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| 234XL |
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| Main Feature |
| - Mode switch for stereo 2-way/3-way or mono 4-may operation |
| - Low frequency summed (subwoofer) output |
| - x10 range switch on both channel |
| - 40Hz high pass (low cut) filter both channel |
| - Phase reverse switch on all output |
| - Individual level control on all output |
| - 24dB/octave Linkwitz-Riley filter (the professional standard) |
| - Stereo/Mono status LED indicate the selected mode |
| Input |
| Connector |
XLR |
| Type |
Electronically balanced/unbalanced, RF filtered |
| Impedance |
Balanced > 50KΩ, unbalanced > 25KΩ |
| Max Input Level |
> +21dBu balanced or unbalanced |
| CMRR |
> 40dBu, typically > 50dB at 1KHz |
| Output |
| Connector |
XLR |
| Type |
Impedance balanced/unbalanced, RF filtered |
| Impedance |
Balanced 200Ω, unbalanced 100Ω |
| Max Output Level |
> +21dBu balanced/unbalanced into 2KΩ or greater |
| CMRR |
> 40dBu, typically > 50dB at 1KHz |
| System Performance |
| Bandwidth |
20Hz to 20KHz, +0/-0.5dB |
| Frequency Response |
< 3Hz to > 90KHz, +0/-3dB |
| Signal to Noise |
Ref. +4dBu, 22KHz measurement bandwidth |
| Stereo Mode |
| : Low Output |
> 94dB |
| : Mid Output |
> 93dB |
| : High Output |
> 92dB |
| Mono Mode |
| : Low Output |
> 94dB |
| : Low-Mid Output |
> 94dB |
| : High-Mid Output |
> 92dB |
| : High Output |
> 92dB |
| Dynamic Range |
> 114dB, unweighted, any output |
| THD+Noise |
< 0.004% at +4dBu, 1KHz |
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< 0.04% at +20dBu, 1KHz |
| Interchannel Crosstalk |
< -80dB, 20Hz to 20KHz |
| Crossover Frequency |
| Stereo Mode |
| : Low/High |
45Hz to 960Hz or 450Hz to 9.6KHz (x10 Setting) |
| : Low/Mid |
45Hz to 960Hz or 450Hz to 9.6KHz (x10 Setting) |
| : Mid/High |
450Hz to 9.6KHz |
| Mono Mode |
| : Low/Low-Mid |
45Hz to 960Hz or 450Hz to 9.6KHz (x10 Setting) |
| : Low-Mid/High-Mid |
450Hz to 9.6KHz |
| : High-Mid/High |
450Hz to 9.6KHz |
| Filter Type |
Linkwitz-Riley, 24dB/octave, state-variable |
| Function Switch |
| Front Panel |
| : Low Cut |
Activates 40Hz butterworth, 12dB/octave high-pass filter, |
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one switch per channel |
| : Phase Invert |
Inverts the phase at the output, one switch per channel |
| Rear Panel |
| : x10 |
Multiplies crossover frequency range by 10, one switch per channel |
| : Mode |
Selects stereo/mono and 2/3/4-way operation |
| : LF Sum |
Selects normal (stereo) or mono-summed low frequency operation |
| Indicator |
| 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) |
| Power Supply |
| Operating Voltage |
230VAC 50Hz |
| Power Consumption |
15 Watts |
| Main Connection |
IEC 320 receptacle |
| Physical |
| Dimension [HxWxD] |
1.75" x 19" x 6.9" (4.4 x 48.3 x 17.5 cm.) |
| Weight |
4.0 lbs. (1.8 kg.) |
| Shipping Weight |
5.8 lbs. (2.6 kg.) |
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