Audio and contact closure interfaces are
provided on a joint removable screw terminal block
Electrical
• 802.3af PoE on RJ-45 connector
• 48 VDC nomimal, 12 Watt max.
Ethernet
• 10/100Mbps auto rate, full/half duplex
• RJ-45 connector with integrated Link/Activity LED
• 802.3af PoE support
• Protocols: TCP/IP, UDP, RTP, DHCP, Multicast capable
Audio Input
• Characteristics/mode selectable by software:
• "Mic" mode:
• tba, bias power for electret microphone supplied
"Line" mode:
• 2kΩ input impedance
• 3.9 VPP max, adjustable in sensitivity
• Frequency response 20 Hz .. 18 kHz (-3dB)*
• Dynamic range 87 dB, SNR -87 dB, THD <0.1% (-3 dBFS)*
Mechanical
• Aluminum case, 280g
• Dimensions 108 x 38 x 78.7 mm (4.25 x 1.5 x 3.1" inch)
• rack and wall mountable using optional accessories
MTBF
• min. 500 000h (according to MIL217F at 25°C)
|
Analog Line Output (mono)
• Transformer isolated, balanced (600 Ω)
• Output level software controllable
• Full scale output voltage: 5.7 dBu, 4.2 VPP, 4.7 dBm @ 600 Ω
• Frequency response 30 Hz .. 18 kHz (-3dB)*
• Dynamic range 88 dB, SNR -88 dB, THD <tba% (-3dBFS)*
Speaker out
• Suggested speaker impedance 8Ω (min.)
• 5 Watt max output power @ 8Ω
• Values @ 8Ω:
• Frequency response 25 Hz .. 12 kHz (-3dB)*,
• Dynamic range tba, SNR tba, THD <1% (-3dBFS)*
RS-232 Interface
• On 9-pin Sub-D connector, male
• 5-wire (Tx,Rx,RTS,CTS)
• 300..230'400 Baud asynchronous, tunneling or local control
Supported Audio formats
• PCM, G.711, G.722, MP3 encode/decode
• AAC+ decode
• PCM 16 bit and 8 bit (uLaw, aLaw) @ 8..48 kHz
Discrete I/O (Contact Closure Input)
• 1 discrete / dry contact input
* depends on used codec, best results @48kHz PCM
|
