45
Chapter 7 Specifications
These specifications include data covering the Bird 43, 43P, 4305A,
4431, 4521, 4522, 4523, 4525, 4526, and 4527. Specifications for
models not listed are identical to the Bird 43.
Impedance, Nominal 50 ohm
VSWR, Max.
All models except 4431 1.05:1
4431 1.07:1 (when coupling is less than
30 dB)
Connectors
Primary Line Bird “QC” (N Female normally
supplied)
RF Sampling (on applicable
models)
Female BNC
Power and Frequency Range (element dependent)
43,43P,4521/22/23/25/26 100 mW – 10 kW
0.45 – 2700 MHz
4305 25 kW max, 0.45 – 2.5 MHz
10 kW max, 2 – 30 MHz