IMPROVED Yagi with LONG DE, CAP LOADING, Parameter’s Best NEC-4 Value @ Relative Frequency F/F₀

IMPROVED Array with CAP LOADED LONG DE,

NEC-4 Data compared to [3] Data @ Design Freq, F/F₀ = 1: fmt NEC/ [3]

Parameter

--

F/F₀

Gain

9.57 dBi

0.9896

9.44/9.4 dBi

FBR

6.17 dB

0.9772

5.39/5.6 dB

VSWR

1.01

1.0000

1.01/2.49

Z_in @ VSWR

49.5 + j0.035 Ω

1.0000

49.5 + j0.035/22.3 + j15 Ω

IBW

0.9848 - 1.0156 (3.08%)

n/a

HPBW

E-plane

53˚/66˚

H-plane

71˚/84˚

AGT

0.99706 - 1.00766

0.99775