Sound Technology

223s

Stereo 2-Way/Mono 3-Way Crossover

SRP £312.00 inc VAT
Where to buy

More sound to your amps and speakers

The secret to making speakers sound great lies with the crossover you use. With the dbx® 223s Crossover you'll get great performance, ultra low-noise, rugged reliability and four decades of dbx knowledge and expertise in building the world's finest processors. The 223s uses precision filters to separate the audio signal and direct the correct frequencies to your loudspeaker drivers. By directing only the specific frequency bands to each speaker driver the 223s leaves your amplifiers free to use their full power on the usable signal eliminating distortion and giving your PA system a cleaner and better sound.

The dbx 223s is a dual channel crossover with all the features you would expect from a professional product. It features Linkwitz-Riley 24dB per octave filters, independent output gain controls for level matching, output phase inversion, 40 Hz low cut filter, and optional mono summing of the low frequency (subwoofer) output. Everything in the design exudes great precision from the solid "click" controls to the high quality 1/4" TRS ('s' model) or XLR ('xs' model) inputs and outputs.

  • TRS differentially balanced ins and outs
  • Mode switch for stereo 2-way or mono 3-way operation
  • Low frequency summed (subwoofer) output
  • x10 range switch on both channels
  • 40Hz high pass (low cut) filter both channels
  • Phase reverse switch on all outputs
  • Individual level controls on all outputs
  • 24dB per octave Linkwitz-Riley filters (the professional standard)
  • Stereo/Mono status LEDs indicate the selected mode
  • dbx® 2 year parts and labor as standard
  • CSA NRTL/C approved
  • CE compliant
Input Connectors1/4" TRS
Input TypeElectronically balanced/unbalanced, RF filtered
Input ImpedanceBalanced >50k ohm, unbalanced >25k ohm
Max Input>+22dBu balanced or unbalanced
CMRR>40dB, typically >55dB at 1kHz
Output Connectors1/4" TRS
Output TypeImpedance-balanaced/unbalanced, RF filtered
Output ImpedanceBalanced 200 ohm, unbalanced 100 ohm
Max Output>+21dBu balanced/unbalanced into 2k ohms or greater
Bandwidth20Hz to 20kHz, +/-0.5dB
Frequency Response< 3 Hz to > 90 kHz, +0/-3 dB
Signal to Noise RatioRef: +4 dBu, 22 kHz measurement bandwidth
Signal-to-Noise (Stereo Mode)>94dB (Low Output), >91dB (High Output)
Signal-to-Noise (Mono Mode)>94dB (Low Output), >93dB (Mid Output), >91dB (High Output)
Dynamic Range> 106 dB, unweighted, any output
THD+Noise< 0.004% at +4 dBu, 1 kHz; < 0.04% at +20 dBu, 1 kHz
Interchannel Crosstalk< -80 dB, 20 Hz to 20 kHz
Crossover Frequencies (Stereo Mode)Low/High: 45 to 960 Hz or 450 Hz to 9.6 kHz (x10 setting)
Crossover Frequencies (Mono Mode)Low/Mid: 45 to 960 Hz or 450 Hz to 9.6 kHz (x10 setting); Mid/High: 45 to 960 Hz or 450 Hz to 9.6 kHz (x10 setting)
Crossover Filter TypeLinkwitz-Riley, 24 dB/octave, state-variable
Low cut SwitchActivates 40 Hz Butterworth, 12 dB/octave high-pass filter, one switch per channel.
Phase Invert SwitchInverts the phase at the output, one switch per output.
x1 / x10 SwitchMultiplies the low-high(mono: low/mid and high/mid) crossover frequency range of the front-panel markings by a factor of 1 or 10, one switch per channel.
Mode SwitchSelects stereo/mono and 2/3-way operation
LF Sum SwitchSelects normal (stereo) or mono-summed low frequency operation and disables Ch 2’s low output phase invert LED to indicate that this output is not operational in the LF sum mode.
IndicatorsStereo Operation (Green); Mono Operation (Yellow); Low Cut (Red-per channel); x10 (Green-per channel); Phase Invert (Red-per output)
Operating Voltage100 VAC 50/60 Hz; 120 VAC 60 Hz 230 VAC50 HZ
Operating Temperature32°F to 113°F (0°C to 45°C)
Power Consumption15W
Power ConnectorIEC receptacle
Dimensions1.75" H X 19" W X 6.9" D (4.4cm x 48.3cm x 17.5cm)
Unit Weight3.7 lbs. (1.7 kg)
Shipping Weight5.4 lbs. (2.5 kg)