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.
A summary and tables of the LTE frequency band spectrum allocations for 3G & 4G LTE - TDD and FDD.
Overview and essentials of the Wilkinson divider splitter or Wilkinson combiner - how it works, design criteria, and formulae.
Essentials about the different types of capacitor that are available: performance, construction, specifications, parameters, advantages, disadvantages of the differnet capacitor types and where they are best used.
Tutorial of basics of an operational amplifier (op-amp) active low pass filter.
17 April 2014
History - It was on this day in 1790 that Benjamin Franklin, the politician and scientist died. In 1906 San Francisco was hit by a huge earthquake, and in 1970, the ill fated Apollo 13 spacecraft returned to Earth safely having suffered a catastrophic failure some days earlier on its journey to the moon.
Quote - How on earth are you ever going to explain in terms of chemistry and physics so important a biological phenomenon as first love? - Albert Einstein
The way things are - The first myth of management is that it exists.
Essentials of the RF spectrum analyzer, what they are, the various forms of spectrum analyser, and what they are used for.
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.