Commercial, Industrial, and Professional Audio, Sound, Communications & Related Electronic Equipment Used in Sound Reinforcement, Broadcasting, Recording, Reproducing, Audio Processing, Sound Shaping and Control, Public Address, Intercommunications and Paging Systems-Namely, Audio Operational Amplifiers; Printed Circuit Cards, Including, Switchers, Preamplifiers, Amplifiers, Limiters, Compressors, Mixers, Distribution Amplifiers, Power Supplies, Filters, Transformers, Tone Sensors, Remote Controlled Attenuators, Extender Cards, Printed Circuit Edge Connectors, Rack Mounting Frames, Circuit Card Holders, Circuit Card Files, and Parts Thereof; Panel Mounted Modular Components-Namely, Audio Attenuators, Faders, Equalizers, Compressors, Automatic Attenuators, Amplifiers, Power Supplies, Rack Mounting Frames, and Part Thereof for the Above; Rack Mounted Equipment-Namely, Automatic Level Controls, Distribution Amplifiers, Compressor-Limiters, Reverberation Generators; Headset Intercom Structural Components, Portable and Fixed Mounting-Namely, Private Line Amplifier Circuit Cards, Intercom Stations, Mixers, Mixing Consoles, Control Panels, Switchers, Complete Assemblies and Parts Thereof
