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Touchscreens

A touchscreen is an intuitive computer input device that works by simply touching the display screen, either by a finger, or with a stylus, rather than typing on a keyboard or pointing with a mouse. Computers with touchscreens have a smaller footprint, and can be mounted in smaller spaces; they have … [Read more...]

Filed Under: Input Devices

Input Device Interfaces

Like the original IBM PC, 1984's IBM PC AT keyboard used a full-size 5-pin DIN connector. IBM's second-generation PS/2 PCs, first released in 1987, introduced a new specification for the keyboard and mouse interfaces, which … [Read more...]

Filed Under: Input Devices

Joysticks

A joystick is a PC peripheral or general control device consisting of a handheld stick that pivots about one end and transmits its angle in two or three dimensions to a computer. Most joysticks are two-dimensional, having two axes of … [Read more...]

Filed Under: Input Devices

Trackballs

A trackball is a pointing device consisting of a ball housed in a socket containing sensors to detect rotation of the ball about two axes - like a mouse lying on its back. The cursor is moved about the screen by a user rolling the ball with … [Read more...]

Filed Under: Input Devices

Laser Mice

In 2004, Logitech, with the help of technology innovator partner Agilent Technologies, took the first step beyond LED illumination with the unveiling of a true, next-generation engineering breakthrough - laser illumination and tracking. The … [Read more...]

Filed Under: Input Devices

Cordless Input Devices

Following on from the introduction of the optical mouse, the logical progression was to combine the precision of optical technology with the freedom of movement afforded by a wireless device. It wasn't long before this dream was realised, with the introduction specialist peripheral manufacturer … [Read more...]

Filed Under: Input Devices

Optical Mice

Early optical mice used an infrared LED to detect the movement the mouse pad, rather relying on the traction between the mouse ball and the rollers. While this type of mouse was more accurate than an optical mechanical mouse, and avoided the … [Read more...]

Filed Under: Input Devices

Opto-Mechanical mice

The mouse was invented by Douglas Engelbart of Stanford Research Institute in 1963. The first devices were bulky and used two gear wheels perpendicular to each other: the rotation of each wheel was translated into motion along one axis in … [Read more...]

Filed Under: Input Devices

Ergonomic Keyboards

Carpal tunnel syndrome (CTS) is a medical condition - more common in women than it is in men - in which the median nerve is compressed at the wrist causing symptoms like tingling, numbness, night time wakening, pain, coldness, and sometimes … [Read more...]

Filed Under: Input Devices

Keyboards

A computer keyboard is a peripheral modelled on the typewriter keyboard. Keyboards are designed for the input of text and characters, and also to control the operation of the computer. Physically, computer keyboards are an arrangement of … [Read more...]

Filed Under: Input Devices

Gaming Laptop Security Guide: Protecting Your High-End Hardware Investment in 2025

Since Jacob took over PC Tech Guide, we’ve looked at how tech intersects with personal well-being and digital safety. Gaming laptops are now … [Read More...]

20 Cool Creative Commons Photographs About the Future of AI

AI technology is starting to have a huge impact on our lives. The market value for AI is estimated to have been worth $279.22 billion in 2024 and it … [Read More...]

13 Impressive Stats on the Future of AI

AI technology is starting to become much more important in our everyday lives. Many businesses are using it as well. While he has created a lot of … [Read More...]

Graphic Designers on Reddit Share their Views of AI

There are clearly a lot of positive things about AI. However, it is not a good thing for everyone. One of the things that many people are worried … [Read More...]

Redditors Talk About the Impact of AI on Freelance Writers

AI technology has had a huge impact on our lives. A 2023 survey by Pew Research found that 56% of people use AI at least once a day or once a week. … [Read More...]

11 Most Popular Books on Perl Programming

Perl is not the most popular programming language. It has only one million users, compared to 12 million that use Python. However, it has a lot of … [Read More...]

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