Sitronik manufacturers industrial electronics as well as subwoofer modules, some with digital sound processor (DSP) that may be adjusted to your room conditions (room resonance).

Those modules with DSP are marked with a D behind the model no.

Information about the function of subwoofer modules.

Sitronik VP 102

Sitronik 2 Way Full Range Amplifier VP 102     -

Technical Data:
Output: 2x 90W into 4 Ohm or 1x 180W into 8 Ohm
Crossover frequency: 40-240 Hz, adjustable
Full range amplifier for driving 4 or 8 Ohm loudspeakers. Black aluminium front plate with two controls for both outputs.

With symmetrical XLR or asymmetrical RCA inputs; the RCA inputs are looped for connecting further devices.

Outside dimensions (height x width): 320 x 170 mm.

For further information please consult the data sheet in PDF