Antennas
- Cubical Quad Antenna
- Dipole Antenna Length
- Five Element Yagi Antenna
- Full-Wave Loop Antenna
- Ground Plane Antenna
- Ground Plane Radial Length
- Inverted V Antenna
- J-Pole Antenna
- Random Wire Antenna
- Seven Element Yagi Antenna
- Small Magnetic Loop Antenna
- Three Element Yagi Antenna
- Vertical Antenna Length
Conversion
Electrical
- Coax Cable Calculator
- Decibels for Voltage or Power Ratio
- ERP and EIRP Calculations
- Free Space Path Loss
- Frequency From Wavelength
- Inductive and Capacitive Reactance Calculator
- Narrowband Balun
- Ohm’s Law
- Ohm’s Law Full Solutions
- Resistors or Capacitors in Either a Parallel or Series Circuit
- Skin Depth Calculator
- VSWR Calculator
- Wavelength from Frequency
GPS and Maidenhead Positioning
- Angle Between Two GPS Positions
- Distance Between Two GPS Positions
- Distance Between Two Maidenhead Squares
- Maidenhead Grid Square
- Maidenhead Square to Latitude and Longitude