An overview, tutorial and information about the basics of RF mixer specifications (mixer specs) and how to specify an RF mixer for an RF design.
Tutorial, overview of the essentials of GSM handover or handoff from one cell to another and detailing types of handover and methodologies used.
Summary and notes on the polystyrene capacitor or polystyrene capacitor detailing its properties, advantages and disadvantages.
An overview of radio signals and radiowave propagation and how different areas of the atmosphere affect radio communications.
Notes and details about the Bluetooth higher layer stack or Host: L2CAP, logical link control and adaptation protocol; SDP, Service Discovery Protocol & GAP, Generic Access Profile.
30 January 2015
History - It was on this day in 1868 that Charles Darwin's book, Variations of Animals and Plants under Domestication was published. This book was used to support his theory of evolution published earlier. Also on this day, but in 1948, Orville Wright, the pioneering aviator died. Ferdinand Porsche of car fame died on this day in 1950, and Ernst Heinkel the German aircraft engineer died on this day in 1958.
Quote - How inappropriate to call this planet Earth when it is clearly Ocean. - Arthur C Clarke, English science fiction author and the person who first thought of geostationary satellites
Fact - The first patent for a battery operated personal calculator where the computation was undertaken in a single chip was granted to Texas Instruments in 1974.
Circuit and essential design details for a simple but effective transistor high pass active filter.
A tutorial, information and overview about the basics of the RF network analyzer; what is a network analyser and how to use an RF network analyzer.