F, MHz

14.0

14.15

14.3

21.0

21.175

21.35

G, dBd

6.9

7

7.1

7.6

8.0

8.3

F/B, dB

15.7

17.4

18.1

23.6

25.0

20.3

Z, Ohm

22.9 -j8.9

23.5+j0.5

25.0+j7.0

24.2+j3.5

27.5+j0.7

32.5+j1.7

OD 25-mm

Ref. 14

Ref. 21

Driver 14

Driver 21

Director 21.1

Director 14.1

Director 21.2

Director 14.2

Director 21.3

Length, cm

1050

702

1020

686

664

982

648

920

640

Spacing to Reflector 14, cm

0

80

250

300

430

536

705

986

1075