Table of Contents

List of Figures

Figure 1-1: 1705A used to locate satellites and determine maximum signal level

1-2

Figure 1-2: Relationship of a communications satellite to earth

1-9

Figure 1-3: Angle A (the difference at a specific latitude between the angle to the sun

 

and the angle to a satellite)

1-10

Figure 1-4: Sample longitudinal map of the Ku-Band satellites

1-11

Figure 1-5: The western spot beam footprint for one Ku-Band satellite

1-12

Figure 1-6: A computer representation of the 1705A display showing the 12.198 GHz

 

horizontally polarized telemetry beacon on the SATCOM K2 satellite

1-14

Figure 1-7: Transponder assignments for a typical Ku-Band, 16-transponder satellite

 

that employs alternate polarization

1-15

Figure 1-8: Simulation of a 1705A FULL SPAN/DIV display

1-16

Figure 1-9: Up link Video Exciter, Up converter, and High Power Amplifier (HPA) showing

 

how to hook up a 1705A Spectrum Monitor to look at the Video Exciter output

1-17

Figure 1-10: 1705A hooked up to look at either the output of the Video Exciter (70 MHz)

 

or the Receiver Input (L-Band)

1-18

Figure 2-1: 1705A front panel

2-2

Figure 2-2: 1705A rear panel controls and connectors

2-5

Figure 2-3: 1705A display when powered up in L-BAND and FULL SPAN

2-6

Figure 2-4: 1705A graticule scale

2-7

Figure 2-5: Relationship of sweep to graticule showing minimum and maximum frequencies

2-10

Figure 2-6: Frequency relationship to horizontal graticule scale

2-11

Figure 2-7: Center frequency cursor and readout for the L-Band with FULL SPAN/DIV . . .

2-12

Figure 2-8: 1705A CRT with the SCALE turned down

2-13

Figure 2-9: The setting of the HORIZONTAL POSITION control can displace the location

 

of the displayed center frequency

2-13

Figure 2-10: Using the 1705A menus

2-15

Figure 2-11: An example of the readout displayed while satellite frequency is being set . . . .

2-16

Figure 3-1: L-BAND INPUT connector and controls

3-2

Figure 3-2: Dimensions of the 1700F00 plain cabinet

3-3

Figure 3-3: 1700F02 portable cabinet dimensions

3-4

Figure 3-4: Cabinet securing screws

3-5

Figure 3-5: The WFM7F05 side-by-side rack adapter

3-5

Figure 3-6: A WFM7F05 with a blank front panel (1700F06)

3-6

Figure 3-7: WFM7F05 rack mount cabinet with a 1700F06 utility drawer

3-7

vi

1705A Spectrum Monitor

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Image 7
Tektronix instruction manual List of Figures, Simulation of a 1705A Full SPAN/DIV display