The intention of this site is to produce tools and calculators, and store information which will be useful to electronic engineers and enthusiasts. So far I only have a few useful calculators, but I hope to add more soon.

Car Battery State of Charge Calculator
dBm to Volts Converter
dBm to Watts Converter
Friis Transmission Equation Calculator
Pi Attenuator Calculator
Potential Divider Calculator
Lead Acid Battery State of Charge Calculator
Preferred Values Calculator
Reflection Coefficient < = > Return Loss < = >VSWR Converter
Return Loss < = > VSWR < = > Reflection Coefficient Converter
Schmitt Trigger Calculator (inverting)
Schmitt Trigger Calculator (non-inverting)
Surface Mount Devices Package Identifier
T Attenuator Calculator
Volts to dBm Converter
Volts to Watts Converter
VSWR < = > Return Loss < = > Reflection Coefficient Converter
Water Dielectric Constant Calculator
Watts to dBm Converter
Watts to Volts Converter
Electronics related links

External Links

RF Cafe - RF Cafe is a unique portal of RF, microwave, wireless, and other engineering resources. Vast collection of equations, references and conversions for electrical, mechanical, physical, and mathematical fields. Links for vendors, app notes, test notes, ham radio, magazines, books, active forums, patent and communications standards, technical crossword puzzles, quizzes, and much more.