TM 11-6625-2837-14&P-7 TECHNICAL MANUAL OPERATOR'S ...

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Section 4 TM 11-6625-2837-14&P-7 4-15. HARMONIC SIGNALS (Cont’d) PERFORMANCE TESTS 6. Repeat steps 1 through 5 at the other frequencies listed. Record the levels. Second Third 1000 MHz>-25 dB down ______ ______ 500 MHz>25 dB down ______ ______ 100 MHz>25 dB down ______ ______ 10 MHz >25 dB down ______ ______ 7. Set the system center frequency to 100 MHz; set the RF Section OUTPUT RANGE switch to 0 dBm and the VERNIER control for a front panel meter reading of +3 dB. Record the harmonic levels. 4-16 PULSE MODULATION RISETIME SPECIFICATION: 50 nanoseconds. Second Third 100 MHz >-30 dB down ______ ______ DESCRIPTION: The external pulse generator output is coupled to the RF Section plug-in through the Model 86631B Auxiliary Section. The pulse modulated signal is detected and the rise time measured with an oscilloscope. 4-17
Section 4 TM 11-6625-2837-14&P-7 4-16. PULSE MODULATION RISETIME (Cont’d) EQUIPMENT: PERFORMANCE TESTS Figure 4-5. Pulse Modulation Risetime Test Setup Pulse Generator...................................................... HP 8013A Oscilloscope............................................................ HP 180C/1801A/1821A Crystal Detector ...................................................... HP 423A Termination, 50Ω Feedthru..................................... HP 11048C Band Pass Filter...................................................... HP 8430A PROCEDURE: 1. Set System center frequency to 1200 MHz. 2. Set the RF Section OUTPUT RANGE switch and VERNIER control for an output of +10 dBm. 3. Set the Auxiliary Section external modulation switch to pulse; set pulse level control full cw. 4. Adjust pulse generator output for -10 Vpk (into 50Q) with risetime
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Section 6 6-1. INTRODUCTION 6-2. Th
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Section 6 Table 6-1. Reference Desi
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Section 6 Reference Designation HP
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TM 11-6625-2837-14 & P-7 Section 6
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TABLE 6-4 (continued) PART NUMBER
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Section 7 7-1. INTRODUCTION 7-2. Th
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Section 7 TM 11-6625-2837-14 & P-7
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CHANGE B (Cont’d) 15. Adjust A16R
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Section 7 TM 11-6625-2837-14 & P-7
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Section 7 TM 11-6625-2837-14 & P-7
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Section 7 TM 11-6625-2837-14 & P-7
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Section 8 TM 11-6625-2837-14 & P-7
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Section 8 TM11-6625-2837-14 & P-7 8
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Section 8 TM 11-6625-2737-14 & P-7
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Section 8 TM 11-6625-2837-14 & P-7
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Section 8 TM 11-6625-2RI7-14 & P-7
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Section 8 TM 11-6625-2837-14 & P-7
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Section 8 TM 11-6625-2837-14-P-7 SE
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Section 8 TM 11-6625-2837-14 & P-7
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Section 8 TM 11-6625-2837-14 & P-7
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Figure 8-6. System Troubleshooting
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SERVICE SHEET 2 (Cont’d) in the d
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Section 8 TM 11-6625-2837-14 & P-7
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Figure 8-8. Main Troubleshooting Bl
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Section 8 TM 11-6625-2837-14 & P-7
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SERVICE SHEET 4 TM 11-6625-2837-14
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Figure 8-10. A7 Mixer Assembly’s
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SERVICE SHEET 5 TM 11-6625-2837-14
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SERVICE SHEET 5 (Cont’d) 1 kHz so
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Figure 8-14. Phase Modulation Secti
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Section 8 TM 11-6625-2837-14 & P-7
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Figure 8-16. Amplifier/Detector Sec
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SERVICE SHEET 7 (Cont’d) a 10 dB
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Section 8 TM 11-6625-2837-14 & P-7
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Section 8 TM 11-6625-2837-14 & P-7
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Figure 8-22. Attenuator Section Sch
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SERVICE SHEET 9 (Cont’d) TM 11-66
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Figure 8-23. A11 Logic Assembly Com
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Section 8 TM 11-6625-2837-14 & P-7
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Section 8 TM 11-6625-2837-14 & P-7
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TM 11-6625-2837-14 & P-7 SECTION IX
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Section IX TM 11-6625-2837-14 & P-7
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Section IX TM 11-6625-2837-14 & P-7
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D-1. General APPENDIX B MAINTENANCE
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Allocation Chart. Subcolumns of col
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SECTION III TOOL AND TEST EQUIPMENT
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PIN: 049778-000
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