Behringer B2030a Musical Instrument User Manual


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9 TRUTH B2031A/B2030A User Manual
4. Installation
The BEHRINGER TRUTH features one balanced XLR and one balanced ¼"TRSinput.
If connecting to other equipment is possible using balancedinputs,always make
such connections because they oer maximal compensation of disturbing signals.
Fig. 4.1:
strain relief clamp
sleeve
tip
sleeve
(ground/shield)
Unbalanced ¼" TS connector
tip
(signal)
¼" TS connector
Fig. 4.2:
strain relief clamp
sleeve
ring
tip
sleeve
ground/shield
For connection of balanced and unbalanced plugs,
ring and sleeve have to be bridged at the stereo plug.
Balanced ¼" TRS connector
ring
cold (-ve)
tip
hot (+ve)
¼" TRS connector
Fig. 4.3:
output
For unbalanced use, pin 1 and pin 3
have to be bridged
1 = ground/shield
2 = hot (+ve)
3 = cold (-ve)
input
12
3
1
2
3
Balanced use with XLR connectors
XLR connectors
5. Specications
Audio Inputs
B2030A/B2031A
XLR connector servo-balanced input
¼" TRS servo-balanced input
Input impedance 10 k
Max. input level +22 dBu
Components
B2030A
Tweeter ¾" ferrouid-cooled dome
Woofer 6 ¾" polypropylene diaphragm
B2031A
Tweeter 1" ferrouid-cooled dome
Woofer 8 ¾" polypropylene diaphragm
Amplier
B2030A
RMS @ 0.1 % THD 70 W
Peak power 125 W
B2031A
RMS @ 0.1 % THD 140 W
Peak power 265 W
Crossover
B2030A/B2031A
Type active, 4th order Linkwitz-Riley
Crossover frequency 2 kHz
System Specication
B2030A
Frequency response 50 Hz to 21 kHz
Sound pressure level max. 113 dB SPL @ 1 m (pair)
B2031A
Frequency response 50 Hz to 21 kHz
Sound pressure level max. 116 dB SPL @ 1 m (pair)
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