The audio expander can transmit audio to or from the

 system. Typical applications are indoor connectivity and audio distribution. Basic functions? Redundant network wiring can be a single branch or a redundant loop? Audio line in (two of which can be configured as microphone input) for the original language and simultaneous interpretation language channels; audio line output for the original language and simultaneous interpretation language channels; flexible wiring for the original language and simultaneous interpretation language channels The sensitivity of the audio input can be adjusted. The level of the audio output can be adjusted. The audio expander can be configured through the display and a single knob / button. The installation personnel can assign a unique name to each digital audio expander for identification. The audio input and audio output are monitored by the VU meter reading. Earphones can be used to monitor audio? 19 inch (2U) body for desktop or cabinet mounting? Easy to handle handle handle? Network powered controls and lights? 2-line 16 character LCD display for status and configuration of audio extender? Spin / button for browsing in front of LCD menu interconnect components · One stereo headphone output jack 3.5mm (0.14in) back side, two fiber optic network connection for connection to CCU, four 3-pin XLR balanced audio line input with current separation function, four stereo lotus socket unbalanced audio line input, four three pin XLR balanced audio line output with current separation function 4-way stereo lotus socket unbalanced audio line output · 8-way control input for enabling audio input and audio output · 5-way control output for indicating channel occupancy status certificate and recognized area certification European CE technical specifications electrical specifications power supply voltage 24 to 48 VDC power consumption 7.6 w (DC) frequency response 30 Hz – 20 kHz (- 3 dB, rated level) Thd < 0.5% crosstalk attenuation > 85 dB, 1 kHz dynamic range > 90 dB, SNR > 87 DBA audio line input XLR rated input 0 dbv (± 6 dB) XLR maximum input + 12 dbv lotus socket rated input + 12 dbv (± 6 dB) lotus socket maximum input 0 dbv audio microphone input 57 dbv (± 6 dB) maximum input 26 dbv phantom power 12 V ± 1 V, 15 mA Audio line output XLR rated output 12 dbv (+ 6 / - 24 dB) XLR maximum output + 12 dbv lotus socket rated output 24 dbv (+ 6 / - 24 dB) lotus socket maximum output 0 dbv mechanical specifications dimensions (H x W x T) desktop mounting with legs 92 x 440 x 400 mm (3.6 x 17.3 x 15.7 in.) 19 inch cabinet mounting with bracket 88 x 483 x 400 mm (3.5 x 19 x 19 x 15.7 inches) front of bracket 40mm (1.6in) back of bracket 360mm (14.2in) weight 7kg (15.4 lb) desktop mount, 19 inch cabinet mount color carbon gray (pH 10736) and silver white order information LBB 4402 / 00 audio expander audio expander, providing 4 audio inputs, 4 audio outputs, 8 audio outputs to the Praesideo system Control inputs and 5 control outputs, powered by Praesideo network, rack unit 2 Ru. Order No. lbb4402 / 00

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