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Get your first HAM Radio FCC license ( Technician Class ); all privileges above 50 MHz ( VHF & UHF) ----- Get your second HAM Radio FCC license ( General Class ); All operating modes & majority of the amateur spectrum below 30 MHz ( HF ) ----- Get your third and final HAM Radio FCC license ( Extra Class ); ALL privileges ( frequencies & modes ) granted to Amateur Radio Operators.                                   Visit VE3EN's SolarHam.net for complete Solar Data of interest to HAMS.



K0DPW's TECH INFO

ONLINE CALCULATORS

K7TJO
WaveLength & Element
Calculator
Circuit Board Trace
IPC 2221
Calculator
Solenoid Coil Electromagnetic
Force Calculator
Capacitor Energy (E) and RC Time Constant
Calculator


TIME: GMT-UTC-ZULU


GENERAL PHYSICS


ElectroMagnetic
Spectrum
Engineering Drawing
Abbreviations & Symbols
SWR
Standing Wave Ratio
Unit
Converter
Electromagnetism
Maxwell's Laws / Equations
Simple Circuits Resistors


PROPAGATION


Ionosphere





N0NBH
Understanding
Propagation

Real time Day/Night image below courtesy of FOURMILAB




Earth Day-Night Map



Solar Data & Images below courtesy of N0NBH






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