12 Mhz Marine Band Wire Antennas



Center Frequency:		12.359 Mhz	 36.47 Mhz 3rd Harmonic
Halfwave in space is:		39.81 feet	27.07 coax|32.64 twinlead
Quarterwave in space is:	19.90 feet	13.54 coax|16.32 twinlead

Quarterwave Vertical is:	18.93 feet	22.29 foot ground radials
Five Eights wave Vertical is:	48.79 feet	18.93 foot ground plane
Three Quarter wave Vertical:	58.74 feet	 9.47 foot eighthwave

Halfwave Dipole/Vertical is:	37.87 feet	18.93 one side.
Halfwave Reflector is:		39.76 feet	36.16 for Director
Low Mount Halfwave is:		37.06 feet	18.53 one side.
Halfwave Folded Dipole is:	37.38 feet	18.69 one side.
Halfwave Inverted V is:		39.24 feet	19.62 one side.
Colinear Array is:		77.68 feet	38.84 one side.
Extended Double Zepp is:	97.58 feet	48.79 one side.

Fullwave Quad Loop is:		82.53 feet	20.63 one side.
Reflector|Director:		86.66|78.82	21.66|19.70 one side.
Fullwave Delta Loop is:		82.53 feet	27.51 one side.
Reflector|Director:		86.66|78.82	28.89|26.27 one side.

Waves 1:  77.68 |1.5: 117.49 |2: 157.29 |2.5: 197.10 |3: 236.91 |4 : 316.53
Waves 5: 396.15 |6.0: 475.77 |7: 555.38 |8.0: 635.00 |9: 714.62 |10: 794.24

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06/99