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EF105A - 5 EL. 28 MHz  Monobander 

5 EL.  28 MHz  MONOBANDER
  TAPER DIMENSIONS  [ m ]  
POSITION 18 mm 14 mm 10 mm 1/2  ELEMENT TOTAL LENGTH
0.000 1.050 1.100 0.540 2.690 5.380
2.210 1.050 1.100 0.465 2.615 5.230
3.560 1.050 1.100 0.320 2.470 4.940
6.230 1.050 1.100 0.310 2.460 4.920
8.950 1.050 1.100 0.210 2.360 4.720

ANTENNA TO BE FED THROUGH THE  1:1  CURRENT BALUN OR RFC

FREE SPACE GAIN      10.81 dBi      ( 8.67 dBd )

 GAIN AND PATTERN IF ANTENNA IS AT 20m A.G.