IEC 30 Series - Page 30

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SECTION 4
Table 4-2. Calibration and Performance Checks (Continued)
Test
Equipment
Ste.E.J
Calibration
I
Control Setting
I
(Mode)
I
Procedure
RF Voltmeter 2. Adjust C9 to mid-range.
3.:
(Cont)
I I I
3.
Rotate the FREQ dial
between
.3 and 3.0 on
dial.
Adjust C25 for
flat triangle response
±0.2 db.
Adjust C9 for 3.0 ±O. 02
FREQ Dial @ 3.0
Calibration
3.2 I Frequency
Mult @ 1M
MHz.
1M Range
Adjust C8 for 300 ± 2 kHz.
Counter-
Calibration
FREQ Mult @ lOOK
3. 3
I Frequency
Frequency
lOOK Range
~ Dial Linearity MODE @ Cont Counter-
Check frequency vs dial
and Frequency Frequency or
indication on each range
Calibration
I
Period
I per the following schedule.
It is recommended that a
FREQ dial setting be made
and the MULT switch be
switched from xlM through •
x10
prior to resetting the
dial. Period measurement
for low frequency.
Frequency vs Dial Accuracy
I~
Dial
Setting
X1M
(MHz)
X100K
(KHz)
X10K
(KHz)
X1K
(KHz)
X100
(Hz)
X10
Frequency
(Hz)
X10
Period
(ms)
3.0
2.94
- 3.06
294
- 306
29.4
- 30.6
2.94
- 3.06
294
- 306
29.4 - 30.6
34
-
32.6
2.0
1. 94
-
2.06
194
- 206
19.4
- 20.6
1. 94
-
2.06
194
- 206
19.4
- 20.6 51. 5 - 48.5
1.0 0.94
- 1. 06 94
- 106
9.4 - 10.6
.94 - 1. 06 94
- 106
9.4 - 10.6 106
-
94. 3
O. 3
.24
-
.36
24
-
36
2.4 -
3.6
.94 - 3.6
24
-
36
2.4
-
3.6 416
- 277
Stop .001 -
.003
. 1 - .03
.01
-
.03
.001 - .003
.1 -
.3
(100 - 33.3)
(1.0-.33)
(10 - 3.3)
Sec.
Sec.
Sec.
~
4-4