Chasis specifications

• 2x16 LCD with yellow/blue backlight for information and diagnostics
• 1U rack-mountable in 19" and ETSI racks
• Dimensions: 440 x 290 x 45 mm
• Weight: ~2 kilograms

Power specifications

• Power supply voltage: 220/110V AC / 48V DC
• Power consumption: 20W
• Peak power consumption: 40W

Ethernet specifications

• Integrated IEEE 802.3 MAC and 10 BASE-T port
• Fully compatible with 100/1000 BASE-T networks
• Full/Half duplex with auto-negotiation
• Automatic polarity detection and correction
• Automatic retransmission on collision

Console specifications

• RS232 port compatible with VT100 console
• Connector: RJ45 (EIA/TIA - 561)
• Rate: 115200 baud asynchronous
• Protocol: 8N1 (8 Bit, No Parity, 1 Stop Bit)
• Hardware flow control: no
• Software flow control: no

FXS module specifications

• 4 ports on module
• Auto calibration if needed
• Force calibration on demand
• Bandwidth: 300Hz - 3400Hz
• Loop current limit: 20mA
• Battery voltage: -48V DC
• Ring voltage: 48V AC
• Ring offset: 7V DC
• Ring frequency: 25Hz sine wave, 48V AC (peak to peak) (for TRB21 countries list - according to the specifications and telecom specs)
• Transmit gain control: -12dB to +3dB, step 1dB; reset/reccomended value 0dB
• Receive gain control: -12dB to +3dB, step 1dB; reset/reccomended value -6dB

FXO module specifications

• 4 ports on module
• Auto calibration
• Bandwidth: 300Hz - 3400Hz
• Transmit gain control: -12dB to +3dB, step 1dB; reset/reccomended value 0dB
• Receive gain control: -12dB to +3dB, step 1dB; reset/reccomended value -6dB
• Line parameters, Ring frequency, Voltage, Timings - according to the telecom specs in the selected country

TDMoE specifications

• 4-32 channels
• Encoding: A-Law/u-Law
• Signaling: Loopstart / Koolstart
• Automatic failover
• Clock synchro: master or slave