Discover all the key details about USB 3.0 and 3.1: how USB 3 works, the differences between USB 3 and previous releases and how it can be used.
The double superheterodyne radio receiver concept and topology and how the double superhet enables high levels of receiver performance to be achieved.
Description of the Backward Diode detailing what it is, structure, operation, characteristics and applications.
A summary and tables of the LTE frequency band spectrum allocations for 3G & 4G LTE - TDD and FDD.
A circuit for an op amp or operational amplifier Schmitt Trigger to enable multiple transmitions and slow edges to be overcome in a comparator circuit.
18 December 2014
History - On this day in 1890, Edwin Howard Armstrong was born in the USA. During his life he was credited with the invention of the regenerative receiver, the superhet receiver, and wideband FM.
Quote - Never give in - never, never, never, never, in nothing great or small, large or petty, never give in except to convictions of honour and good sense. Never yield to force; never yield to the apparently overwhelming might of the enemy. - Sir Winston Churchill
Fact- The planet Neptune orbits the Sun so slowly, it has not completed one orbital period since its discovery in 1846.
Key points about the LCR meter: what one is, how it works & how it can be used to measure inductance, capacitance and resistance.
Overview or tutorial about the essentials of the parabolic reflector or dish antenna and its theory and design for high performance applications such as satellite transmission and reception as well as microwave links.