Description
The Audac ALTI4M is a compact 2-way 4-inch design surface mount loudspeaker developed for professional installed audio systems where pendant mounting is not required. It offers clean sound reproduction and wide dispersion, making it suitable for commercial and architectural audio applications.
The speaker features a coaxial driver configuration that provides consistent coverage and balanced audio performance. With an integrated 70 V / 100 V line transformer and the option for 16 Ω low-impedance operation, the ALTI4M can be used in both distributed public address systems and traditional amplifier installations.
Its durable enclosure and modern design make it well suited for retail environments, restaurants, offices, hospitality venues, and public buildings where clear background music and speech reproduction are required.
Key Features
- 2-way coaxial 4″ loudspeaker design
- Designed for surface mount installations
- Integrated 70 V / 100 V line transformer
- Supports 16 Ω low-impedance operation
- Wide dispersion for even sound coverage
- Durable enclosure suitable for commercial installations
System Specifications
Speaker type: 2-way coaxial
Driver size: 4 inch
Impedance: 16 Ω
Sensitivity (1 W / 1 m): 80 dB
Maximum SPL: 95.1 dB
Frequency range (-10 dB): 65 Hz – 20 kHz
Frequency response (±3 dB): 85 Hz – 20 kHz
Power Handling
Peak power handling: 120 W
Program power handling: 60 W
Continuous power (AES): 30 W
Transformer Power Taps
The integrated line transformer supports 100 V and 70 V systems with selectable power taps of 24 W, 12 W, 6 W, and 3 W depending on the installation requirements.
Connectivity
Connection is provided through a 4-pin Euro terminal block, allowing easy integration into installed audio systems.
Construction and Mounting
The enclosure is constructed from polypropylene with an aluminium front grille. The speaker is designed for surface mounting installations and finished in black for professional AV environments.
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