Adjust Attenuator Compensation-Horizontal - Tektronix 503 Instruction Manual

Calibration— Type 503
Fig. 6 -1 9 . T a il sotup for H o rlio n la l A m p lifie r attenua tor com pensation adjustments.
Control Setting*:
TRIGGER
SLOPE
COUPLING
SOURCE
LEVEL
SWEEP TIME/CM
VARIABLE
HORIZONTAL DISPLAY
VERTICAL
SENSITIVITY
VARIABLE
+ INPUT
-IN P U T
HORIZONTAL
SENSITIVITY
VARIABLE
- f INPUT
-IN P U T
30. Adjust Attenuator Compensation—
Horizontal
a. Test setup is shown in Fig. 6-19.
b. Connect a short jumper lead between R144 and the
— 100 V supply, as shown in Fig. 6-20.
c. Connect a 10X probe from the VERTICAL + INPUT
connector to pin 8 of V I60, as shown in Fig. 6-20.
6 - 1 8
+
AC
EXT.
FREE RUN
2 mSEC
CALIBRATED
HORIZ. AMPLIFIER
(SWEEP DISABLED)
1 VOLTS/CM
CALIBRATED
DC
G N D
.2 VOLTS/CM
CALIBRATED
DC
GND
O
d. Conned a I-kHz square-wave signal from the square-
wave generator through a 50-ohm termination, a 50-ohm
cablo, a UHF T connector, and a 47-pF Input Time-constant
Normalizer to tho HORIZONTAL
the order given.
Fig. 6 -2 0 . M ethod o f o b ta in in g saw tooth w aveform fo r H o riio n ta l
A m p lifie r attenua tor adjustments.
- f INPUT connector, in
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