TEL T-48, Руководство по эксплуатации и техническому обслуживанию

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Revision A T-48 90 008 026
iii
Table of Contents (continued)
Chapter Page
Section C- Operating Instructions
2.7 General………………………………………………………………......................... 2-5
2.8 Battery
Operation……………………………………………………………………. 2-5
2.8.1 220
VAC Operation…………………………………………………………... 2-5
2.9 Supplied
Antennas…………………………………………………............................ 2-6
2.9.1 Omni-Directional Antenna……………………………………........................ 2-6
2.9.2 Antenna Coupler (TAP-135)…………………………………………………. 2-7
2.9.3 Direct Connect Coupler (TAP-141)………………………………………….. 2-8
2.10 Initial Start-up Procedure……………………………………………......................... 2-9
2.11 Transponder Test Sequence…………………………………………......................... 2-9
2.11.1 Mode 3A/C Automatic Sequence of Transponder Tests……………………... 2-11
2.11.2 Mode 3A/C Manual Sequence of Transponder Tests…………....................... 2-12
2.11.3 Mode S Automatic Sequence of Transponder Tests…………………………. 2-13
2.11.4 Mode S Manual Sequence of Tests……………………………....................... 2-14
2.12
Pulse Width and Spacing Measurements……………………………………………. 2-20
2.12.1 Pulse Width, Spacing, and Data Pulse Test Example………………………....2-21
III Principles of Operation
3.1 RF Transmitter………………………………………………………………............. 3-1
3.2 RF
Receiver.…………………………………………………………......................... 3-1
3.3
Power, Frequency and Sensitivity Measurements.…………………………………... 3-1
3.4
Diversity……………………………………………………………………………... 3-2
3.5
Microprocessor (Digital PCB)………………………………………………………. 3-2
3.6 Battery Charger and Power Supply………………………………………………….. 3-2
IV General Maintenance and Servicing Instructions
4.1 General……………………………………………………………………….……… 4-1