physic - Hamradio.my

November 21, 2011

amateur radio antenna balun basikal dan radio amatur half-wave hamradio homebrew physic science wavelength

Seperti yang kita sudah sedia maklum, dipole antenna adalah antenna ringkas yang boleh dibuat dari…

October 8, 2011

acoustic decibel hearing physic

The decibel (abbreviated dB) is the unit used to measure the intensity of a sound.…

September 19, 2011

amateur radio band ducting frequency physic propagation radio amatur refract scatter science signal tropospheric UHF VHF

The Electromagnetic Spectrum - The electromagnetic spectrum is a continuum of all electromagnetic waves arranged…

September 19, 2011

amateur radio frequency knowledge physic radio amatur science wavelength

The distance between crests of a wave. The wavelength determines the nature of the various…