3USER MANUAL1. IMPORTANT NOTE 041.1. Precautions 042. INTRODUCTION 043. INSTALLATION 053.1. Location, assembly, ventilation 053.2. Mains connection 053.3. Signal input connections 063.4. Subsonic filter 063.5. Limiter circuit 063.6. Output connections 064. OPERATION AND USAGE 074.1. Start up 074.2. Input attenuators 074.3. Indicators 075. CLEANING 076. FUNCTION LIST 087. FUNCTION DIAGRAM 088. TECHNICAL CHARACTERISTICS 299. DIAGRAMS 309.1. Figures 309.2. Block diagram 31All numbers subject to variation due to production tolerances. ECLER S.A. reserves the right to make changes orimprovements in manufacturing or design which may affect specifications.