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TOA N-8000AF Audio Interface Unit
Part # N-8000AF
Model # N-8000AF
The TOA N-8000AF is an Audio interface unit designed for use with TOA's packet intercom system (IP network-compatible intercom system) that employs the packet audio technology.
Availability: Usually arrives in 5-9 business days.

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Description

Details

It has an analog audio input and output, a time synchronization contact input, and each 8 contact inputs and outputs. Connecting the unit to the LAN permits recording of conversations, chime broadcast at regular intervals (time signal) and paging broadcast to be realized. It can be mounted in an EIA equipment rack (1U size) with the use of an optional rack mounting bracket or installed on a wall using an optional wall mounting bracket.
Features

Features

  • 10/100BaseTX Ethernet network connection.
  • Occupies one network node (192 max.).
  • One MIC/LINE audio line input.
  • One audio line output.
  • Eight contact inputs.
  • Time Synchronization input.
  • Built-in timer and chime.
Specification
Power Source220 - 240 V AC, 50/60 Hz
Power Consumption7 W (max.)
Audio Input1 input (transformer isolated), -58 dB* to 0 dB*, 2 kΩ, balanced(MIC/LINE input)
Audio InputWith input volume control knob, removable terminal block (3 pins
Audio Output1 output (transformer isolated), 0 dB*, 600 Ω, balanced, removable terminal block (3 pins)
Contact Input8 inputs, no-voltage make contact input, open voltage: 24 V DC
Contact InputShort-circuit current: 5 mA or less, removable terminal block (10 pins)
Contact Output8 outputs, relay output, contact capacity: 24 V DC/2-500 mA,removable terminal block (16 pins)
TimeSync Input 1 input, no-voltage make contact input, open voltage: 24 V DC
TimeShort-circuit current: 5 mA or less, removable terminal block (2 pins)
Network SectionSpecifications
Network I/F10BASE-T/100BASE-TX (Automatic-Negotiation)
Network protocolTCP/IP, UDP, HTTP, RTP, ARP, ICMP, IGMP
Audio packet transmission systemUnicast, Multicast
Number of paging destinationsUnicast (max. 8), Multicast (max. 191)
ConnectorRJ45 connector
Voice sampling frequency16 kHz, 8 kHz (controllable on the software)
Quantifying bit number16-bit
Voice encoding methodSub-band ADPCM, Cryptosystem
Voice packet loss recoverySilence insertion
Audio delay time80 ms, 320 ms (controllable on the software)
IndicationNetwork LNK/ACT indication, Status lamp, Power-on indication lamp, Signal lamp, Peak lamp
OtherFirmware update function, System data hold function, Time of day hold facility,Reset switch (FP)
Setting MethodRack, Desk, Surface mount
Operating Temperature0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
Operating Humidity90 %RH or less (no condensation)
FinishPre-coated steel plate, black, 30 % gloss
Dimensions210 (W) × 44.3 (H) × 267 (D) mm (8.27" × 1.74" × 10.51")
Weight3.75 lbs. (1.7 kg)
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