Page 2 - Contents; GRAPHIC EQUALIZER SERIES
Contents GGEEQQ--SSeerriieess GRAPHIC EQUALIZER SERIES Congratulations! You have just purchased one of the finest graphicequalizers on the market today. This EQ was devel-oped using the expertise of professional sound engi-neers and working musicians. You will find your newNADY AUDIO EQ has superior...
Page 3 - Graphic Equalizer GEQ Series
• GEQ 131: 1 Channel, Single Rack Space, 31—1/3rd Octave Bands • GEQ 131LF: 1 Channel, Double Rack Space, 31—1/3rd Octave Bands, Long Throw Faders (60mm travel) • GEQ 215: 2 Channel, Single Rack Space, 15—2/3rd Octave Bands Each Channel • GEQ 215LF: 2 Channel, Double Rack Space, 15—2/3rd Octave Band...
Page 4 - INSTALLATION; Input/Output Connections; Power Connection
To ensure years of enjoyment from your NADY AU-DIO graphic equalizer, please read and understandthis manual thoroughly before using the unit. These five equalizer models are each designed formounting in a standard 19" equipment rack or one ofthe many rack type portable cases available on themark...
Page 5 - Precautions; Protecting yourself from electric shock:; Signal Levels
Before starting to equalize your sound system thereis some information you should know and proceduresyou should follow: • These NADY AUDIO equalizers are equipped with a BYPASS switch with an LED indicator. If you disable the BYPASS switch, the LED will turnoff and all equalization settings will be ...
Page 6 - FRONT PANEL CONTROLS AND CONNECTIONS
1. Power Switch To turn the equalizer ON or OFF, press the upper or lower portion of this button. CAUTION: Always turn on your equalizer BEFORE your power amplifiers are turned on, and always turn off your equalizer AFTER your power amplifiers have been turned off. 2. Input Level Control This contro...
Page 7 - IEC Power Cord Receptacle; REAR PANEL CONTROLS AND CONNECTIONS
9. IEC Power Cord Receptacle This is used to connect the AC power source to your equalizer.Power requirements: 115/230VAC, 50/60Hz 10. AC Voltage SelectorSet this slide switch to match your line voltage supply. CAUTION: For new installations and portable sound systems, orin any situation in which th...
Page 8 - TYPICAL SETUP
By routing the signal from the mixer to the mainpower amplifiers (or crossover), the overall frequencyof the mix may be altered to do a number of things.A. Through the use of a real-time audio spectrum analyzer, a calibrated microphone, and a pink noise source, the audio system may be "TUNED"...
Page 9 - SPECIFICATIONS
Equalizer: Equalizer Control Bands 1X31, 1/3 Octave ISO Spacing From 20Hz to 20KHz2X31, 1/3 Octave ISO Spacing From 20Hz to 20KHz2X15, 2/3 Octave ISO Spacing From 25Hz to 16KHz Filter Type Constant Q Slider Travel 20mm (Center Detent) for GEQ 131/215/23160mm (Center Detent) for GEQ 131LF/215LF Level...
Page 10 - NOTES
Page 11 - SERVICE FOR YOUR NADY AUDIO PRODUCT; NADY SYSTEMS, INC. • 6701 SHELLMOUND STREET EMERYVILLE, CA 94608
SERVICE FOR YOUR NADY AUDIO PRODUCT (U.S.) Should your NADY AUDIO Product require service,please contact the Nady Service Department via phone at(510) 652-2411 or E-mail at [email protected]. (INTERNATIONAL) For service, please contact the NADYAUDIO distributor in your country through the dea...