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The APM104 is a professional-grade, digitally controlled paging microphone designed for 4-zone audio distribution. Ideal for corporate offices, public buildings, sports venues and emergency services, it offers precision, flexibility and robust performance for demanding environments.
Featuring a high-quality back‑electret condenser with cardioid polar pattern and a flexible 350 mm gooseneck, the APM104 ensures clear, directional speech. Its built‑in compressor/limiter maintains consistent vocal levels, while three-colour illuminated buttons and status LEDs offer intuitive control and feedback. It supports both analogue and digital audio output and integrates seamlessly with AUDAC's ARU relay systems and matrix platforms.
The unit is housed in robust steel with a metallic grey finish, ensuring durability in high-use locations. The weighted base provides stability during operation, and the gooseneck's adjustable structure offers pinpoint microphone positioning for optimal clarity.
Power Source | 24 V DC (16 V min) |
Corded/Cordless | Corded over RJ45 |
Microphone Type | Electret condenser |
Voltage | 24 V DC |
Gooseneck Length | 350 mm |
Polar Pattern | Cardioid |
Frequency Response | 100 Hz - 20 kHz |
Sensitivity | -42 dB ±3 dB |
Power Consumption | Max 4.8 W |
Cable Length Support | 113 m (no PSU), 300 m (with PSU) |
Weight | 1.35 kg |
Construction | Steel, grey metallic |
Internal Storage | 10 min audio / up to 30 files |
Accessories | Windscreen (MWS05/B); optional ARJ03P, CP45ARJ, PSD24x |
In real-world use, the APM104 delivers clear speech even in large areas. The compressor/limiter ensures announcements maintain intelligibility without distortion. RGB‑illuminated buttons make zone selection intuitive in dim lighting. Whether used for scheduled chimes or live paging, the unit is responsive and reliable.
For those looking to procure this unit, consider the Audac APM104 Paging Microphone, available from UK-based suppliers. It offers the full feature set described above with five-year manufacturer support.