TOA Electronics AN-001T Ambient Noise Controller Module

The TOA Electronics AN-001T is a remarkable 2-channel ambient noise detector plug-in module made for the 9000 series amplifiers. It smartly and automatically adjusts the output volume as the ambient noise level changes. This module can handle a wide range of input signals, from microphone level (-60 dB) to line level (-10 dB), with 9-step gain control. It also provides +24 V phantom power for condenser microphones. Technical details include a variety of power sources like +24 V DC, -24 V DC, and +6 V DC. It has 2-channel sensor input, selectable input sensitivity from -60 to -10 dB, a 24-bit ADC, and a 48 kHz sampling frequency. The ambient noise control function offers multiple adjustment options. The panel is made of aluminum with a hair-line finish. It has dimensions of 35 (W) - 78 (H) - 91.5 (D) mm and weighs 82 g. Accessories include 2 removable terminal plugs (3 pins) and 2 module mounting screws. An optional ceiling mount microphone is the AN-9001.

Using the TOA Electronics AN-001T is easy. First, connect it to the 9000 series amplifier as it's designed for. If you're using a condenser microphone, make sure to turn on the +24 V phantom power. You can select the appropriate input sensitivity according to your needs. When setting up the ambient noise control function, adjust the reference level, maximum and minimum output signal levels, sample time, and gain ratio as you like. As for precautions, always use the correct power source and voltage. Avoid exposing it to extreme temperatures or humidity. For maintenance, keep it clean and free from dust. You can use a soft, dry cloth to wipe it. If there are any issues, don't try to open it by yourself. Instead, contact the manufacturer or a professional technician.