment pot, which is as specified in the Input gain control setting column.
Input Channel Equalization
Channels 1-4
High EQ ±15 dB @ 10 kHz (shelving type)
Mid EQ ±15 dB boost/cut
Mid frequency select, 100 Hz to 3 kHz
Low EQ ±15 dB @ 70 Hz (shelving type)
Channels 5-8 (and/or inputs 9-16)*
High EQ ±15 dB @ 10 kHz (shelving type)
Mid EQ ± 15 dB @ 1 kHz (peak/notch)
Low EQ ±15 dB @ 70 Hz (shelving type)
'NOTE:
Inputs 9-16 may be switched to "EQ". See item # 27.
Specifications subject to change without notice.
16
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