About RF ToolBox An antenna design and electronics/electrical tool package. It takes you step by step through the design of the following types of antennas: - Dipole - Fat Dipole - Yagi - J-Pole - Super J-Pole - Log Periodic - Cubic Quad - Vertical - helical It also performs the following calculations: - Transmission Line Calculator - Coil Design - LC Filter Design - Transmission Line Loss - L Matching Networks - Pi Matching Networks - Many more features

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	www.apple.com/downloads/macosx/math_science/rftoolbox.html