
Voice Alarm LEN-150
The LEN-150 is a passive 100 volt line source speaker certified according to EN 54-24 type B for use in voice alarm systems. Like all products in the Voice Alarm series, it is equipped with a weatherproof, steel-reinforced aluminum housing, making it equally suitable for indoor and outdoor use. The LEN column loudspeakers guarantee excellent speech intelligibility and long ranges even in difficult acoustic environments.
Main features
- 12 × coated 4" chassis
- Uniform directivity
- Suppression of unwanted side lobes thanks to Fohhn Source Division Waveguide
- Weatherproof without additional protection (degree of protection IP54 according to IEC 529 / EN 60529)
- 8 × M6 thread for safe installation
- Available in different colors (RAL Classic, Pantone, NCS) or with Fohhn Texture Design
- In order to ensure performance and operational safety, Fohhn system amplifiers including the correct speaker preset are required.
Colours
Fohhn technologies
Technical data
Electroacoustic features
Physical features
Optional features
CAAD simulation data
weight: net weight without optional equipment
sensitivity 1 W / SPLmax 100 V @ 4 m in accordance with EN 54-24: measured in the far field of the speaker, count back to 4 m distance
impedance 100 / 50 / 25 % tap: measured at a voltage producing 1 W per speaker system
Suitable system amplifiers

DI-2.2000
High performance system amplifier for mobile and fixed installation, 2 × 2000 W, 2 U, 19"

DI-4.1000
High performance system amplifier for mobile and fixed installation, 4 × 1000 W, 2 U, 19"

DI-4.2000
High performance system amplifier for mobile and fixed installation, 4 × 2000 W, 2 U, 19"

MA-2.1200
system amplifier for fixed installations, 2 × 1200 W, 1 U, 19"

MA-4.600
system amplifier for fixed installations, 4 × 600 W, 1 U, 19"
Suitable accessories
Selected references





