The Dual 4W ETO was designed for use in the Total Access 1500 Chassis.
The Dual 4W ETO provides two individual voice grade 4-wire analog interfaces between a VF transmission facility and the Total Access 1500 backplane.
No signaling is generated by the Dual 4W ETO, but in-band signaling tones sent as part of the data stream will be transmitted by the circuit.
Extended operating temperature range from ?40?C to +65?C
TLP transmit input and receive output range that is adjustable in 0.1 dBm increments
Support for equalizer prescription settings as defined in AT&T 855-351-105 (309B)
Support for 150, 600 and 1200 ohms input/output termination impedance
Support for loaded and nonloaded cable types
Supports Sealing Current Modes: None, Sink, or Source
Provisioning can be done via the ADMIN port on the SCU, or remotely via Telnet or SNMP
Digital Loopback and 1004 Hz Digital Reference
Signal (DRS) Tone Tests