#electronic medium

Input devices are used for communication between humans and machines. They are also known as the means of controlling the output of computers. The two most popular input devices are keyboards and mice. 

Commonly used  input devices 

Keyboards use a set of buttons connected to a device that converts keystrokes into signals, which can then be recognized by the computer system. 

A mouse is another widely used input device that is mostly connected to computers using USB ports. It uses an optical sensor or laser which translates the movements on the surface into data for your computer.

Popular input devices with their features with its applications

The capacitive keyboard is made up of a grid of small, tiny capacitors. When the user presses the key, it connects with the capacitor pad below it. This changes the capacitance at that particular point on the grid. This change in capacitance is then identified by the keyboard and registered as the same keystroke/key.

Features 

Continuous electrical supply 

Durable, resistant to oxidation

Applications

Aircraft and Space Equipment

Diagnostic tools

Knowledge management

Membrane switches are constructed from several layers of plastic films or other flexible materials. Conductive materials and graphic inks are printed or laminated onto the surface of plastic films or other flexible materials.

Features 

Work by closing or opening an electric circuit for a short period of time.

Used with a custom overlay to create a unique look.

Applications

Keypads

Aircraft control panels

Dialysis machines for the kidneys

A vandal-resistant keyboard is not only entirely sealed and incredibly sturdy, but it can also withstand attacks by vandals. Furthermore, these keyboards are built to withstand harsh and extreme environments, as well as burglary, extortion, and arson attempts.

Features 

Made by different materials like steel, aluminium etc

Can be customized as per the customer requirement

Applications

Gas stations

ATM

Consoles for industrial use

Input devices are a set of interface devices used to provide input to a computer system. These devices allow a user to control the computer's interface with options such as key presses, button presses and movements.

Let’s see the most popular input device enhancer:  

Dead Front Panels are sleek, subtle and functional. They are screen-accurate replicas of the buttons that were hidden behind the front panels of the original 3D models. These can be installed directly into your set or hung on a wall as decorative pieces.

Ingress Protection- A whole surround seal or gasket within which the circuit tail exit is routed can seal input devices against varied conditions. Input devices can be protected to varying degrees against dust, water, or both, depending on the client's specifications and requirements.

Illuminated Keys are modern keyboards with bright LED lights that illuminate each key. It is to help people use keyboards in low light areas or at night time. These illuminated keys are available in different colours, shapes, sizes and designs as per the customer's requirement.

Shielding is standard practice for reducing Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) in electrical equipment. Shielding can be built into input devices such as keyboards, mice, joysticks etc.. that helps minimise or eliminate EMI/RFI interference or static interference.

Enclosures are designed to protect and secure industrial devices or complete industrial control systems. Depending on the enclosure type, they can also interface between a machine or system subsystems.

PCBs have become a daily part of our lives, that too without us realizing it. Although they have applications in almost all the industries, we have rounded up some of the most common and major ones. 

Applications Of PCB-Based Hybrid Switches are:

1. Telecommunications Equipment

Printed Circuit Boards (PCBs) are used in the telecommunications industry in a hybrid switch. The hybrid switch is a combination of a mechanical switch and a solid-state switch. Hybrid switches can be used to replace conventional electromechanical switches, which are typically made up of a mechanical switch and a solenoid or relay. They find their major use in Telecom towers, Office communications equipment, and LED Displays and Indicators.

2. Industrial Equipment

There are many industries in which PCBs have found their use, mostly in Manufacturing Equipment such as Power electric drills, Presses. This is because these are pretty reliable to be used in Power Equipment, like DC-to-AC Power inverters and Solar power cogeneration equipment. Other industrial pieces of equipment in which PCBs can be used are Measuring equipment that controls and measures pressure and numerous other factors.

3. Automotive Components

PCBs are used in Entertainment systems such as stereos and Navigation systems. Control systems, including Engine management systems and Fuel regulators, and Sensors that monitor blind spots for drivers in cars. Aerospace Components and various aircraft, Control towers, satellites, and other systems also have major use of PCBs. Automotive components like Monitoring Equipment, including Accelerometers and Pressure sensors, and Communication Equipment are also some in which Printed Circuit Boards are used extensively. 

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