Pcm/Tdm Telephony Trainer Manufacturer,Supplier and Exporter in China
Product Code : EL-TLE-15532
- This module should have the theoretical study, supported by exercises. concerning telephony using multiplex with PCM-TDM coding It is equipped with all the functions of a telephone exchange used in a communication system 041 PSTN line
- Basics of telephony: Telephone and power. (Pulse/DTMF) dialing and communication Signals.
- User interface (SLIC): -El (Battery powered): telephone Set powered by the exchange. - O (Oven/014We PftateCtiOn). protection against over voltages from the line R (Ringing) 0:introl of ringing current - S (Supervision). detection Cl Off-hook handset and of mu m-freguency dialing pulses or tones - H (Hybrid) conversion from 2 to 4 wires and vice versa - T (Testing) level 01 signalsrharaclenstias Of line
- CODEC: channel Her 3110-340010 in transmission and reception - 64 kb/5 PCM encoding/decoding transmission and reception Time Slot assignment and frame insertion at 2041$ Hips (standard E I) Simultaneous communication of more users - analogue multiplex EDF! - digital multiplex PCM-T1311.1 - Digital switched matrix - CEPT interface and tlei83 coding Line interface Line signal conversion' unipolar-bipolat - I iming and exchange tones - Data transmission on switched line via 2 modules mod
- Operating modes - TOM E I Mime generabon — 32 PCM Channels -Digital exchange switching On line with FIDB3 Ceding Line simulator Assessment of service quality - Bidirectional link via 2 nxxitries mod - External loop on coaxial lint
- 4 User jacks for the connection of max 4 use N for PSTN Networks. Induding SI IC, COOEC. (Nodal Smith and I roe Interface
- Display of transmission and reception time slots and frames - Arunciai line simulator with controls of attenuation and noise generator - PC - interfaCeat)le control microprocessor. - Synchronization system for displaying time skits on oscilloscope LEDs of state indication Signaling Clock Loss. HER. Frame Sync. Multi-Frame SynC - Incoming calls - switch Hook detection -1.)11.11- binary code and Line signaling
- I interface for connection with supervision PC - I supervision software rot programming exchange operating parameters' it must be installed in I PC
- Power Supply Unit : 12 VdC - 0.5 A 24 Vac - 0.1 A
- Personal Computer With Operating system window latest version -Intel Core - Window 10 - AGB RAM - tilt HDD - Intel HD Graptucs 520 20- monitor