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DBX 234 Stereo 2/3 Way, Mono 4-Way Crossover

Model: 234S

DBX 234 Stereo 2/3 Way, Mono 4-Way Crossover
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About: DBX 234 Stereo 2/3 Way, Mono 4-Way Crossover

Stereo 2/3‐Way Mono 4‐Way Crossover1/4” TRS . Old version of 234XS.

  • TRS differentially balanced ins and outs
  • Mode switches for mono 4-way or stereo 2-way/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 band 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: >+21dBu balanced or unbalanced

CMRR: >40dB, typically >50dB at 1kHz


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 or greater


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

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

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

Stereo Mode >94dB (Low Output)
>93dB (Mid Output)
>92dB (High Output)

Mono Mode: >94dB (Low Output)
>94dB (Low/Mid Output)
>92dB (High/Mid Output)

Dynamic Range: > 114 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


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)

High-Mid/High450 Hz to 9.6 kHz

Low-Mid/High-Mid450 Hz to 9.6 kHz

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:
x1 / x10:Multiplies 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:Selects stereo 2-way, 3-way or mono 4-way operation and disables all LEDs for controls that are non-functional in the mono mode

LF sum:Selects 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


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)


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

Power consumption: 15W

Main Connection: IEC 320 receptacle


Dimensions: 1.75" H X 19" W X 6.9" D (4.4cm x 48.3cm x 17.5cm)

Weight:4.0 lbs. (1.8 kg)

Shipping Weight:5.8 lbs. (2.6 kg)

UPC: 691991401282 is a Canadian authorized dbx retailer.

Reviews: DBX 234 Stereo 2/3 Way, Mono 4-Way Crossover

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Warranty: DBX 234 Stereo 2/3 Way, Mono 4-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.