TB 9-6625-1959-24
Test instrument
FREQUENCY
Spectrum
RANGE
FREQUENCY
Spectrum
analyzer
(MHz)
VARIABLE
analyzer
indication
switch
control
span
(dB)
minimum ( )
settings
settings
setting
frequency
3d
2 MHz
15
MHz
-40
2d
1-2.5
2.5
1 MHz
5
MHz
-35
3d
1 MHz
7.5
MHz
-40
2d
1.75
1 MHz
3.5
MHz
-35
3d
1 MHz
5.25 MHz
-40
2d
1
1 MHz
2
MHz
-35
3d
1 MHz
3
MHz
-40
2d
.5-1
.5
500 kHz
1
MHz
-35
3d
500 kHz
1.5
MHz
-40
2d
.75
500 kHz
1.5
MHz
-35
3d
500 kHz
2.25 MHz
-40
2d
1
500 kHz
2
MHz
-35
3d
500 kHz
3
MHz
-40
2d
.25-.5
.5
200 kHz
1
MHz
-35
3d
200 kHz
1.5
MHz
-40
2d
.375
200 kHz
.75 MHz
-35
3d
200 kHz
1.125 MHz
-40
2d
.25
200 kHz
.5
MHz
-35
3d
200 kHz
.75 MHz
-40
REF .05
2d
-35
.05
50 kHz
.1
MHz
3d
50 kHz
.15 MHz
-40
Table 5. Frequency Overlapping and Harmonic Suppression
Test Instrument
FREQUENCY RANGE (MHz)
FREQUENCY VARIABLE
Adjustments
switch settings
control (typical) settings
(R)
100-250
97.5-260
---
50-100
41.0-109
L100 (fig. 2)
50-100 MHz
25-50
23.7-52.5
L110 (fig. 1)
10-25
9.09-27.3
L112 (fig. 1)
5-10
4.70-11.1
L114 (fig. 1)
2.5-5
2.30-5.50
L116 (fig. 1)
1-2.5
.950-2.55
---
.5-1
.480-1.05
---
.25-.5
.240-.520
---
.049-.051
---
REF .05
9