TOA L-11S Line Matching Input with Mute-Receive

Transformer-Isolated Line Input for Professional Audio Systems

The TOA L‑11S is a transformer-isolated line matching input module designed for 600-ohm applications, providing reliable audio signal transmission while minimizing ground loop interference. Ideal for long cable runs exceeding 15 feet, the L‑11S ensures clean, high-quality audio when connecting remote equipment in commercial and professional audio systems.

This module also features automatic mute-receive capability, responding to Mute Bus activation via a Mute SEND module or switch closure. By default, the L‑11S supports both Mute Bus #1 and Mute Bus #2, with jumper settings available to disable individual mute buses as needed. Equipped with a removable terminal block connector, it allows flexible and secure wiring for professional installations.

TOA L-11S Key Features

• Transformer-isolated 600-ohm line input reduces ground loop interference on long cable runs (>15 feet)

• Automatic mute-receive function responds to Mute Bus activation via Mute SEND module or switch closure

• Default support for Mute Bus #1 and Mute Bus #2; jumper settings allow individual bus disconnection

• Removable terminal block connector for secure and flexible wiring

• Ideal for commercial audio, professional sound reinforcement, and communication systems requiring reliable line matching and mute control

TOA L-11S Specifications