Bird Technologies 4331 User Manual
Page 19
Accuracy (All Models CW)
(Model 43P, Peak Power)
±
5% of full scale.
±
8% of full scale.
Dimensions, Nominal
Models 43
Model 4431
Model 4305A
Models 4521/22/23/25/26/27
3-5/8"L x 4"W x 6-7/8"H
(92.1 x 101.6 x 174.6 mm)
3-27/32"L x 4"W x 6-7/8"H
(97.6 x 101.6 x 174.6 mm)
4-5/32"L x 3-27/32"W x 6-53/64"H
(105.6 x 98 x 173 mm)
19" W x 5-7/32" H x 1-11/16" D
(483 x 133 x 43mm)
Weight, Nominal
Model 43
Model 43P
Model 4431
Model 4305A
3 lb. (1.36 kg)
4 lb. (1.8 kg)
3-1/2 lb. (1.59 kg)
3-1/4 lb. (1.47 kg)
Operating Position
Any
Finish (All Models)
Grey Powder Coat
RF Coupling
Model 4527
Model 4431
Approx. -53 dB from 512 MHz down
to 10 MHz decreasing to -70 dB
between 10 and 2 MHz.
Adjustable, 15-70 dB
Insertion Loss (Model 4431)
2-512 MHz.
512-1000 MHz
0.1dB Maximum
0.2dB Maximum*
*Above listed specifications are applicable only if maximum coupling used
does not exceed 30 dB. This requires a minimum decoupling of four full turns
counterclockwise (CCW) above 200 MHz and a minimum decoupling of seven
full turns (CCW) above 800 MHz.
Introduction
5