EQ300 Series
Graphic Equalizers
EQ341
DUAL CHANNEL
15-BAND 2/3 OCTAVE EQUALIZER
EQ351
SINGLE CHANNEL 31-BAND 1/3 OCTAVE EQUALIZER
EQ355
31-BAND 1/3 OCTAVE EQUALIZER
USER'S GUIDE
Page 1: ...EQ300 Series Graphic Equalizers EQ341 DUAL CHANNEL 15 BAND 2 3 OCTAVE EQUALIZER EQ351 SINGLE CHANNEL 31 BAND 1 3 OCTAVE EQUALIZER EQ355 DUAL CHANNEL 31 BAND 1 3 OCTAVE EQUALIZER USER S GUIDE...
Page 2: ...n or against Grounding Do not defeat the grounding and polarization means of the power cord plug Do not remove or tamper with the ground connection on the power cord Moisture To reduce the risk of fir...
Page 3: ...7 FILTER RANGE SWITCH INDICATORS 7 BYPASS SWITCH CLIP INDICATOR LED 7 HI PASS FILTER LOW CUT FREQUENCY CONTROL EQ351 and EQ355 only 8 LOW PASS FILTER HIGH CUT FREQUENCY CONTROL EQ351 and EQ355 only 8...
Page 4: ...te filtering for both high and low frequencies These designs do not offer the precision or control of the ART EQ300 Series Additional Controls and Indicators The EQ300 Series of graphic equalizers uti...
Page 5: ...ge switch 50 60Hz mains supply In new installations and portable sound systems or any situation where the mains power is in question it is wise to confirm the voltage and select the appropriate line v...
Page 6: ...ED and cancels all equalization settings while allowing signal to flow directly through the unit at unity gain Also included is a RANGE selection switch with LED indicators 6dB green 12dB yellow This...
Page 7: ...cut capability At 6dB the green LED will illuminate and at 12dB the yellow LED will illuminate BYPASS SWITCH CLIP INDICATOR LED When the red BYPASS LED is illuminated this indicates that the unit or c...
Page 8: ...on unwanted high frequency signals this control determines the roll off frequency of the Low Pass Filter LPF The roll off frequency can be adjusted from 3kHz to 40kHz by turning the knob Because of it...
Page 9: ...continuously blow stop replacing fuses and refer servicing to qualified personnel CAUTION After checking the AC supply voltage be sure that the correct fuse is in the fuse holder 0 5Amp 500mA for 95 1...
Page 10: ...10 INPUT OUTPUT CONNECTORS EQ341 EQ351 EQ355...
Page 11: ...wire them as follows tip High ring Low sleeve Ground For unbalanced connections using 1 4 TRS or mono tip sleeve phone plugs wire them as follows tip High ring no connection sleeve Ground XLR Connect...
Page 12: ...tion to any number of sound problems or creative urges Typical reinforcement application of a two channel equalizer Equalization of a musical instrument Equalization of an effects loop Equalizaton of...
Page 13: ...usions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs This warranty is void if the serial number is altered defaced o...
Page 14: ...the website 3 If you are returning the unit for service pack the unit in its original carton or a reasonable substitute The original packaging may not be suitable as a shipping carton so consider putt...
Page 15: ...center OUTPUTS Type Active balanced unbalanced Connectors 3 Pin XLR 1 4 TRS balanced RCA unbalanced Impedance 150 Ohms typical Maximum Level 18dBm balanced 600 Ohm load 22dBm unbalanced 2k Ohm load Pa...
Page 16: ...16 www artproaudio com E mail cserve artproaudio com 2010 Applied Research Technology EQ341 EQ351 EQ355 V1 0...
