List of Figures xiii
6815854H01-A June 15, 2005
List of Figures
Figure 2-1. VIP Dash-Mount Configuration..............................................................................................2-4
Figure 3-1. XTL 1500 Control Head Board Sections — Side 1................................................................3-1
Figure 3-2. XTL 1500 Control Head Board Sections — Side 2................................................................3-2
Figure 3-3. Control Head Controller Block ...............................................................................................3-3
Figure 3-4. Control Head Power Distribution ...........................................................................................3-4
Figure 3-5. GCAI Block Diagram .............................................................................................................3-7
Figure 3-6. XTL 1500 Main Board Sections (VHF Mid Power)—Side 1 ..................................................3-9
Figure 3-7. XTL 1500 Main Board Sections (VHF Mid Power)—Side 2 ................................................3-10
Figure 3-8. XTL 1500 Main Board Sections (UHF Range 1 Mid Power and UHF Range 2)—Side 1.... 3-11
Figure 3-9. XTL 1500 Main Board Sections (UHF Range 1 Mid Power and UHF Range 2)—Side 2....3-12
Figure 3-10. XTL 1500 Main Board Sections (700–800 MHz)—Side 1 ...................................................3-13
Figure 3-11. XTL 1500 Main Board Sections (700–800 MHz)—Side 2 ...................................................3-14
Figure 3-12. DC Voltage Routing Block Diagram (UHF Range 1 and UHF Range 2) .............................3-15
Figure 3-13. DC Voltage Routing Block Diagram (VHF and 700–800 MHz)............................................3-16
Figure 3-14. Receiver Block Diagram (VHF) ...........................................................................................3-17
Figure 3-15. Receiver Front-End and Back-End (UHF Range 1) ............................................................3-18
Figure 3-16. Receiver Front-End and Back-End (UHF Range 2) ............................................................3-20
Figure 3-17. Receiver Front-End and Back-End (700–800 MHz) ............................................................3-22
Figure 3-18. ABACUS III (AD9874) IC Functional Block Diagram from Data Sheet (VHF) .....................3-24
Figure 3-19. ABACUS III (AD9874) IC Functional Block Diagram from Data Sheet (UHF Range 1) ......3-25
Figure 3-20. ABACUS III (AD9874) IC Functional Block Diagram from Data Sheet (UHF Range 2) ......3-27
Figure 3-21. ABACUS III (AD9874) IC Functional Block Diagram from Data Sheet (700–800 MHz)......3-28
Figure 3-22. 50-Watt RF Power Amplifier (RFPA) Gain Stages (VHF) ....................................................3-29
Figure 3-23. Output Network Components (VHF)....................................................................................3-30
Figure 3-24. Power Control Components (VHF)......................................................................................3-32
Figure 3-25. 40-Watt RF Power Amplifier (RFPA) Gain Stages (UHF Range 1) .....................................3-33
Figure 3-26. Output Network Components (UHF Range 1).....................................................................3-34
Figure 3-27. Power Control Components (UHF Range 1) .......................................................................3-36
Figure 3-28. 45-Watt RF Power Amplifier (RFPA) Gain Stages (UHF Range 2) .....................................3-37
Figure 3-29. Output Network Components (UHF Range 2).....................................................................3-38
Figure 3-30. Power Control Components (UHF Range 2) .......................................................................3-40
Figure 3-31. 35-Watt RF Power Amplifier (RFPA) Gain Stages (700–800 MHz) .....................................3-41
Figure 3-32. Output Network Components (700–800 MHz) ....................................................................3-42
Figure 3-33. Power Control Components (700–800 MHz).......................................................................3-44
Figure 3-34. Frequency Generation Unit Block Diagram (VHF) ..............................................................3-46
Figure 3-35. Waveform Representation During Programming of the LV Frac-N IC (VHF) ......................3-47
Figure 3-36. Frequency Generation Unit Block Diagram (UHF Range 1)................................................3-50
Figure 3-37. Waveform Representation During Programming of the LV Frac-N IC (UHF Range 1)........3-51
Figure 3-38. Frequency Generation Unit Block Diagram (UHF Range 2)................................................3-54
Figure 3-39. Waveform Representation During Programming of the LV Frac-N IC (UHF Range 2)........3-55
Figure 3-40. Frequency Generation Unit Block Diagram (700–800 MHz) ...............................................3-58
Figure 3-41. Waveform Representation During Programming of the LV Frac-N IC .................................3-59
Figure 3-42. XTL 1500 Controller Section ...............................................................................................3-63
Figure 3-43. XTL 1500 Daughtercard Module .........................................................................................3-64
Figure 3-44. B+ Routing for Controller Section........................................................................................3-65
Figure 3-45. Power-On Reset Circuit.......................................................................................................3-67
Figure 3-46. Patriot IC (U100) UART Configuration ................................................................................3-69
Figure 3-47. Serial Peripheral Interface (SPI) Block Diagram .................................................................3-71
Figure 3-48. XTL 1500 RX Signal Path....................................................................................................3-72
Figure 3-49. XTL 1500 TX Signal Path ....................................................................................................3-74
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