Agilent Technologies 37907A Uživatelský manuál stáhnout pdf (Strana 35)

Page 34 of 38

E7573A T1 Link Interface Module

Features:

• Monitor four bidirectional links per LIM (eight receivers)

• GSM sub-rate 32/16/8 kb/s and TRAU support

• Fractional T1 support

Connectors: 4 × dual Bantam connectors.

Line codes: B8ZS or AMI.

Framing: SF (superframe) and ESF (extended superframe

Timestamp accuracy : +/- 15 msec

Level 1 receive alarm indications:

• Loss of signal

• Alarm indication signal

• Bipolar violation

• Loss of frame

• Remote defect indication

• Severely errored frame

Receiver levels

Terminated: Tx level less 20 dB flat loss, less 6 dB cable loss at 0.772 MHz Bridged: Tx level

less 6 dB cable loss at 0.772 MHz

Receiver impedances

Terminated: 100 ohm

Bridged: 1 kohm

Receive clock

tolerance: 1.544 MHz ± 50 ppm

Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com

1 2 ... 30 31 32 33 34 35 36 37 38 39 40

Žádné komentáře

Agilent Technologies 37907A Uživatelský manuál Strana 35