HP 10811A Operating & Service Manual page 7

Model 10811A/B
LIST OF TABLES
Table 1-1. Specifications Table .............................................................................................................. 3
Table 1-2. Recommended Test Equipment ........................................................................................... 5
Table 2-1. Input Voltages/Voltage Coefficients ...................................................................................... 6
Table 3-1. Accuracy vs Adjustment...................................................................................................... 14
Table 4-1. Operational Verification Descriptions .................................................................................. 17
Table 4-2. Operation Verification Procedure ........................................................................................ 18
Table 4-3. 5316A Program Codes ........................................................................................................ 22
Table 4-4. Operational Verification Record .......................................................................................... 24
Table 6-1. Replaceable Parts ............................................................................................................... 32
Table 6-1. Replaceable Parts (Continued) ........................................................................................... 34
Table 6-2. Manufacturers Code List ..................................................................................................... 35
Table 8-1. Temperature Set Resistor List. ............................................................................................ 54
Table 8-2. Oven Controller Troubleshooting Tree................................................................................ 57
Table 8-3. Oven Circuit Voltages·......................................................................................................... 61
Table 8-4. Oscillator Section Normal Voltages (see Notes 1, 2, 3) ...................................................... 61
LIST OF FIGURES
Figure 1-1. 10811A and 108118 Oscillators ........................................................................................... 1
Figure 2-1. Single Source Regulated Power Supply.............................................................................. 7
Figure 2-3. 10811A Supply and Output Connections ............................................................................ 8
Figure 2-4. 10811B Supply and Output Connections ............................................................................ 9
Figure 2-5. Mechanical Mounting Dimensions..................................................................................... 10
Figure 3-1. Oscillator Adjustment Set-Up............................................................................................. 13
Figure 4-1. BASIC Program .................................................................................................................. 21
Figure 4-2. HPL Program...................................................................................................................... 21
Figure 5-1. Oscillator Adjustment Setup .............................................................................................. 26
Figure 5-2. 10811A Amplitude Adjustment Set-up............................................................................... 27
Figure 5-3. 108118 Amplitude Adj Set-up ............................................................................................ 28
Figure 8-1. Schematic Diagram Notes ................................................................................................. 40
Figure 8-2. 10811A/B Overall Block Diagram....................................................................................... 41
Figure 8-3A. Basic Colpitts- Type Oscillator......................................................................................... 42
Figure 8-3B. Main Oscillator Schematic Design................................................................................... 42
Figure 8-4. Mode Suppression............................................................................................................. 43
Figure 8-5. Frequency Tuning Circuit................................................................................................... 43
Figure 8-6. EFC .................................................................................................................................... 44
Figure 8-7. Automatic Gain Control (AGC)........................................................................................... 44
Figure 8-8. Output Amplifiers ............................................................................................................... 45
Figure 8-9. Voltage References ............................................................................................................ 46
Figure 8-10. Oven Control Circuits....................................................................................................... 47
Figure 8-11. Turn-on Current Limit Circuit............................................................................................ 48
Figure 8-12. Heater Transistor Balance Circuit. ................................................................................... 48
Figure 8-13. 10811A/B Special Test Connector ................................................................................... 52
Figure 8-14. Oven Controller Block Diagram ....................................................................................... 55
Figure 8-15. Oven Controller Schematic Diagram ............................................................................... 64