Arc

AT-50

The AT-50 is a passive fullrange speaker for fixed installations. It impresses with its high power rating, performance capacity and broadband low-frequency reproduction.
In addition to outstanding technical features, the models of the Arc series are generally characterized by their attractive design.

Main features

  • 15" / 1.4" compression driver (3.5" diaphragm), rotatable CD horn
  • Electronic high frequency protection
  • Nominal power rating: 600 watts at 8 ohms
  • Dispersion: 80° × 50° or 60° × 50° (H × V)
  • SPL max.: 132 dB
  • Connections: 2 × Speakon and 8-pole Phoenix connector
  • 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
passive loudspeaker, 2-way, bass reflex
power rating (nominal)
600 watts
power rating (program)
1200 watts
power rating (peak)
2400 watts
components
15" / 1.4" on rotatable CD-horn, with self-resetting IPC[*]-HF protection, fully neodym
sensitivity
100 dB
maximum SPL
132 dB
frequency range
40 Hz – 20 kHz
nominal impedance
8 ohms
2-way design
yes
nominal dispersion (h x v)
80° × 50° or 60° × 50°

Features

enclosure
multiplex birch plywood, reinforced with steel braces
front design
acoustic foam, same colour as enclosure
protection grille
steel grille, ball impact resistant, powder-coated
weight
approx. 27 kg
standard colours
textured paint, black or white
mounting points
9 × M8 and 3 × M6 thread
connectors
2 × Neutrik NL4 Speakon and 8-pole Phoenix connector
dimensions (W × H × D)
approx. 460 × 700 × 480 mm

Optional features

optional weather protection
polyurethane coating, water-repellent speaker cone impregnation
integrated 100 V transformer
240 W / 120 W / 60 W or 360 W / 180 W / 90 W
optional colours
RAL Classic / NCS / Pantone on request

CAAD simulation data

simulation data
EASE, Ulysses

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

Contact us

+49 7022 93323-0

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