Bird Technologies 4275 Series - Manual (Page 2)

Page 2 of 2 921-4273/75S Rev B
Series 4273/75 Variable RF Signal Sampler Specifications
Figure 1 Model 4275, Minimum Coupling Value
Figure 2 Model 4273, Minimum Coupling Value
Model/Part Number “QC” Connector
4273 4275 None
4273-020 4275-020 N Male/Female
4275-025 N Female/Female
4275-045 BNC Male/Female
4275-100 None
Frequency Range
Model 4273
Model 4275
1.5 - 35 MHz
20 - 1000 MHz
Maximum Power
Model 4273
Model 4275
5000 W
1000 W
Insertion VSWR
Model 4273
Model 4275
1.07 max. a
1.1 max. 2 - 512 MHz
a.with N connectors
Insertion Loss
Model 4273
Model 4275
0.1 dB max
0.1 dB max. 2 - 512 MHz
0.2 dB max. 512 - 1000 MHz
Coupling Adjustable as shown
Coupling Tolerance
Maximum Coupling
Minimum Coupling
+10dB/-3dB
-10dB/+3dB
Connectors “QC” type as specified
Weight 10 oz (284 g)
Frequency MHz
Coup
ling
MINIMUM COUPLING
VALUE
MAXIMUM COUPLING
VALUE
30 dB
40 dB
50 dB
60 dB
70 dB
80 dB
1.5 2 5 10 20 30 35
Frequency MHz
Coup
lin
g MINIMUM COUPLING
VALUE
MAXIMUM COUPLING
VALUE