Theory of Operation
2715 Spectrum Analyzer Service Manual 3-91
Power Supply (Display)
The Display system consists of the following:
HCRT Bias
HVerticalDisplay circuit
HHorizontal Display circuit
HZ Axis circuit
Figure 3-- 29 is a block diagramof the Display Amplifier.
CRTINTS−
VIDZ
VIDVERT
DSHOR
SWP
DSVER
LOGVIDEO
Log
Amplifier
Display
Storage
Sweep
Partof Power Supply Board
To Z Axis
Front
Panel
To Verti cal
DeflectionPlates
ToHorizontal
DeflectionPlates
Figure 3- 29: DisplayAm plifiersBlock Diagram