Read all about the CISPR 11, and EN 55011 standards for electromagnetic compatibility discoving what they are; what they apply to and the extent to which they enable CE marking conformity.
Tutorial of the basics of SINAD (Signal to Noise and Distortion ratio) and how SINAD may be used in specifying radio receiver and communications system performance
Essentials of the theory and operation of the tunnel diode, with explanations of how it works and the underlying theory and its characteristics.
Notes and details about the differnet types of propagation of radio waves with links to more in-depth details.
Editor Ian Poole looks at what will be happening at Mobile World Congress 2016, MWC 2016 and what technology developments are likely to be seen.
8 February 2016
History - It was on this day in 1834 that Dmitri Ivanovich Medeleyev, the Russian chemist was born. He developed the idea for the periodic table of elements.
Quote - When I was young, the old regarded me as an outrageous young fellow, and now that I'm old the young regard me as an outrageous old fellow. - Sir Fred Hoyle (1915 - 2001), British astronomer and science fiction author.
The way things are - If it's not in the computer, it doesn't exist.
Key essentials about automatic test equipment, and automated testing including: optical inspection; in-circuit test; boundary scan; functional test; etc.
Description of capacitor permittivity and dielectric constant with equations and a table of values for common materials and substances.
Microwave ovens have used magnetrons that date back to the Second World War - now semiconductor technology promises a brighter future for cooking.