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Panel vs Membrane Overlay: What’s the Difference?

Switches typically require a top layer. Known as an overlay, it often contains conductive contacts on the underside. Pressing a button on a switch will force these conductive contacts to touch a lower set of conductive contacts, thus completing the circuit. While you...

Are Membrane Switches Durable?

Are Membrane Switches Durable?

Durability is important when choosing switches for commercial applications. While consumer applications often involve indoor use, commercial applications often involve outdoor use or high-humidity indoor use. Regardless, switches will be exposed to more wear and tear...

What Causes Screen Flickering With LCDs?

What Causes Screen Flickering With LCDs?

Liquid-crystal display (LCD) has surpassed cathode-ray tube (CRT) and plasma to become the world's most popular display technology. More display devices use LCD technology than all other display technologies. While popular, though, some LCDs may suffer from screen...

What Is a Vacuum Fluorescent Display (VFD)?

What Is a Vacuum Fluorescent Display (VFD)?

When most people think of display technologies, they envision liquid-crystal display (LCD) and organic light-emitting diode (OLED). After all, countless display devices feature these display technologies. There are other display technologies, though, one of which is...

An Introduction to Membrane Switch Keyboards

An Introduction to Membrane Switch Keyboards

Have you heard of membrane switch keyboards? They've become a popular alternative to dome-switch keyboards. Membrane switch keyboards still consist of the same buttons as their dome-switch counterparts, and they are used for the same purpose of controlling desktop or...

Capacitive vs Piezo Touch Switches: What’s the Difference?

Capacitive vs Piezo Touch Switches: What’s the Difference?

Not all switches use a mechanical method of operation. In addition to mechanical switches, there are touch switches. While they are both designed to control a circuit, only mechanical switches have moving parts. Touch switches are circuit-controlling devices that...

Technology tips worth knowing

Apple Releases ‘Magic Keyboard’

Apple has launched a new wireless keyboard that is smaller, sleeker and slimmer than its predecessors. Dubbed the Magic Keyboard, this $99 keyboard is powered by rechargeable batteries, meaning you won't have to constantly buy new batteries for it. The Magic Keyboard...

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