MH88500
Description
The Mitel MH88500 Subscriber Line Interface Circuit provides a complete interface between the telephone line and a speech switch requiring only single bidirectional switch per crosspoint. The functions provided by the MH88500 include bidirectional differential to single ended conversion in the speech path, line battery feed, ringing feed and loop and dial pulse detection.
Key Features
- Differential to single ended conversion No transformers required Minimum installation space Off-Hook detection and LED indicator drive Relay drive output Battery and ringing feed to line Logic interface: MUTE, OFHK, RC Mute of incoming audio Dial pulse detection Voltage surge protection MH88500 ISSUE 5 April 1995
