TB 9-6625-2240-35
(29) Press VERT MODE CH1 pushbutton (in), and set X10 MAG pushbutton (out).
(30) Connect CH1 through 50Ω feedthrough termination to oscilloscope calibrator
CHAN 1.
(31) Press oscilloscope calibrator LEVEL SINE pushbutton to illuminate green
LED.
(32) Set TI VOLTS/DIV, TIME/DIV settings and oscilloscope calibrator LEVEL
(33) Rotate oscilloscope calibrator knob below EDIT FIELD pushbutton to adjust
amplitude for 6 divisions of vertical deflection on TI.
Oscilloscope calibrator
Test instrument
LEVEL SINE
Test instrument
amplitude limits
output settings
switch settings
(divisions)
VOLTS/DIV
TIME/DIV Amplitude
(≥)
5m
0.1 ms
30 mV pp
50 kHz
4.2
to
200 MHz
10 m
0.1 ms
60 mV pp
50 kHz
4.2
(Tektronix,
to
Type 475A)
250 MHz
NOTE
To perform the step below, press EDIT FIELD pushbutton as
required to place underline under one of the frequency digits.
(34) Rotate oscilloscope calibrator knob below EDIT FIELD pushbutton to sweep
oscilloscope from 50 KHz to 200 MHZ while observing displayed waveform amplitude on TI
crt. Displayed waveform will be 4.2 divisions or greater in amplitude throughout entire
range to 200 MHz (250 MHz for Tektronix, Type 475A).
b. Adjustments. No further adjustments.
12. Calibrator
a. Performance Check
(1) Connect TI CALIBRATOR (front panel) to TI CH1.
(2) Press VERT MODE CH1 pushbutton (in).
(3) Press oscilloscope calibrator VOLTAGE pushbutton to illuminate green LED.
(4) Set TIME/DIV and CH1 VOLTS/DIV switches as listed in table 21. Adjust
CH1 VOLTS/DIV VAR control for 6 divisions of vertical deflection on TI.
(5) Remove connection at TI CALIBRATOR and connect to oscilloscope calibrator
CHAN 1.
