RF Toolbox is 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
• Long Yagi
• J-Pole
• Super J-Pole
• Log Periodic
• Loop Antenna (MW Box Loop Antenna)
• Cubic Quad
• Vertical 1/8, 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, and full wave
• Helical

It also performs the following calculations:

• Transmission Line Calculator
• Coil Design
• LC Filter Design
• Transmission Line Loss
• L Matching Networks
• Pi Matching Networks
• Impedance Calculations
• Wire Gauge and Resistance and Voltage Drop
• Wire Inductance Calculations
• dB Calculations
• Resistor Series/Parallel Calculations
• Resistor Color Code Calculations
• Low and High Pass Butterworth and Chebyshev Filter Design
• Thermal Noise Calculator
• Pi Network Attenuator Calculator
• Tee Network Attenuator Calculator
• 555 Timer Oscillator Calculator
• RF Link Budget Calculator
• Gamma Match Calculator
• Skin Depth Calculator
• Zener Diode Calculator
• Parallel Line / Ladder line Calculator
• Toroid Core Inductor Calculator