Tableof C ontents
2715 Spectrum Analyzer Service Manual iii
List of Figures
Figure 1-1: Typical Accuracy Limits for C arrier-to-Noise
Measurement 1-7..........................................
Figure 1-2: Typical Accuracy Limits for C TB Measurement 1-7......
Figure 1-3: TypicalAccuracy Limits for Nongated CSO
Measurement 1-8..........................................
Figure 1-4: Typical Accuracy Limits for G ated CSO
Measurement 1-8..........................................
Figure 1-5: Typical ACL Measurement Limi ts for 2 dB Accuracy 1-9..
Figure 1-6: Typical D/U Measurement Range Limits for
2 dB Accuracy 1-9.........................................
Figure 1-7: TypicalDigital Signal CSO Measurement Range Limit
for 2 dB Accuracy 1-10......................................
Figure 1-8: TypicalDigital Signal CTB Measurement Range
Limit for 2 dB Accuracy 1-10.................................
Figure 2-1: 2715 Front Panel Keys 2-5............................
Figure 3-1: Main Block Diagram 3-2.............................
Figure 3-2: Display System Diagram 3-8..........................
Figure 3-3:Attenuator and 1st Converter Diagram 3-10..............
Figure3-4: Equivalent Circuit forthe Bandpass (4 Cavity)
Filter 3-11.................................................
Figure 3-5: Block Diagram of RF Mother Board 3-12................
Figure 3-6: 1st LO Interface and 1st LO Diagram 3-14...............
Figure 3-7: 1st LO Buffer Amplifier Diagram 3-15..................
Figure 3-8: ReferenceOscillator Diagram 3-17......................
Figure 3-9: Crystal Heateran d 15 V Regulation Circuit 3-18..........
Figure 3-10: Oscillator AC Equivalent 3-19........................
Figure 3-11:Oscillator DC Equivalent 3-20........................
Figure 3-12: Phase Lock Center Frequency Control
Configurationfor Wide Spans (Unlocked,Sweep Main Coil) 3-28..
Figure 3-13: Phase Lock Center Frequency Control Configuration
for ModerateSpans (Unlocked, Sweep FM Coil) 3-29.............
Figure 3-14: Phase Lock Center Frequency Control Configuration
for NarrowSpans (Locked, Sweep VCO) 3-30...................
Figure 3-15: VariableResolution Module Diagram 3-34..............
Figure 3-16: RF Options Diagram 3-36............................