A3

Internal Class AB Subwoofer Amplifier

Compatible Subwoofers:
ID1 Series: ID1.15
SW Series: SW1 | SW2 | SW3 | SW4

Specifications: A3Mounting hardware included
Input Impedance300 @ 60 Hz
Damping Factor95 dbA
Frequency Response (± 0.25 dB)20 Hz – 20 kHz
Voltage Gain (dB)S/N 38 dB (externally switchable to 28 dB or 48 dB plus rotary gain control +/- 9dB in 1/2 dB steps)
Harmonic Distortion< 0.05% (@ 1kHz, 1 Watt)
Output Load10 K ohm (2.5 min)
Power Requirements120/240V AC, 50/60 6A Slow-Blow Fuse
Level Control+/- 19dB w/fixed 1/2 dB steps
Drive ControlPatented non-distorting, frequency-selective excursion limiter
Crossover Frequency24 dB/octave low pass adjustable from 40 Hz to 100 Hz in 3 Hz steps (may be switched “out” for full-range sound)
InputsL&R RCA Low & High Levels (RCA Plus XLR optional without high levels)
OutputsN/A