HP 8568B Performance Tests And Adjustments Manual page 119

Spectrum analyzer
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Reference
Adjustment
Name
Designator
ZHF GAIN
INT GAIN
FOCUS COMP
T/B FOC
T/B CTR
R/L FOC
R/L CTR
ORTHO
INTENSITY
LIMIT
ASTIG
FOCUS LIMIT
X POSN
X GAIN
XHF GAIN
Y POSN
Y GAIN
YHF GAIN
+ 15 ADJ
HV ADJUST
For Serial Prefix 3001A and below, see back of table for
Adjustment
Number
3
Adjusts rise and fall times of Z axis amplifier pulse.
3
Adjusts rise and fall times of Z axis amplifier pulse.
Sets adjustment range of front-panel INTENSITY
3
control.
3
Corrects focus for beam intensity.
Magnitude of top/bottom focus correction.
Centering of top/bottom focus correction.
Magnitude of right/left focus correction.
Centering of right/left focus correction.
3
Sets orthogonality of CRT.
3
Adjusts spot size.
Sets adjustment range of front-panel INTENSITY
3
control.
Adjusts astigmatism of CRT.
3
Coarse adjusts CRT focus.
3
3
Adjusts rise and fall times of X deflection amplifier
pulse.
Adjusts rise and fall times of X deflection amplifier
3
pulse.
3
Adjusts horizontal position of trace.
Adjusts horizontal gain of trace.
Adjusts rise and fall times or X deflection amplifier
3
pulse.
3
Adjusts rise and fall times of Y deflection amplifier
pulse.
3
Adjusts rise and fall times of Y deflection amplifier
pulse.
Adjusts vertical position of trace.
Adjusts vertical gain of trace.
Adjusts rise and fall times of Y deflection amplifier
pulse.
1
Adjusts + 15 V de supply voltage.
2
Adjusts CRT high voltage.
Adjustment Function
Adjustments 3-5

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