HP 8568B, Руководство по испытаниям и регулировке работы, Страница: 12 / 313

3-56. 20 MHz Reference Adjustments Setup . . . . . . . .
3-57. Location of 20 MHz Reference Adjustments . . . . .
3-58. Typical Signal at . . . . . . . . . . . . . .
3-59. 249 MHz Phase Lock Oscillator Adjustments Setup . .
3-60. Location of 249 MHz Phase Lock Oscillator Adjustments
3-61. 275 MHz Phase Lock Oscillator Adjustment Setup . . .
3-62. Location of 275 MHz PLO Adjustment
. . . . . . . .
3-63. Second IF Amplifier Adjustments Setup . . . . . . .
3-64. Location of 301.4 MHz BPF and 280 MHz AMPTD
Adjustments . . . . . . . . . . . . . . . . . .
3-65. 301.4 MHz Filter Adjustment Waveform . .
3-66. Minimum Image Response at 258.4 MHz . . . . . . .
3-67. Pilot Second IF Amplifier Adjustments Setup . . . . .
3-68. Location of 269 MHz
Filter Adjustments . .
3-69. 269 MHz Filter Adjustments Waveforms . .
3-70. Frequency Control Adjustments Setup . . . . . . . .
3-71. Location of Frequency Control Adjustments
. . . . .
3-72. Second Converter Adjustments Setup . . . . . . . .
3-73. Location of Second Converter Adjustments . . . . . .
3-74. Typical PILOT
IF (SHIFT . . . . . .
3-75. Typical PILOT IF (SHIFT . . . . . .
3-76. Typical (SHIFT . . . . . . . . . . . . .
3-77. Typical (SHIFT . . . . . . . . . . . . .
3-78. 50 MHz Voltage-Tuned Oscillator Adjustments Setup .
3-79. Location of 50 MHz Adjustments . . . . . . . .
3-80. Slope Compensation Adjustment Setup . . . . . . . .
3-81. Location of
TILT Adjustment . . . . . . . .
3-82. Slope Compensation Adjustment Waveforms . . . . .
3-83. Location of Comb Generator Adjustments . . . . . .
3-84. Comb Teeth Display . . . . . . . . . . . . . . . . .
3-85. Analog-To-Digital Converter Adjustments Setup . . . .
3-86. Location of Analog-To-Digital Converter Adjustments .
3-87. Track and Hold Adjustments Setup
. . . . . . . . .
3-88. Location of Track and Hold Adjustments . . . . . . .
3-89. Digital Storage Display Adjustments Setup
. . . . . .
3-90. Location of Digital Storage Display Adjustments . . .
3-91. Sample and Hold Balance Adjustment Waveforms . . .
3-92. Waveform Before Adjustment . . . . . . . . . . . .
3-93. Low-Noise DC Supply . . . . . . . . . . . . . . . .
3-94. Crystal Filter Bypass Network Configurations . . . . .
Resolution Bandwidth Measurement . . . . . . . . .
4-2. Impulse Bandwidth Test Setup . . . . . . . . . . . .
4-3. 6
Resolution Bandwidth Measurement . . . . . .
4-4. 60 Bandwidth Measurement . . . . . . . . . . .
4-5. 60 Bandwidth Measurement . . . . . . . . . . .
4-6. Bandwidth Switching Uncertainty Measurement . . .
4-7. Location of Bandwidth Adjustments . . . . . . . . .
4-8. Location of Bandwidth Adjustments . . . . . . . . .
5.1. Option 857 Amplitude Fidelity Test Setup
. . . . . .
RF Section, Top View . . . . . . . . . . . . . . . .
6-2. RF Section, Front View . . . . . . . . . . . . . . .
6-3. RF Section, Bottom View . . . . . . . . . . . . . .
6-4. IF Section, Top View (SN
and Below) . . . . .
6-5. IF Section, Top View (SN and Above) . . . . .
6-6. IF Section, Front View . . . . . . . . . . . . . . .
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