TB 9-6625-2233-24
Table 14. Square Wave Amplitude 1 to 19.99 MHz - Continued
Oscilloscope indications
Output
(V p-p)
(Hz)
(V p-p)
Min
Max
5
M
10
8.78
V
11.2
V
5
M
15
13.2
V
16.8
V
19.99 M
.009
5.92
mV
12.1
mV
19.99 M
.01
5.8
mV
14.2
mV
19.99 M
.099
84
mV
114
mV
19.99 M
.1
84
mV
116
mV
19.99 M
.999
875
mV
1.12
V
19.99 M
1
870
mV
1.13
V
19.99 M
9.99
8.78
V
11.2
V
19.99 M
10
8.78
V
11.2
V
19.99 M
15
13.2
V
16.8
V
(17) Reduce TI output to minimum.
b. Adjustments. No adjustments can be made.
16. Dc Offset and Attenuator
a.
a. Performance Check
(1) Connect UNBALANCED output to multimeter using 50 Ω feedthrough termination.
(2) Press pushbuttons as listed in (a) through (g) below:
(a)
CALIBRATE (allow enough time to complete and verify AUTOCALIBRATED
is displayed).
(b)
FUNCTION OUTPUTS 50 (pressed).
(c)
RESET.
(d)
FUNCTION DC.
(e)
OFFSET.
(f)
5.
(g)
ENTER.
(3) Observe multimeter indication between 4.930 and 5.070 V dc.
(4) Repeat technique of (2) (f), (g) and (3) above for control settings listed in table 15
below. Digital voltmeter will indicate between specified limits.
(5) Reduce output to minimum and disconnect equipment setup.
b. Adjustments. No adjustments can be made.
Table 15. Dc Offset Accuracy
Multimeter indications
Offset voltage
(Vdc)
(V)
Min
Max
2
1.96
2.04
1
.97
1.03
.501
.47599
.52601
.499
.48901
.50899
.25
.2425
.2575