[Kevin] doesn’t stock zener diodes anymore. Why? Because for everything he used to use zeners, he now uses TL431 bandgap voltage references. These look like zener diodes but have an extra terminal.

The following figure shows the layout, the symbol and the curve that shows the relationship between the applied reverse bias voltage and the capacitance. Zener diodes are PN junction devices that are ...

Earlier this year [Skyhawkson] got ahold of an Apollo-era printed circuit board which he believes was used in a NASA test ...

“The Olympic symbol consists of five interlaced rings of equal dimensions (the Olympic rings), used alone, in one or in five different colours. When used in its five-colour version, these colours ...

Thousands of years ago, our ancestors used symbols to track the sale of textile and agricultural products. New research suggests that these markings informed the development of writing Sarah Kuta ...

Here’s how it works. The world's oldest known system of writing was influenced by symbols used for trade — engravings found on cylinders used in the exchange of farming produce and textiles ...

Teach your child to communicate their needs using signs and symbols from Makaton and BSL as used in Something Special and Magic Hands. According to research from The Communication Trust ...

The colours, traditions and rituals of the holiday all have special significance. Here are six important symbols of Día de los Muertos. It is traditionally split into three tiers. The top tier ...