AS-31

Arc

AS-31

The AS-31 is a compact, passive subwoofer for fixed installations. It is the optimum complement to the compact fullrange speakers of the Arc and Linea series. It is characterized by its precise reproduction of bass frequencies, high power rating and attractive design.

Main features

15" long excursion driver
700 W nominal power rating
SPL max.: 128 dB
Connections: 2 x 4-pin terminal
High-quality wooden enclosure (multiplex birch)
Available in RAL Classic, NCS or Pantone colors on request
Optionally available with weatherproof PU coating
Various mounting options
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

acoustic design

vented design

power rating (nominal)

700 watts

components

1 × 15" long excursion, Neodym

maximum SPL

128 dB

frequency range

35 Hz – 500 Hz

nominal impedance

8 ohms

Features

Optional features

power rating (nominal/program): according to IEC-60268-5 (long term/short term)
power rating (peak); maximum SPL: peak, 20 ms with bandpass filtered pink noise signal according to IEC 60268-2 at one octave above the lower limit of the frequency range
sensitivity: 2,83 V at 8 ohms (2 V at 4 ohms, 4 V at 16 ohms) at a distance of 1 m under anechoic fullspace conditions
frequency range: -10 dB under anechoic halfspace-conditions
weight: net weight without optional equipment
Intelligent Protection Circuit (IPC): voltage-controlled semiconductor circuit protecting the HF-driver against overload highly effective and with very short attack time
cut-off frequency: -10 dB under anechoic halfspace-conditions with speaker preset
heat dissipation: pink noise, 6 dB crest, 1/4 Pmax