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To Study The Features & Working Of An EPABX For Electrical Lab Training

CAT NO: DIDACTICNLE-Export-095001

To Study The Features & Working Of An EPABX For Electrical Lab Training Description and Tender Specification:

To Study The Features and Working Of An EPABX For Electrical Lab Training.
To Study The Features & Working Of An EPABX  Based on 89C51 CPU  1 trunk line & 4 extension lines.  IBM PC compatible keyboard for using commands  20 x 2 LCD Display  Complete circuitry of EPABX is on board  Works in 2 Modes : - Trainer Mode - EPABX Mode Explanation, observation, Alignment and adjustment of internal & external controls would be possible  Facility to write programs for different section in RAM  Programs written by user would be executable  Standard EPABX specification.  70dbm Cross Talk Attenuator  Three telephone Instruments  Following Experiments can be performed on the trainer :  - Redial - Extension to Extension Call - Paging - To hold a line - Call consult - Call parking - Call forwarding busy - Talk trunk to extension - Call pickup - Call transfer - Auto call back - Locking/Unlocking etc.

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