X Series

XS-30 active

Item number: 4109-XXXXX

The XS-30 active is a 15" subwoofer with integrated class-D amplifier and Fohhn DSP. It provides optimal support to the speakers in the X, Linea, Arc and Focus series in the bass range. The sub is characterized by precise low-frequency reproduction, a high power rating and versatility.

Main features

  • 15" long excursion driver
  • Digital 1500 W class-D amplifier
  • SPL max.: 128 dB
  • 2 balanced signal inputs (XLR/jack plus link-out)
  • 2 × Speakon outputs for passive tops and additional sub
  • Built-in DSPs with speaker presets, EQ, delay, compressor/limiter, etc.
  • Control via intuitive control panel with display or Fohhn Audio Soft
  • High-quality wood enclosure (multiplex birch plywood)
  • 2 built-in transport castors
  • Available in RAL Classic, NCS or Pantone colours on request
  • Optionally available with weatherproof PU coating


Fohhn technologies

Technical data

Electroacoustic features

acoustic design
vented design
1 × 15" long excursion, neodymium
maximum SPL
128 dB
amplifier output
1.500 W
frequency range
35 Hz – 130 Hz

Physical features

multiplex birch plywood
front design
acoustic foam
thread plate for distance piece
protection grille
steel grille, ball impact resistant, powder-coated
approx. 34.5 kg
standard colours
textured paint, black
2 side handle, 2 edge handle
transport wheels
2 edge wheels
dimensions (w × h × d)
approx. 430 × 590 × 520 mm

Optional features

optional weather protection
polyurethane coating, water-repellent speaker cone impregnation
optional colours
RAL Classic / NCS / Pantone on request

Electronic features

power supply
195 V – 250 V AC 50/60 Hz, max. 6A
temperature range
0 - 45°C
convection cooling, force cooling, if necessary termperature-controlled fan
weight (electronics)
approx. 1.8 kg power supply and amplifier


digital signal processors
independent limiters
selective 3-band limiting
bass / mid / high
band-specific time constants
filter technology
56-bit double precision
AD (with Analog input)
AD/DA 24 bit / 48 kHz
Select potentiometer, 4 buttons for DSP handling, ground/lift switch, Power on/off switch
indicator LEDs
4 line display, 2 × Signal/Clip LED, 2 × protect LED, receive/send remote LED

Remote control and remote monitoring

remote control
Fohhn Audio Soft, Fohhn Net
remote monitoring
temperature, protect, signals


outputs (for recording or stacking)
2 × NL4 Neutrik Speakon for Top Speaker and Slave Sub, from 130 Hz 2 × 4 ohms (stereo) or 1 × 8 ohms (bridge mode) mains
Input jack, 2 × XLR Link jacks
2 × XLR/jacks, multifunctional input jacks
2 × Powercon Netzbuchse in und thru

integrated digital power amplifier

EIA amplifier power
2 × 750 W (1 kHz, THD+N < 1%)
bridge mode
1.500 W
32 dB
input sensitivity
1,4 V
input impedance
10 kOhm
frequency response
20 Hz – 20 kHz
S/N ratio
>105 dBA
protective circuit
switch-on delay, soft start, impedance- and short-circuit protection, DC protect, temperature monitoring

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, with speaker preset
frequency range: -10 dB under anechoic halfspace-conditions with speaker preset
weight: net weight without optional equipment

Contact us

+49 7022 93323-0

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