EM-2115 4.0 SERVICE, MAINTENANCE, CALIBRATION
(EM2115S4-27)
External Lo Input Applied:
Error on front panel Frequency Display.
Solution:
Procede to Microprocessor Board A1A3 and per-
form Step e and f.
Result 2:
No LO Input:
Incorrect or no Preset Numbers.
Solution:
1)
Return receiver to Electro-Metrics or nearest
Electro-Metrics representative, or
2)
Contact Electro-Metrics or nearest Electro-
Metrics representative for assistance or further in-
formation.
Table 4.4
Frequency Display Preset/Lo Input Data
RF FREQ.
RANGE
FREQUENCY
DISPLAY
PRESET
NUMBER
(±0.1%)
LO
FREQUENCY
INPUT
(MHz)
LO
FREQUENCY
INPUT LEV-
EL
[dB(µV)]
FRONT PANEL
FREQUENCY
DISPLAY
READING
(MHz) (±0.1%)
1
9.82505
0.200
+90.0
0.02498
2
9.82507
0.230
+90.0
0.05500
3
8.40079
1.700
+90.0
0.10025
4
8.40082
1.800
+90.0
0.20020
5
9.82518
0.525
+90.0
0.35000
6
9.82534
0.916
+90.0
0.74103
7
9.82566
1.800
+90.0
1.62504
8
8.40190
5.600
+95.0
4.00000
9
98.4037
9.000
+95.0
7.40006
10
98.4070
22.600
+95.0
20.9995
11
91.3130
38.70
+95.0
30.0000
12
991.328
78.70
+95.0
70.0001
13
961.420
188.70
+95.0
150.050
14
931.530
418.70
+95.0
350.090
15
9901.60
848.70
+100.0
750.000
e.
Remove the subminiature coaxial cable from A1A3-J6 (Divide By 1 Input) on the
Microprocessor Board (A1A3) and using an external Signal Generator, repeat
Содержание EM-2115
Страница 1: ...INSTRUCTION MANUAL INTERFERENCE ANALYZER MODEL EM 2115 EMC 30...
Страница 68: ...EM 2115 3 0 PERFORMANCE CHECK EM2115S3 13...
Страница 104: ...EM 2115 4 0 SERVICE MAINTENANCE CALIBRATION EM2115S4 36...
Страница 106: ...EM 2115 4 0 SERVICE MAINTENANCE CALIBRATION EM2115S4 38...
Страница 108: ...EM 2115 4 0 SERVICE MAINTENANCE CALIBRATION EM2115S4 40...
Страница 110: ...EM 2115 4 0 SERVICE MAINTENANCE CALIBRATION EM2115S4 42...
Страница 112: ...EM 2115 4 0 SERVICE MAINTENANCE CALIBRATION EM2115S4 44...