Essentials of the phase locked loop, PLL, frequency synthesizer, including operation, block diagrams, methodologies, circuit blocks, design, etc ...
A summary and tables of the LTE frequency band spectrum allocations for 3G & 4G LTE - TDD and FDD.
Notes, details & calculations for smoothing capacitor circuits used with rectifiers with details of ripple voltage and ripple current.
Summary of the different types of diodes used in electronics with links to further in-depth pages on individual diode types with circuit design details.
Overview about the free space path loss, FSPL, details, formula and calculator for easy calculations.
21 October 2014
History - It was on this day in 1833 that Alfred Nobel was born. He was a Swedish chemist and the inventor of dynamite as well as being the founder of the Nobel Prizes.
Quote - Wise men don't need advice. Fools don't take it. - Benjamin Franklin
Fact - A photon that takes eight minutes to travel from the Sun to Earth took 100,000 years to get from the centre to the surface of the Sun.
Details about the basics of embedded systems, their definition, operation and a tutorial about the technology used
List of Wi-Fi / WLAN / 802.11 bands, their channel frequencies and bandwidth, 2.4 & 5 GHz allocations worldwide, & summary of which WiFi channels can be used together.