Calculators

• Scientific Calculator Standard Scientific Calculator.

Calculators below provided Courtesy of Jown Owen. For more neat stuff, please visit his web page at www.vwlowen.demon.co.uk.

• Antenna EiRP calculator Calculate Antenna & Cable losses.
• Antenna Trap Designer HF- Antenna trap design.
• Audio Filter Designer Calculate component values for active audio filters.
• Colour-Code calculator for Polyester capacitors
• Coil Winding Design Winding coils in amateur radio.
• Crystal Selector A calculator to select crystal frequencies for PMR radios.
• Decibels Decibel calculator.
• Great Circles Calculate Great Circle Distances.
• HF Filter Designer Calculates component values for HF filters.
• Latitude/Longitude calculator Amateur Radio calculator.
• Metric Converter Convert metric/imperial units.
• Morse Code Morse Code/Text Converter.
• Op-Amp Circuit Designer Design inverting, non-inverting and differential op-amp circuits.
• Op-Amp Circuit Designer As above but for use with IE 3.
• QRA Calculator Amateur radio Locator system.
• QRA - Lat-Long and Lat-Long to QRA Combined calculator.
• Radio Horizon Calculator Distance to the horizon for a given height.
• Resistor colour-code calculator
• Resistor colour-code calculator - second version.
• RIAA Curve Designer Magnetic Pickup Equalization.
• Simple Amateur Satellite Calculator
• TVI Tracer Answer the questions to track down TVI.
• World Clock A universal World Clock (works with most browsers but not all).
• Zener Diodes Calculate power ratings for zener circuits.