4 Mhz Marine Band Wire Antennas



Center Frequency:		 4.146 Mhz	 12.24 Mhz 3rd Harmonic
Halfwave in space is:		118.67 feet	80.69 coax|97.31 twinlead
Quarterwave in space is:	59.33 feet	40.35 coax|48.65 twinlead

Quarterwave Vertical is:	56.44 feet	66.45 foot ground radials
Five Eights wave Vertical is:	145.44 feet	56.44 foot ground plane
Three Quarter wave Vertical:	175.11 feet	28.22 foot eighthwave

Halfwave Dipole/Vertical is:	112.88 feet	56.44 one side.
Halfwave Reflector is:		118.52 feet	107.80 for Director
Low Mount Halfwave is:		110.47 feet	55.23 one side.
Halfwave Folded Dipole is:	111.43 feet	55.72 one side.
Halfwave Inverted V is:		116.98 feet	58.49 one side.
Colinear Array is:		231.55 feet	115.77 one side.
Extended Double Zepp is:	290.88 feet	145.44 one side.

Fullwave Quad Loop is:		246.02 feet	61.51 one side.
Reflector|Director:		258.32|234.95	64.58|58.74 one side.
Fullwave Delta Loop is:		246.02 feet	82.01 one side.
Reflector|Director:		258.32|234.95	86.11|78.32 one side.

Waves 1: 231.55 |1.5: 350.22 |2: 468.89 |2.5: 587.55 |3: 706.22 |4 : 943.56
Waves 5:1180.90 |6.0:1418.23 |7:1655.57 |8.0:1892.91 |9:2130.25 |10:2367.58

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06/99