SECTION I
GENERAL INFORMATION
1.1.
Introduction
1.1.1.
Scope And Purpose
This technical manual contains the infor-
mation necessary to install and maintain the
GATES Series™ AM Transmitters. The
various sections of this technical manual
provide the following types of information.
Section I, General Information, pro-
vides introduction to technical man-
ual contents.
Section II, Installation/operation, pro-
vides detailed installation and opera-
tion procedures.
Section III, Maintenance, provides
preventive and corrective mainte-
nance as well as tuning procedures
(alignment procedures).
Section IV, Troubleshooting, pro-
vides a listing of the protection de-
vices in the transmitter as well as
troubleshooting procedures.
Section V, Transmitter Overall, pro-
vides theory of operation of the vari-
ous sections of the transmitter not
covered in later sections.
Section VI, Parts List, provides parts
list for the transmitter.
The following sections provide principles
of operation, maintenance information,
troubleshooting, and parts lists for boards in
GATES Series™ transmitter:
Section A, Oscillator
Section B, IPA
Section C, Power Amplifier
Section D, Output Network
Section E, Output Monitor
Section F, PDM Generator
Section G, PDM Amplifier/Pull-Up
Section H, PDM Filter
Section J, Controller
Section K, Interface Board
Appendix L, Test Equipment, pro-
vides a list of the test equipment pro-
vided and recommended to perform
maintenance on the transmitter.
1.2.
Specifications
Table 1-1, 1-2, and 1-3 list the specifica-
tions of the GATES Series™ transmitters.
NOTE
Specifications subject to change without
notice.
Rev. T: Jan. 1996
888-2314-001
1-1
WARNING: Disconnect primary power prior to servicing.
Содержание Gates Five 994 9204 002
Страница 4: ......
Страница 6: ...iv 888 2314 001 Rev X WARNING Disconnect primary power prior to servicing...
Страница 8: ...vi 888 2314 001 Rev X WARNING Disconnect primary power prior to servicing...
Страница 28: ...2 12 888 2314 001 Rev AC 2 29 00 WARNING Disconnect primary power prior to servicing...
Страница 40: ...Figure 5 1 PDM Flow Diagram 5 2 888 2314 001 Rev T Jan 1996 WARNING Disconnect primary power prior to servicing...
Страница 42: ...Figure 5 2 PDM Loop 5 4 888 2314 001 Rev T Jan 1996 WARNING Disconnect primary power prior to servicing...
Страница 43: ...Figure 5 3 RF Flow Rev T Jan 1996 888 2314 001 5 5 WARNING Disconnect primary power prior to servicing...
Страница 76: ...C 6 888 2314 001 Rev AE 03 05 2002 WARNING Disconnect primary power prior to servicing...
Страница 82: ...E 4 888 2314 001 Rev AE 03 05 2002 WARNING Disconnect primary power prior to servicing...
Страница 88: ...F 6 888 2314 001 Rev AE 03 05 2002 WARNING Disconnect primary power prior to servicing...
Страница 96: ...H 2 888 2314 001 Rev AA 8 18 1999 WARNING Disconnect primary power prior to servicing...
Страница 104: ...K 2 888 2314 001 Rev AE 03 05 2002 WARNING Disconnect primary power prior to servicing...
Страница 105: ...Figure K 1 Interface Board Rev AE 03 05 2002 888 2314 001 K 3 WARNING Disconnect primary power prior to servicing...
Страница 108: ...L 2 888 2314 001 WARNING Disconnect primary power prior to servicing...
