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DBX 223s Stereo 2-Way/Mono 3-Way Crossover

Model: 223s

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About: DBX 223s Stereo 2-Way/Mono 3-Way Crossover

Stereo 2‐Way Mono 3‐Way Crossover1/4” TRS balanced ins and outs,
summed subwoofer output, 40Hz high pass filter on both channels,
individual level controls and phase reverse switch on each output.
Features 24dB/octave Linkwitz‐Riley filters.

  • 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


Connectors: 1/4" TRS

Type: Electronically balanced/unbalanced, RF filtered

Impedance: Balanced >50k ohm, unbalanced >25k ohm

Max Input Level: >+22dBu balanced or unbalanced


Connectors: 1/4" TRS

Type: Impedance-balanaced/unbalanced, RF filtered

Impedance: Balanced 200 ohm, unbalanced 100 ohm

Max Output Level: >+21dBu balanced/unbalanced into 2k ohms or greater


Stereo Mode: Low/High: 45 to 960 Hz or 450 Hz to 9.6 kHz (x10 setting)

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)

Filter type: Linkwitz-Riley, 24 dB/octave, state-variable


Front Panel (Low Cut): Activates 40 Hz Butterworth, 12 dB/octave high-pass filter, one switch per channel

Phase Invert: Inverts the phase at the output, one switch per output

Rear Panel: x10: Multiplies the crossover frequency range by 10, one switch per channel
Mode: Selects stereo/mono and 2/3-way operation.
LF sum: Selects normal (stereo) or mono-summed low frequency operation.


Stereo Operation: Green LED

Mono Operation: Yellow LED

Low Cut: Red LED per channel

x10 Green LED per channel

Phase Invert: Red LED per output (3 per channel)


Bandwidth: 20Hz to 20kHz, +0/-0.5dB

Frequency Response: < 3Hz to > 90kHz, +0/-3 dB

Dynamic Range: >106dB, unweighted, any output

THD + Noise: <0.004% at +4dBu, 1kHz
<0.04% at +20dBu, 1 kHz

Interchannel Crosstalk: <-80dB, 20Hz to 20kHz

CMRR: >40dB, typically >55dB at 1kHz

Signal-to-Noise: Ref: +4dBu, 22kHz measurement bandwidth

Stereo Mode >94dB (Low Output)
>91dB (High Output)

Mono Mode: >94dB (Low Output)
>93dB (Mid Output)
>91dB (High Output)


Operating Voltage: 100 VAC 50/60 Hz; 120 VAC 60 Hz 230 VAC 50/60HZ

Power consumption: 15W

Operating Temperature: 32°F to 113°F (0°C to 45°C)


Dimensions: 1.75" H X 6.9" D X 19" W (4.5cm x 17.5cm x 48.26cm )

Weight: 3.7 lbs. (1.7 kg)

Shipping Weight: 5.4 lbs. (2.5 kg)

UPC: 691991401251 is a Canadian authorized dbx retailer.

Reviews: DBX 223s Stereo 2-Way/Mono 3-Way Crossover

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Warranty: DBX 223s Stereo 2-Way/Mono 3-Way Crossover Warranty:

30 Days

Manufacturer's Warranty:

Soundcraft, Lexicon, BSS, and dbx products are warranted to be free from defects of material and workmanship for 1 year from the date of delivery to the original user. Repairs will be undertaken at no cost for labor or materials within this time period.