TOA AN-9001 Electret Condenser Microphone – Ambient Noise Detection for 9000 Series Systems
The TOA AN-9001 is a high-quality electret condenser microphone designed specifically for ambient noise detection in TOA’s 9000 Series audio systems. Used in combination with the AN-001T Ambient Noise Sensor Input Module, the AN-9001 continuously monitors environmental sound levels to enable automatic output volume adjustments for paging and background music applications.
Engineered for discreet and versatile installation, the AN-9001 fits into a standard 1-gang electrical box and can be flush-mounted in ceilings or walls, making it ideal for commercial environments such as airports, shopping malls, transportation hubs, schools, and offices.
Its compact design and reliable performance ensure that your system can dynamically respond to changing noise conditions, maintaining clear and consistent audio output across all zones.
TOA AN-9001 Specification
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ype
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Electret condenser microphone
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Phantom Power
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14 - 26 V DC
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Current Consumption
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7 mA (at 24 V DC)
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Directivity
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Omnidirectional (hemispherical)
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Impedance
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200 Ω
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Rated Sensitivity
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-5 dB (1 kHz, 0 dB = 1 V/Pa)
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Frequency Response
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100 - 10,000 Hz
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Output Terminal
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Removable terminal block (3 pins)
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Operating Temperature
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-10℃ to +40℃
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Finish
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Panel: ABS resin, white
Frame, Case: Surface-treated steel plate
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Dimensions
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φ130 × 37 (D) mm
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Weight
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170 g
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Accessory
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Removable terminal plug (3 pins) …1, Box mounting screw (No.6-32UNC × 30) …2,
Box mounting screw (M4 × 30) …2
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Option
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9000 series plug-in module: AN-001T
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