Heritage Audio MOTORCITY EQualizer User Manual

7 band passive eq

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7 BAND PASSIVE EQ
AMERICAN HERITAGE
USER MANUAL
August/2022 Rev. 1.0.

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Summary of Contents for Heritage Audio MOTORCITY EQualizer

  • Page 1 7 BAND PASSIVE EQ AMERICAN HERITAGE USER MANUAL August/2022 Rev. 1.0.
  • Page 2: Table Of Contents

    Heritage Audio - Madrid, Spain © 2022 Heritage Audio S.L. is the sole owner of the copyright of all information and drawings contained in this manual which are not to be copied or reproduced by any means or disclosed in part or whole to any third party without written permission.
  • Page 3: Description

    DESCRIPTION Heritage Audio would like to congratulate you on being the lucky owner of our MOTORCITY EQualizer, the world’s first reproduction of the “Holy Grail” of classic EQ’s. With its introduction the MOTORCITY EQualizer is the first member of our ´American Heritage´ line of products as it´s a faithful reproduction of the actual EQs from Detroit´s very own MOTOWN Studios.
  • Page 4: Complete Frequency Descriptions

    COMPLETE FREQUENCY DESCRIPTIONS 130 Hz 320 Hz 800 Hz 2000 Hz 50 Hz 5000 Hz 12500 Hz -10 1000 10000...
  • Page 5: Individual Frequency Descriptions

    INDIVIDUAL FREQUENCY DESCRIPTIONS 50 Hz - Boost/Cut Curves Usually felt more than heard - Adds weight & a solid foundation and hits in the chest. Can increase Low-end rumble(noise). SUB-BASS 50 Hz -10 1000 10000...
  • Page 6 130 Hz - Boost/Cut Curves Add for warmth, deeper sound and more thump. Too much makes things boomy, too little makes things too thin. BASS 130 Hz -10 1000 10000...
  • Page 7 320 Hz - Boost/Cut Curves Used to add bass presence, definition and fullness. Too much makes things muffled and muddy, too little makes things hollow. LOW MIDRANGE 320 Hz -10 1000 10000...
  • Page 8 800 Hz - Boost/Cut Curves Helps to make things stand out in the mix. Too much can produce honk and cause ear fatigue, so use carefully. MIDRANGE 800 Hz -10 1000 10000...
  • Page 9 2 kHz - Boost/Cut Curves Used to add presence and definition of attacks of drums & percussion and add crunch & whack. Too much will cause ear fatigue, so use carefully. UPPER MIDRANGE 2 kHz -10 1000 10000...
  • Page 10 5 kHz - Boost/Cut Curves Used to add clarity to signals and give them an edge. Too much will make things harsh and irritating while reducing will distance the sound. PRESENCE 5 kHz -10 1000 10000...
  • Page 11 12.5 kHz - Boost/Cut Used to make things sparkle and to add air. Too much will accentuate hiss and cause ear fatigue. BRILLIANCE 12.5 kHz -10 1000 10000...
  • Page 12: Getting Started

    GETTING STARTED FRONT STEPPED ROTARY SWITCH STEPPED ROTARY SWITCH STEPPED ROTARY SWITCH STEPPED ROTARY SWITCH STEPPED ROTARY SWITCH ±8 dB at 50 Hz ±8 dB at 130 Hz ±8 dB at 320 Hz ±8 dB at 800 Hz ±8 dB at 2000 Hz STEPPED ROTARY SWITCH STEPPED ROTARY SWITCH LEVER SWITCH...
  • Page 13: Applications

    APPLICATIONS BASS RECORDING LINE INPUT AUDIO INTERFACE OUTPUT D.I. INPUT PREAMP TT-73 PREAMP TT-73 MONITOR SPEAKERS THUNDERBOLT COMPUTER TRACK INSERT LINE OUTPUT LINE INPUT AUDIO INTERFACE AUDIO INTERFACE INSERTED ONTO SNARE TRACK MONITOR SPEAKERS THUNDERBOLT COMPUTER...
  • Page 14 MIX BUSS INSERT MOTORCITY EQ MOTORCITY EQ LEFT & RIGHT LEFT & RIGHT LINE INPUTS LINE OUTPUTS PROCESSED STEREO MIX STEREO MIX DAW LEFT & RIGHT LEFT & RIGHT LINE INPUTS LINE OUTPUTS AUDIO INTERFACE MONITOR SPEAKERS THUNDERBOLT COMPUTER...
  • Page 15 MASTERING HA-609A LEFT & RIGHT LINE OUTPUTS HA-609A COMPRESSOR LEFT & RIGHT LINE INPUTS MOTORCITY EQ LEFT & RIGHT LINE OUTPUTS LIMITER SUCCESSOR LEFT & RIGHT LINE OUTPUTS MASTERED MIX STEREO MIX DAW LEFT & RIGHT LINE INPUTS LEFT & RIGHT LINE OUTPUTS AUDIO INTERFACE...
  • Page 16: Specifications

    SPECIFICATIONS • Line input impedance: 2400 Ω bridging, transformer balanced and floating. • Output impedance: Less than 75 Ω, transformer balanced and floating, to drive a load of 600 Ω. • Maximum output: Greater than +26,5 dBu into 600 Ω (internally terminated). •...
  • Page 17: Trouble Shooting

    TROUBLE SHOOTING PROBLEMS SOLUTIONS Applying Cut and Boost to the frequencies doesn´t have Make sure the MOTORCITY EQualizer isn´t in OUT any affect on the signal. mode. There is a very distorted signal being outputted from the Check to see if you have left the OUTPUT GAIN knob in unit.
  • Page 18: Warranty Statement

    2 years to the original purchaser. In the event of such defects, the product will be repaired without charge or, at our option, replaced with a new one if delivered to Heritage Audio prepaid, together with a copy of the sales slip or other proof of purchase date.
  • Page 19: Recall Sheets

    RECALL SHEETS...
  • Page 20 HERITAGE AUDIO. C/ Alfonso Gómez, 38, 3C. 28037 Madrid – Spain. Tel: +34 917 266 189 info@heritageaudio.com...

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