4nec2 Calculations for a single Halo antenna at 40 inches (0.5 λ) above ground.

144 MHz single Halo Antenna at 0.5λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Halo Antenna at 0.5λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Halo Antenna at 0.5λ azimuth pattern calculated by NEC Model.

144 MHz single Halo Antenna at 0.5λ elevation pattern calculated by NEC Model.

4nec2 Calculations for a single Turnstile antenna at 40 inches (0.5 λ) above ground.

144 MHz single Turnstile Antenna at 0.5λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Turnstile Antenna at 0.5λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Turnstile Antenna at 0.5λ azimuth pattern calculated by NEC Model.

144 MHz single Turnstile Antenna at 0.5λ elevation pattern calculated by NEC Model.

4nec2 Calculations for a single Eggbeater antenna at 40 inches (0.5 λ) above ground.

144 MHz single Eggbeater Antenna at 0.5λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Eggbeater Antenna at 0.5λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Eggbeater Antenna at 0.5λ azimuth pattern calculated by NEC Model.

144 MHz single Eggbeater Antenna at 0.5λ elevation pattern calculated by NEC Model.

Composite of all 144 MHz single Antennas at 0.5λ azimuth patterns - horizontal polarization component only.

Composite of all 144 MHz single Antennas at 0.5λ elevation patterns - horizontal polarization component only.

Composite of all 144 MHz single Antennas at 0.5λ azimuth patterns - vertical polarization component only.

Composite of all 144 MHz single Antennas at 0.5λ elevation patterns - vertical polarization component only.

4nec2 Calculations for a single Halo antenna at 80 inches (1.0 λ) above ground.

144 MHz single Halo Antenna at 1.0λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Halo Antenna at 1.0λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Halo Antenna at 1.0λ azimuth pattern calculated by NEC Model.

144 MHz single Halo Antenna at 1.0λ elevation pattern calculated by NEC Model.

4nec2 Calculations for a single Turnstile antenna at 80 inches (1.0 λ) above ground.

144 MHz single Turnstile Antenna at 1.0λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Turnstile Antenna at 1.0λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Turnstile Antenna at 1.0λ azimuth pattern calculated by NEC Model.

144 MHz single Turnstile Antenna at 1.0λ elevation pattern calculated by NEC Model.

4nec2 Calculations for a single Eggbeater antenna at 80 inches (1.0 λ) above ground.

144 MHz single Eggbeater Antenna at 1.0λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Eggbeater Antenna at 1.0λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Eggbeater Antenna at 1.0λ azimuth pattern calculated by NEC Model.

144 MHz single Eggbeater Antenna at 1.0λ elevation pattern calculated by NEC Model.

Composite of all 144 MHz single Antennas at 1.0λ azimuth patterns - horizontal polarization component only.

Composite of all 144 MHz single Antennas at 1.0λ elevation patterns - horizontal polarization component only.

Composite of all 144 MHz single Antennas at 1.0λ azimuth patterns - vertical polarization component only.

Composite of all 144 MHz single Antennas at 1.0λ elevation patterns - vertical polarization component only.

4nec2 Calculations for two stacked identical halo antennas, one at 40 inches (½ λ) and the other at 80 inches (1 λ) above the metal roof (effective ground).

144 MHz 2 stacked Halo Antennas horizontal polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Halo Antennas vertical polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Halo Antennas azimuth pattern calculated by NEC Model.

4nec2 Calculations for two stacked identical turnstile antennas, one at 40 inches (½ λ) and the other at 80 inches (1 λ) above the metal roof (effective ground)

144 MHz 2 stacked Turnstile Antennas horizontal polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Turnstile Antennas vertical polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Turnstile Antennas azimuth pattern calculated by NEC Model.

144 MHz 2 stacked Turnstile Antennas elevation pattern calculated by NEC Model.

4nec2 Calculations for two stacked identical eggbeater antennas, one center at 40 inches (½ λ) and the other center at 80 inches (1 λ) above the metal roof (effective ground)

144 MHz 2 stacked Eggbeater Antennas horizontal polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Eggbeater Antennas vertical polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Eggbeater Antennas azimuth pattern calculated by NEC Model.

144 MHz 2 stacked Eggbeater Antennas elevation pattern calculated by NEC Model.

Composite of all 144 MHz 2 stacked Antennas azimuth patterns - horizontal polarization component only.

Composite of all 144 MHz 2 stacked Antennas elevation patterns - horizontal polarization component only.

Composite of all 144 MHz 2 stacked Antennas azimuth patterns - vertical polarization component only.

Composite of all 144 MHz 2 stacked Antennas elevation patterns - vertical polarization component only.

4nec2 Calculations for a single Cebik Triangle antenna at 40 inches (0.5 λ) above ground.

144 MHz single Cebik Triangle Antenna at 0.5λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Triangle Antenna at 0.5λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Triangle Antenna at 0.5λ azimuth pattern calculated by NEC Model.

144 MHz single Cebik Triangle Antenna at 0.5λ elevation pattern calculated by NEC Model.

4nec2 Calculations for a single Cebik Wheel antenna at 40 inches (0.5 λ) above ground.

144 MHz single Cebik Wheel Antenna at 0.5λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Wheel Antenna at 0.5λ azimuth pattern calculated by NEC Model.

144 MHz single Cebik Wheel Antenna at 0.5λ elevation pattern calculated by NEC Model.

Composite of all 144 MHz single Cebik Antennas at 0.5λ azimuth patterns - horizontal polarization component only.

Composite of all 144 MHz single Cebik Antennas at 0.5λ elevation patterns - horizontal polarization component only.

Composite of all 144 MHz single Cebik Antennas at 0.5λ azimuth patterns - vertical polarization component only.

Composite of all 144 MHz single Cebik Antennas at 0.5λ elevation patterns - vertical polarization component only.

4nec2 Calculations for a single Cebik Triangle antenna at 80 inches (1.0 λ) above ground.

144 MHz single Cebik Triangle Antenna at 1.0λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Triangle Antenna at 1.0λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Triangle Antenna at 1.0λ azimuth pattern calculated by NEC Model.

144 MHz single Cebik Triangle Antenna at 1.0λ elevation pattern calculated by NEC Model.

4nec2 Calculations for a single Cebik Wheel antenna at 80 inches (1.0 λ) above ground.

144 MHz single Cebik Wheel Antenna at 1.0λ horizontal polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Wheel Antenna at 1.0λ vertical polarization radiation pattern calculated by NEC Model.

144 MHz single Cebik Wheel Antenna at 1.0λ azimuth pattern calculated by NEC Model.

144 MHz single Cebik Wheel Antenna at 1.0λ elevation pattern calculated by NEC Model.

Composite of all 144 MHz single Cebik Antennas at 1.0λ azimuth patterns - horizontal polarization component only.

Composite of all 144 MHz single Cebik Antennas at 1.0λ elevation patterns - horizontal polarization component only.

Composite of all 144 MHz single Cebik Antennas at 1.0λ azimuth patterns - vertical polarization component only.

Composite of all 144 MHz single Cebik Antennas at 1.0λ elevation patterns - vertical polarization component only.

4nec2 Calculations for 2 stacked Cebik Triangle antennas at 40 inches (0.5 λ) and 80 inches (1 λ) above ground.

144 MHz 2 stacked Cebik Triangle Antennas horizontal polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Cebik Triangle Antennas vertical polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Cebik Triangle Antennas azimuth pattern calculated by NEC Model.

144 MHz 2 stacked Cebik Triangle Antennas elevation pattern calculated by NEC Model.

4nec2 Calculations for 2 stacked Cebik Wheel antennas at 40 inches (0.5 λ) and 80 inches (1 λ) above ground.

144 MHz 2 stacked Cebik Wheel Antennas horizontal polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Cebik Wheel Antennas vertical polarization radiation pattern calculated by NEC Model.

144 MHz 2 stacked Cebik Wheel Antennas azimuth pattern calculated by NEC Model.

144 MHz 2 stacked Cebik Wheel Antennas elevation pattern calculated by NEC Model.

Composite of all 144 MHz single Cebik Antennas azimuth patterns - horizontal polarization component only.

Composite of all 144 MHz single Cebik Antennas elevation patterns - horizontal polarization component only.

Composite of all 144 MHz single Cebik Antennas azimuth patterns - vertical polarization component only.

Composite of all 144 MHz single Cebik Antennas elevation patterns - vertical polarization component only.