Motorola ASTRO XTS 5000 - General Radio Operation; Notations Used in This Manual; Radio On and Off; Zones and Channels

viii List of Figures
November 16, 2006 6881094C31-E
Figure 8-21. NLD8910H VHF Antenna Switch and Harmonic Filter Circuits...........................................8-33
Figure 8-22. NLD8910H VHF Receiver Front End Circuit.......................................................................8-34
Figure 8-23. NLD8910H VHF Receiver Amplifier and Filter Circuit.........................................................8-35
Figure 8-24. NLD8910H VHF Mixer and IF Filter Circuits .......................................................................8-36
Figure 8-25. NLD8910H VHF Receiver Back End Circuit .......................................................................8-37
Figure 8-26. NLD8910H VHF Transmitter and Automatic Level Control Circuits ...................................8-38
Figure 8-27. NLD8910H VHF Frequency Generation Unit (Synthesizer) Circuit.....................................8-39
Figure 8-28. NLD8910H VHF Frequency Generation Unit (VCO) Circuit................................................8-40
Figure 8-29. NLD8910H VHF Transceiver (RF) Board Layout—Side 1..................................................8-41
Figure 8-30. NLD8910H VHF Transceiver (RF) Board Layout—Side 2..................................................8-42
Figure 8-31. NLE4272H UHF Range 1 Transceiver (RF) Board Overall Circuit Schematic....................8-48
Figure 8-32. NLE4272H UHF Range 1 Antenna Switch and Harmonic Filter Circuits ............................8-49
Figure 8-33. NLE4272H UHF Range 1 Receiver Front End (RX_FE) Circuit .........................................8-50
Figure 8-34. NLE4272H UHF Range 1 Receiver Back End (RX_BE) Circuit..........................................8-51
Figure 8-35. NLE4272H UHF Range 1 Transmitter Power Amplifier and Automatic
Level Control (TX_ALC) Circuit...........................................................................................8-52
Figure 8-36. NLE4272H UHF Range 1 Frequency Generation Unit (Synthesizer) Circuit......................8-53
Figure 8-37. NLE4272H UHF Range 1 Frequency Generation Unit (VCO) Circuit.................................8-54
Figure 8-38. NLE4272H UHF Range 1 Transceiver (RF) Board Layout—Side 1 ...................................8-55
Figure 8-39. NLE4272H UHF Range 1 Transceiver (RF) Board Layout—Side 2 ...................................8-56
Figure 8-40. NLE4278D UHF Range 1 Transceiver (RF) Board Overall Circuit Schematic....................8-63
Figure 8-41. NLE4278D UHF Range 1 Antenna Switch and Harmonic Filter Circuits ............................8-64
Figure 8-42. NLE4278D UHF Range 1 Receiver Front End Circuit ........................................................8-65
Figure 8-43. NLE4278D UHF Range 1 Receiver Back End Circuit.........................................................8-66
Figure 8-44. NLE4278D UHF Range 1 Transmitter Power Amplifier and Automatic
Level Control Circuit............................................................................................................8-67
Figure 8-45. NLE4278D UHF Range 1 Frequency Unit (Synthesizer) Circuit.........................................8-68
Figure 8-46. NLE4278D UHF Range 1 Frequency Generation Unit (VCO) Circuit.................................8-69
Figure 8-47. NLE4278D UHF Range 1 Transceiver (RF) Board Layout—Side 1 ...................................8-70
Figure 8-48. NLE4278D UHF Range 1 Transceiver (RF) Board Layout—Side 2 ...................................8-71
Figure 8-49. NLE4273F UHF Range 2 Transceiver (RF) Board Overall Circuit Schematic....................8-77
Figure 8-50. NLE4273F UHF Range 2 D/C Power Circuit Schematic.....................................................8-78
Figure 8-51. NLE4273F UHF Range 2 Antenna Switch and Harmonic Filter Circuit Schematic.............8-79
Figure 8-52. NLE4273F UHF Range 2 Receiver Front End Circuit Schematic.......................................8-80
Figure 8-53. NLE4273F UHF Range 2 Receiver Back End Circuit Schematic .......................................8-81
Figure 8-54. NLE4273F UHF Range 2 Receiver Amplifier and Filter Circuit Schematic.........................8-82
Figure 8-55. NLE4273F UHF Range 2 Mixer and IF FIlter Circuit Schematic.........................................8-83
Figure 8-56. NLE4273F UHF Range 2 Transmitter Power Amplifier and Automatic Level
Control Circuit Schematic ...................................................................................................8-84
Figure 8-57. NLE4273F UHF Range 2 Frequency Generation Unit (Synthesizer) Circuit Schematic.....8-85
Figure 8-58. NLE4273F UHF Range 2 Frequency Generation Unit (VCO) Circuit Schematic................8-86
Figure 8-59. NLE4273F UHF Range 2 Transceiver Board Layout (Side 1) Schematic ..........................8-87
Figure 8-60. NLE4273F UHF Range 2 Transceiver (RF) Board Layout (Side 2) Schematic ..................8-88
Figure 8-61. NTN9564B VOCON Board Overall Schematic—1 of 2.......................................................8-95
Figure 8-62. NTN9564B VOCON Board Overall Schematic—2 of 2.......................................................8-96
Figure 8-63. NTN9564B VOCON Universal Connector Circuit ...............................................................8-97
Figure 8-64. NTN9564B VOCON Flipper Circuit.....................................................................................8-98
Figure 8-65. NTN9564B VOCON Controller and Memory Circuits—1 of 2.............................................8-99
Figure 8-66. NTN9564B VOCON Controller and Memory Circuits—2 of 2...........................................8-100
Figure 8-67. NTN9564B VOCON Audio and DC Circuits......................................................................8-101
Figure 8-68. NTN9564B VOCON Board Layout—Side 1......................................................................8-102
Figure 8-69. NTN9564B VOCON Board Layout—Side 2......................................................................8-103
Figure 8-70. NTN9564C VOCON Board Overall Schematic—1 of 2.....................................................8-109
Figure 8-71. NTN9564C VOCON Board Overall Schematic—2 of 2.....................................................8-110