TB 9-6625-2337-24
(d) Press the INC key to display EXTERNAL+.
(12) Set the oscilloscope channel 1 and channel 2 input impedance to 1 M and to
the measurement type required, and verify the oscilloscope indicated within the minimum
and maximum indications listed in table 4.
(13) Repeat technique of (9) through (12) above for remainder of table 4.
Table 4. PRF/PRI Characteristic
Pulse
Function
TI
Oscilloscope
Generator
Pulse
Pulse
Channel 1
Trigger
Test description
Amp
Period
Width
measurement
Minimum
Maximum
setting
(s)
type
143mS EXT
0
2
143 m
300 n
6.5 Hz
7.5
TRIG
TRIGGGER:
EXTERN +
10k EXT TRIG
0
-15
100 u
10 u
9.9995
10.0005
TRIGGGER:
kHz
kHz
EXTERN -
1
0 TRIGGER:
-------
-------
-------
Max
15 V
25 V
0 OUT 20 V level
INT
1 s
2 s
0 OUT 1.5 μs PW
0 TRIGGER:
-------
-------
-------
Width
INT
0 OUT Overshoot
0 TRIGGER:
-------
-------
-------
Overshoot
.01 %
5%
INT
0 OUT Rise Time
0 TRIGGER:
-------
-------
-------
Rise Time
200 ns
INT
0 OUT Decay
0 TRIGGER:
-------
-------
-------
Fall Time
200 ns
Time
INT
2 s
1 s
TTL 1.5 μs width
0 TRIGGER:
-------
-------
-------
Channel 2
INT
Width
TTL 5V level
0 TRIGGER:
-------
-------
-------
Channel 2 Top
2.5 V
5.5 V
INT
1
Set pulse generator 9215 DISA ON.
(14) Verify that the pulse displayed on channel 2 is approximately coincident with
the pulse on channel 1.
(15) Disconnect the equipment setup.
b. Adjustments. No further adjustments can be made.
9. Var Pulses 1 & 2
a. Performance Check
f
(1) Connect TI TRIGGERS 0 OUT to the oscilloscope channel 1 input using a 75
eedthrough termination.
(2) Connect TI VAR PULSE OUTPUT to the oscilloscope channel 2 input using a
75
feedthrough termination.
(3) Press TI keys as listed in (a) through (g) below:
(a) Press FUNC and ENTR keys.