Stereo 2-Way/Mono 3-Way/Mono 4-Way Crossover
234s/234xs Crossover
dbx engineers are constantly working to improve the quality of our products. Specifications are, therefore subject to change without notice.
2 3 4 x s R e a r P a n e l
2 3 4 s R e a r P a n e l
2 3 4 s / 2 3 4 x s F r o n t P a n e l *
*N
ote: Th
er
e ar
e n
o differ
en
ces between th
e 234s an
d th
e 234xs fr
on
t pan
els
.
Th
er
ef
or
e, th
e 234s is sh
own to r
epr
esen
t both th
e 234s an
d th
e 234xs
.
I N P U T S :
Connectors:
1/4” TRS (234s) / Female XLR (234xs) (pin 2 hot)
Type:
Electronically balanced/unbalanced, RF filtered
Impedance: >50k
Ω
balanced, >25k
Ω
unbalanced
Max Input Level:
>+22dBu balanced or unbalanced
O U T P U T S ( 2 3 4 s ) :
Connectors:
1/4” TRS
Type:
Impedance-balanced/unbalanced, RF filtered
Impedance:
Balanced 200
Ω
, unbalanced 100
Ω
Max Output Level:
>+21dBu balanced/unbalanced into 2k
Ω
or greater
O U T P U T S ( 2 3 4 x s ) :
Connectors: XLR
Type:
Electronically-balanced/unbalanced, RF filtered
Impedance:
Balanced 60
Ω
, Unbalanced 30
Ω
Max Output Level:
>+20dBu balanced/unbalanced into 600
Ω
or greater
C R O S S O V E R F R E Q U E N C I E S :
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 (x10 setting)
Mono Mode:
Low/Low-Mid:
45Hz to 960Hz or 450Hz to 9.6kHz (x10 setting)
Low-Mid/High-Mid: 450 Hz to 9.6 kHz
High-Mid/High:
450Hz to 9.6kHz
Filter Type:
Linkwitz-Riley, 24 dB/octave, state-variable
F U N C T I O N S W I T C H E S :
Front Panel:
Low Cut:
Activates 40Hz 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 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
I N D I C A T O R S :
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)
S Y S T E M P E R F O R M A N C E :
Bandwidth:
20Hz to 20kHz, +0/-0.5dB
Frequency Response:
< 3Hz to > 90kHz, +0/-3dB
Dynamic Range:
>106dB, unweighted, any output
THD+N:
< 0.004% at +4 dBu, 1kHz
< 0.04% at +20 dBu, 1kHz
Interchannel Crosstalk:
<-80dB, 20Hz to 20kHz
Common Mode Rejection:
>40dB, typically >55dB @ 1kHz
Signal-to-Noise:
Ref: +4dBu, 22kHz measurement bandwidth
Stereo: Mono:
Low Output:
> 94dB
> 94dB
Low-Mid Output:
> 94dB
Mid Output:
> 93dB
High Mid Output:
> 92dB
High Output:
> 90dB
> 88dB
P O W E R S U P P LY :
Power Requirements
15 Watts
Operating Voltage
100 VAC 50/60Hz; 120VAC 60Hz; 230 VAC 50/60Hz
Operating Temperature
32°F to 113°F (0°C to 45°C)
P H Y S I C A L :
Dimensions
1.75” x 6.9” x 19” (4.5cm x 17.5cm x 48.26cm)
Weight
Net Weight: 4.0 lbs/1.8 kg
Shipping Weight:
5.8 lbs/2.6 Kg
Specifications
dbx engineers are constantly working to improve the quality of our products. Specifications are, therefore subject to change without notice.
dbx Professional
Products
8760 S. Sandy Pkwy.
Sandy, Utah 84070
1.801.568.7660
PHONE
1.801.568.7662
FAX
1.801.568.7583
INT’L FAX
www.dbxpro.com
Part number: 18-0848
