User's Manual

INTEGRA User Manual INTERFACES
60
The following charts and tables show typical relationship of the received signal level (Rx
level) displayed by CFIP vs. RSSI port output voltage (RSSI – Received Signal Strength
Indicator) and audio frequency. The RSSI port is located on FODU. The evaluated Rx level
has the error +/-2 dB.
Output voltage
Output audio frequency
CONTACTS
Rx level
(dBm)
RSSI
voltage (V)
-90
0
-85
0.1
-80
0.2
-75
0.3
-70
0.4
-65
0.5
-60
0.6
-55
0.7
-50
0.8
-45
0.9
-40
1.0
-35
1.1
-30
1.2
-25
1.3
-20
1.4
Rx
level
(dBm)
Audio
frequency
(Hz)
-100
100
-96
145
-92
190
-88
235
-84
280
-80
325
-76
370
-72
415
-68
460
-64
505
-60
550
-56
595
-52
640
-48
685
-44
730
-40
775
-36
820
-32
865
-28
910
-24
955
-20
1000
SAF Tehnika JSC