The Studiomaster Professional SX 321 is an Active 2-way/3-way Stereo crossover designed for High Precision Audio Applications.

  • Octave Slope: 12dB for Low, Mid, High & 24dB for Subwoofer
  • Crossover Frequency: 70Hz - 1kHz & 910Hz - 8kHz.
  • Individual output control for both frequency bands.
  • 2 Way & 3 Way Stereo Selectivity switch.
  • Separate Subwoofer out with master rotary control & switchable frequency 80/120Hz.
  • Input & Output Connectors: XLR & 1/4" Jack.
Input Impedance 20K Ω , Balanced
Output Level/Impedance 1V/600 Ω , Max 7V Balanced
S/N ratio 80dB
Crossover frequency range Low/Mid:70Hz-1KHz Mid/High: 910Hz- 8 KHz Sub Woofer : 80/120 Hz
THD <0.1%
Low Cut -
Input sensitivity 0dBu
Slope (Low, Mid, High 12dB/octave
Subwoofer slope 24dB/octave
Power supply 230 V / 50 Hz
Dimension (W X D X H)mm 482 x 150 x 44 (1U)
Net Weight (Kgs.) 2.3