Sound Performance Lab PQ Mastering Equalizer owner manual Content, Introduction, Key features

Content

Introduction	3
Installation	4
Technology	5
Key Functions	6
Channel Control Elements	8
Technical Specifications	10
Warranty	11

Introduction

Dear customer,

thanks for using the PQ Mastering Equalizer. We wish you have as much fun working with it as we had during the development of this extraordinary equalizer.

Supplied parts

•PQ Mastering Equalizer

•External power supply transformator including both power cords

•Owner’s Manual

Key features

•Pure analog, discrete Class A equalization circuitry

•Digital storability and total recall with motorized controls and 800 presets

•Constant Q and proportional Q modes, selectable per filter band

•124 V internal operating voltage for clean, consistent audio

•Discrete SPL SUPRA op-amps with 150 dB dynamic range

•Channel link mode for stereo applications

•Master/slave unit link mode for surround applications or subgroup processing allows remote control of up to four PQs via optional remote unit (still in development)

•As with all SPL products, the PQ is conceived, designed and hand-built in Germany

3