Applications

• Information and public address for airports, bus and railway terminals, sports arenas and outdoor theaters, cruise ships
• Combined sound distribution system, public address and emergency evacuation control
• Zoned sound reinforcement for boardrooms, lecture halls, museums, auditoriums
• Global audio distribution via TCP/IP and UDP, multi-channel audio over standard IP NetworkCentral operation in crisis and control centers, tunnel control centers, parking surveillance centers
• Background music/paging for theme parks, hotels & convention centers, shops
• Advertising networks for shopping malls, supermarkets, fairs, conventions, large factories
• Emergency evacuation control for schools and universities, stadiums, hospitals.

Technical specifications

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NS1 connectors

• Audio: Format MPEG1/2/2.5-Layer II and III for UDP (raw) and *HTTP (TCP) audio streaming.
• Bit rate from 32 to 384 Kb/sec (MPEG1-L2), from 32 to 320 Kb/sec (MPEG1-L3), from 8 to 160 Kb/sec (MPEG2-L2/3)
• Sampling frequency 8/11,025/ 12/16/22,05/24/32/44,1/48 Khz
• Mode stereo, joint stereo, dual channel, single channel
• Analog out 1 headphone stereo female jack (3,5 mm) / 1 line stereo out unbal. header (2,54 mm)
• Digital out 1 SPDIF out header (2,54 mm)
• Frequency response 20 - 20.000 Hz (+/- 3 dB)
• Signal to noise ratio > 94 dB crosstalk >80 dB
• THD 0,003%
• Network: RJ45 female connector full duplex IEEE 802.3 10/100 Mb/s protocols UDP (raw) encoding/decoding, HTTP (TCP) only decoding
• Remote Control: via internet, local ethernet network by NScontrol or API
• Misc: 40 pin expansion connector for optional LCD, IR RX/TX, GPIO, memory add-on, keypad or external devices
• Power requirement: 12/24V DC or AC 90 mA (6 mm coaxial connector)
• Dimension: 110 x 80 x 30 mm
• Over-IP receiver for broadcast internet radio with optional interactivity, opinion polling terminal.