Nady Systems GEQ131, GEQ 215, GEQ 231 User Manual
GEQ Series
31 BAND
GRAPHIC EQ
UA
LIZE
R
GEQ 13
1
PO
W
ER
+1
2
+6
+3
0
-
3
-
6
-
1
2
+1
2
+
6
+
3
0
-
3
-
6
-
1
2
+1
2
+6
+3
0
-
3
-
6
-
1
2
20
32
50
10
0
20
0
500
1.25K
2.5K
6.3K
12.5K
25
4
0
80
16
0
40
0 1
K
2K
5K
10K
6
3 1
25
31
5
800
25
0
630
1.6K
4K
3.15K
8K
1
6K
20K
+2
0
+1
3
-
5
0
G
AI
N
LO
W
CUT
EQ
ON
OFF
GE
Q 215
+
1
2
+
6
+
3
0
-3
-6
-12
+
1
2
+
6
+
3
0
-3
-6
-
1
2
1.6K
2.5K4K6.3K
10K
16K
254063
100
160
250 400
630
1K
CH
1
+
1
2
+
6
+
3
0
-
3
-
6
-
1
2
+
1
2
+
6
+
3
0
-3
-6
-
1
2
1.6K
2.5K4K6.3K
10K
16K
254063
100
160
250 400
630
1K
+2
0
+1
3
-5
0
0
-12 +12
dB
ON
OFF
CH
2
+2
0
+1
3
-
5
0
0
-12 +12
dB
ON
OFF
DUAL 15 BAND
GRAPHIC EQUALIZER
Graphic Equalizers
Owner’s Manual
Contents
Features........................................................................................ 2
Warning ........................................................................................ 3
Installation .................................................................................... 4
Front Panel Controls & Connections ........................................ 5
Rear Panel Controls & Connections ......................................... 6
Typical Set-Up .............................................................................. 7
Sound Reinforcement Applications ...............................................7
Musical Instrument Applications ....................................................7
Studio Applications ........................................................................7
Specications .............................................................................. 8
Notes............................................................................................. 9
Congratulations on your choice of graphic equalizer
— you have purchased one of the finest graphic equalizers
on the market today. This unit was developed using the
expertise of professional sound engineers and working
musicians. You will find that your new NADY AUDIO
Equalizer has superior performance and greater flexibility
GEQ 131: 1 Channel, Single Rack Space, 31 -1/3rd Octave
•
Bands
GEQ 215: 2 Channel, Single Rack Space, 15 -2/3rd Octave
•
Bands Each Channel
GEQ 231: 2 Channel, Double Rack Space, 31 -1/3rd Octave
•
Bands Each Channel
Balanced/unbalanced (XLR and 1/4” TRS) input/output
•
connectors
Constant Q bandwidth from each lter with 3% center
•
frequency accuracy
Parallel lter design for minimal phase distortion
•
than any other equalizer in its price range. Please read this
manual carefully to get the most out of your new unit.
Thanks for selecting NADY AUDIO as your choice in
graphic equalizers.
Features
Ultra low-noise circuitry
•
Low-cut lter at 40Hz, 12dB/octave, switchable,
•
with status LED
Band range: +/- 12dB gain
•
Center detents on faders
•
Variable input level control (+/-12dB)
•
Equalizer ON/OFF bypass switch with status LED
•
Gain status LED bargraph with peak LED
•
Power switch with integral LED “ON” indicator
•
Shielded internal power supply with AC
•
Compact and durable all-steel chassis design
•
2
ATTENTION
:
RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR
An equilateral triangle enclosing a lightning flash/arrowhead symbol
is intended to alert the user to the presence of uninsulated
“dangerous voltage” within the product’s enclosure which may be of
sufficient magnitude to constitute a risk of electric shock.
An equilateral triangle enclosing an exclamation point is intended to
alert the user to the presence of important operating and service
instructions in the literature enclosed with this unit.
Warning
Read all instructions before using the product.
1.
Do not use this product near water (e.g., near a bathtub,
2.
washbowl, kitchen sink, in a wet basement, or near a
swimming pool, etc.).
This product should be used only with a cart or stand that
3.
will keep it level and stable and prevent wobbling.
This product, in combination with headphones or speakers,
4.
may be capable of producing sound levels that could
cause permanent hearing loss. Do not operate for a long
period of time at a high volume level or at a level that is
uncomfortable. If you experience any hearing loss or ringing
in the ears, you should consult an audiologist.
The product should be positioned so that proper ventilation is
5.
maintained. 6.
The product should be located away from heat sources
6.
such as radiators, heat vents, or other devices (including
ampliers) that produce heat.
The product should be connected to a power supply only
7.
of the type described in the operating instructions or as
marked on the product. Replace the fuse only with one of the
specied type, size, and correct rating.
The power supply cord should: (1) be undamaged, (2) never
8.
share an outlet or extension cord with other devices so that
the outlet’s or extension cord’s power rating is exceeded,
and (3) never be left plugged into the outlet when not being
used for a long period of time.
Care should be taken so that objects do not fall into, and
9.
liquids are not spilled through, the enclosure’s openings.
The product should be serviced by qualied service
10.
personnel if:
The power supply cord or the plug has been damaged.
A.
Objects have fallen into, or liquid has been spilled onto
B.
the product.
The product has been exposed to rain.
C.
The product does not appear to operate normally or
D.
exhibits a marked change in performance.
The product has been dropped, or the enclosure
E.
damaged.
Do not attempt to service the product beyond what is
11.
described in the user maintenance instructions. All other
servicing should be referred to qualied service personnel.
Date of Purchase Dealer’s Name
City State Zip
Model # Serial #
3
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