Codan Radio Radio Repeater Systems Training Guide User Manual
Page 71
RADIO REPEATER SYSTEM | TRAINING GUIDE
Appendix G: Examples of Duplexer Data Page 63
Figure G-2: 400 MHz Duplxer Data
0
1
2
3
0
1
2
3
450
451
452
455
456
457
EXPANDED
PASSBAND
LOSS - dB
ATTENUATION - dB
0
10
20
30
40
50
60
70
80
450
451
FREQUENCY - MHz
MID BAND ISOLATION
452
453
454
455
456
457
Mechanical Specifications
Height:
88.9 (3.5)
Width:
483 (19.0)
Depth:
266.5 (10.5)
Weight:
4.54 (10)
mm (in.)
mm (in.)
mm (in.)
kg (lb.)
Electrical Specifications
Frequency range:
MHz
450 to 470
Frequency separation:
MHz
5.0
Insertion loss:
dB
Transmitter to Antenna 0.8
Receiver to Antenna 0.8
Isolation (max):
dB
Transmitter noise suppression at Receiver 75
Receiver isolation at Transmitter 75
VSWR (max):
1.5 : 1
Power rating:
Watts
125
Termination:
Type "N" Female
Temperature range:
-40°C to +60°C
400 MHz Duplexer Data