Multi-tech-systems MT202TD 1200 Instrukcja Użytkownika Pobierz pdf (Strona 6)

MT202TD User Guide

Technical Specifications

Your MT202TD modem meets the specifications listed below:

Model Number MT202TD

Data Rate 0–1200 bps

Compatibility Western Electric 202 and 202T

Data Sets, 202C, 202D, 202E,

202R models

Mode of Operation 2-wire half duplex or 4-wire full

duplex

Line Requirements 2- or 4-wire leased line

unconditioned

Modulation Frequency Shift Keyed (FSK)

Carrier Frequencies Mark:1200Hz; Space: 2200Hz;

Soft Carrier: 900Hz

Transmit Level -0 dBm Adjustable to -9 dBm via

Dip switch

Frequency Stability ±0.01% (crystal controlled)

Receiver Sensitivity -40 dBm under worst case

conditions

Timing Request to Send/ Clear to Send:

180 ms

Carrier Detect:

Turn on 30 ms

Turn off 10 ms

Receiver Squelch:

Default 156 ms

Soft Carrier:

Default 25 ms

Minimum 10 ms

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Multi-tech-systems MT202TD 1200 Instrukcja Użytkownika Strona 6