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How to build a cheap mechanical keyboard?



cheap mechanical keyboard

Don’t let the high prices of mechanical keyboards discourage you. With our guide, you can create a cheap mechanical keyboard that meets all your needs and fits your budget.

Mechanical keyboards have become increasingly popular due to their tactile feedback, durability, and customization options. However, they can also be expensive, with some high-end models costing hundreds of dollars. If you’re on a budget but yet want the benefits of a mechanical keyboard, fear not! In this blog, we’ll show you how to build a cheap mechanical keyboard that will meet all your needs without breaking the bank.

Understanding Mechanical Keyboards

Before we dive into building a cheap mechanical keyboard, let’s first understand what makes mechanical keyboards different from traditional membrane keyboards.

Membrane vs Mechanical Keyboards

Membrane keyboards are the most common type of keyboard and are typically the cheapest. They use a rubber dome beneath each key that pushes against a circuit board to register keystrokes. The downside of membrane keyboards is that they lack tactile feedback and are generally less durable.

On the other hand, mechanical keyboards use individual switches for each key. When pressed, these switches provide a tactile response and are generally more durable than membrane keyboards. They also offer customization options, such as changing the keycaps and switch types.

Different Types of Mechanical Switches

Several types of mechanical switches are available, each with its unique characteristics.

  • Cherry MX: The most common type of switch, Cherry MX switches come in several colours, each with a different tactile feedback and actuation force.
  • Gateron: Similar to Cherry MX switches, but often cheaper and with a smoother keystroke.
  • Kailh: Another Cherry MX clone, Kailh switches are known for their clicky sound and tactile feedback.
  • Outemu: Budget-friendly switches with a tactile bump and clicky sound.

Choosing Your Components

Now that we understand the basics of mechanical keyboards let’s start building one on a budget.

The Keyboard Case

The keyboard case is the outer shell that holds all the components together. You can purchase a pre-made case, but these can be pretty expensive. Alternatively, you can build your case using 3D printing or other DIY methods. This can save you significant money while also allowing for customization.

The Keyboard PCB

The keyboard PCB (printed circuit board) is the circuit that connects all the switches and allows them to communicate with your computer. You can purchase a pre-made PCB, but these can also be expensive. Alternatively, you can use a DIY kit or create your own PCB using a software program like KiCad.

The Switches

As we discussed earlier, there are several mechanical switches to choose from. The kind of switch you pick will depend on your personal preference and budget. For a budget-friendly option, Outemu switches are a great choice.

The Keycaps

Keycaps are the plastic elements that cover each key on your keyboard. Like switches, keycaps come in various shapes, sizes, and colours. You can purchase pre-made keycap sets, but these can be expensive. Alternatively, you can 3D print your keycaps or purchase blank ones and customize them yourself.

Putting It All Together


Before assembling your keyboard, you must solder the switches onto the PCB. Soldering can be intimidating for beginners, but it’s a relatively simple process once you get the hang of it. You’ll need a soldering iron, solder, and a steady hand.


Once your switches are soldered onto the PCB, it’s time to assemble the keyboard. Start by placing the PCB into the case and securing it with screws. Then, attach the switches to the keycaps and place them into the case. Finally, connect the keyboard to your computer via USB and test it!


One of the best things about building your mechanical keyboard is the ability to customize it to your liking. You can change the keycaps, switch types, and even add custom lighting or other features. This is where the real fun begins!

Tips and Tricks for Building a Cheap Mechanical Keyboard

Building a cheap mechanical keyboard can be a rewarding and fun experience, but there are a few recommendations and tricks to keep in mind to ensure success.

Plan Ahead

Before you start building, ensure you have a clear plan. This includes choosing your components, creating a budget, and deciding on customization options.

Don’t Skimp on Quality

While you want to save money, don’t sacrifice quality for a lower price. Choosing high-quality components will ensure that your keyboard is durable and functions correctly.

Practice Soldering

If you’re new to soldering, practising on a spare PCB or switching before diving into your keyboard build is a good idea. This will help you get the hang of it and prevent costly mistakes.

Troubleshooting Common Issues with Your Mechanical Keyboard

Building your mechanical keyboard can be a satisfying experience, but like any DIY project, there are bound to be a few bumps. Here are some common issues you may encounter when building a mechanical keyboard and how to troubleshoot them.

Switches Not Registering

If you find that some of your switches are not registering when you press them, there may be a few causes. First, make sure that the switches are properly soldered onto the PCB. If they are not, reflow the solder and try again.

If the switches are correctly soldered, the PCB may be faulty. Try testing the PCB with a multimeter to see any shorts or other issues. You may need to replace the PCB if you find any problems.

Stabilizer Rattling

If you hear a rattling noise when you press specific keys, the stabilizers are likely not correctly installed. Check that the stabilizers are correctly seated in their sockets and lubricated. Adding a bit of lubricant to the stabilizers can help reduce the noise.

Key Chatter

Critical chatter occurs when a key registers multiple times with a single press. Several issues, including dirty switches or a faulty PCB, can cause this. Try cleaning the switches with compressed air or a contact cleaner. If the problem continues, you may need to replace the switches or PCB.

Unresponsive Keys

If some of your keys are completely unresponsive, it’s possible that the switches are faulty or that the soldering is incorrect. Test the switches with a multimeter to see if they are working correctly. If they are not, you may need to replace them. If the switches are okay, check that the soldering is correct and that there are no shorts or other issues with the PCB.

Lighting Issues

If you’ve added custom lighting to your mechanical keyboard and it’s not working correctly, there may be a few causes. Check that the LEDs are correctly installed and soldered onto the PCB. Make sure that the correct resistors are in place for each LED. If the issue continues, you may need to replace the LEDs or the PCB.


Building a cheap mechanical keyboard is a fun and rewarding experience that can save you money while providing all the benefits of a mechanical keyboard. With some planning and DIY skills, you can create your dream keyboard without breaking the bank. Remember to choose high-quality components, practice soldering, and have fun customizing your keyboard to make it truly unique. Happy building!

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Edge Computing: Redefining Data Processing for IoT



Edge Computing


In an increasingly interconnected world, the Internet of Things (IoT) has emerged as a technological revolution, changing the way we collect and utilize data. However, the massive influx of data generated by IoT devices has given rise to new challenges in data processing and management. Enter edge computing, a paradigm-shifting concept that is redefining how we handle data in the era of IoT.

The IoT Data Deluge

The Proliferation of IoT Devices

The IoT ecosystem is expanding rapidly, with devices ranging from smart thermostats to industrial sensors becoming commonplace. These devices generate an immense amount of data, often in real-time, and sending all of it to a centralized cloud server can lead to latency and bandwidth issues.

The Challenge of Latency

For certain applications, especially those that demand immediate responses, latency is a critical concern. Consider autonomous vehicles or remote medical monitoring systems. These applications require split-second decisions, and any delay in data processing can have dire consequences.

Enter Edge Computing

What Is Edge Computing?

Edge computing is a distributed computing model that brings computation and data storage closer to the data source – the edge of the network. Instead of sending all data to a remote cloud data center, edge devices process data locally or at nearby edge servers.

Benefits of Edge Computing

  1. Reduced Latency: By processing data closer to where it’s generated, edge computing drastically reduces latency, ensuring faster response times.
  2. Bandwidth Efficiency: Edge computing minimizes the need for continuous high-bandwidth data transfers to the cloud, making more efficient use of network resources.
  3. Enhanced Privacy and Security: Edge devices can perform data processing locally, improving data privacy and security by reducing exposure to the cloud.
  4. Offline Operation: Edge devices can continue to function and process data even when connectivity to the cloud is disrupted.

Use Cases

Smart Cities

In smart city projects, edge computing enables real-time analysis of data from various sensors, allowing for quicker responses to events such as traffic congestion or environmental issues.


In industrial settings, edge computing helps monitor machinery in real-time, predict maintenance needs, and optimize production processes.


Edge devices in healthcare can process patient data at the source, enabling faster diagnosis and treatment recommendations, especially in remote or critical care scenarios.

Challenges and Considerations

While edge computing offers numerous advantages, it also presents challenges:

  1. Infrastructure Requirements: Deploying edge servers and devices requires infrastructure investment.
  2. Data Synchronization: Ensuring data consistency and synchronization between edge devices and central systems can be complex.
  3. Scalability: Scaling edge computing solutions for large-scale IoT deployments can be challenging.


Edge computing is redefining data processing for IoT by moving computation closer to where data is generated. This paradigm shift offers reduced latency, improved privacy, and greater efficiency in handling the massive volumes of data generated by IoT devices. As technology continues to advance, edge computing will play a pivotal role in enabling the full potential of the Internet of Things.


  1. What is edge computing?
    Edge computing is a distributed computing model that processes data closer to its source, reducing latency and improving efficiency, especially in IoT applications.
  2. Why is reducing latency important in IoT?
    Low latency is crucial in IoT for applications like autonomous vehicles and real-time monitoring, where immediate responses are required.
  3. What are some examples of edge computing use cases?
    Edge computing is used in smart cities, manufacturing, healthcare, and more, enabling real-time data analysis and faster decision-making.
  4. What challenges does edge computing face?
    Challenges include infrastructure requirements, data synchronization, and scalability for large-scale deployments.
  5. How does edge computing enhance data privacy and security?
    Edge devices process data locally, reducing exposure to the cloud and enhancing privacy and security.


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The Ethics of AI: Addressing Bias and Fairness



Ethics of AI


Artificial Intelligence (AI) has made significant strides in recent years, revolutionizing industries, and transforming the way we live and work. However, this rapid advancement has also raised important ethical concerns, particularly regarding bias and fairness in AI systems. In this article, we delve into the ethics of AI, exploring the challenges of bias and fairness and the steps being taken to address them.

The Challenge of Bias in AI

What Is Bias in AI?

Bias in AI refers to the presence of unfair, prejudiced, or discriminatory outcomes in AI systems, often resulting from biased training data or algorithms. This bias can affect various aspects of our lives, from job applications to healthcare decisions.

The Impact of Biased AI

Biased AI can perpetuate and exacerbate existing inequalities in society. For example, biased facial recognition systems have been known to misidentify people of color more frequently than white individuals, leading to unjust consequences.

Fairness in AI: Why It Matters

The Importance of Fair AI

Fairness in AI is not just a matter of ethics but also a legal and social imperative. Fair AI ensures that AI systems provide equitable outcomes for all individuals, regardless of their race, gender, or other characteristics.

The Challenges of Defining Fairness

Defining fairness in AI is complex. It involves balancing various factors, including accuracy, transparency, and the avoidance of disparate impact. Achieving fairness often requires trade-offs.

Addressing Bias and Ensuring Fair AI

Diverse and Representative Data

To mitigate bias, AI developers must ensure that training data is diverse and representative of the population the AI system will interact with. This includes taking into account underrepresented groups and avoiding data that reflects historical biases.

Algorithmic Fairness

Developers are working on creating algorithms that incorporate fairness into their decision-making processes. These algorithms aim to reduce discriminatory outcomes while maintaining accuracy.

Transparency and Accountability

Transparency is a critical component of fairness. AI systems should be designed to provide explanations for their decisions, allowing users to understand how conclusions are reached. Additionally, accountability mechanisms must be in place to rectify biases when they arise.

Ongoing Monitoring and Auditing

AI systems should be subject to ongoing monitoring and auditing to detect and address bias. Regular assessments can help identify and rectify issues as they arise.

The Role of Regulation and Policy

Legal Frameworks

Governments and regulatory bodies are increasingly recognizing the need to address AI bias and fairness. Legal frameworks are being developed to hold AI developers and users accountable for biased outcomes.

Industry Standards

Tech companies and organizations are also taking steps to establish industry standards and best practices for ethical AI development. Collaborative efforts are crucial in addressing bias and ensuring fairness.


The ethics of AI demand that we confront the challenges of bias and fairness head-on. As AI continues to play a larger role in our lives, it is essential to ensure that its benefits are distributed equitably. By addressing bias, striving for fairness, and implementing transparent and accountable AI systems, we can harness the full potential of AI while upholding ethical principles.


  1. What is bias in AI?
    Bias in AI refers to unfair, prejudiced, or discriminatory outcomes in AI systems, often resulting from biased training data or algorithms.
  2. Why is fairness in AI important?
    Fairness in AI ensures that AI systems provide equitable outcomes for all individuals, regardless of their characteristics, and helps avoid perpetuating inequalities.
  3. How can bias in AI be mitigated?
    Bias in AI can be mitigated through diverse and representative data, algorithmic fairness, transparency, accountability, and ongoing monitoring and auditing.
  4. What role does regulation play in addressing AI bias?
    Regulation and legal frameworks are being developed to hold AI developers and users accountable for biased outcomes.
  5. Are there industry standards for ethical AI development?
    Yes, tech companies and organizations are working on establishing industry standards and best practices for ethical AI development to address bias and ensure fairness.


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GPS Jammers And Blockers Have Advantages When It Comes To Enhancing Security Measures



GPS Jammers

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Assuring personal security and privacy has risen to the top of the priority list in today’s technologically advanced world. It is essential to protect our location data in light of the growing use of GPS monitoring technology. 

Due to this, novel devices like GPS jammer and blockers have been developed. These tools have several benefits for strengthening security measures. Let’s investigate the advantages of GPS jammers and blockers and how they enable people to take charge of their privacy and security.

Reducing the Risk of Unauthorised Tracking

The capacity to manage access to our location data is crucial in a connected society where privacy is highly prized. A proactive approach to preventing unauthorized tracking is using GPS jammers, often known as Gps Signal Jammer or blockers. 

These gadgets prevent GPS tracking systems from precisely determining our whereabouts by interfering with GPS signals. This technology is especially useful when anonymity is crucial, such as during delicate business transactions or on personal trips.

Defending Against Threats

One of their key features is the capacity of GPS jammers and blockers to address possible risks posed by hostile people or illegal activities. These gadgets are essential in stopping thieves from using GPS tracking for their gain. Jammers establish a safe environment where people can function without worrying about being targeted by blocking GPS signals. 

They prohibit offenders from using GPS tracking to follow their activities, so they are especially useful for protecting high-value goods and shipments. People can bolster their security measures and defend themselves from potential dangers by using GPS jammers.

Boosting Individual Security

In modern society, personal safety is of the biggest significance. A useful way to improve personal safety is to use GPS jammers and blockers. These gadgets provide security in stalking or harassment situations by prohibiting offenders from employing GPS-tracking devices to keep tabs on their victims. 

People can do everyday activities without worrying about being continually watched or targeted by blocking GPS signals. Gps Blocker give people the power to take charge of their safety and give them peace of mind.

Jammer stores’ accessibility and convenience

Accessing GPS jammers and blockers has never been simpler, thanks to the existence of Jammer Store. These specialized shops provide a wide selection of equipment to meet different demands. People can find the gadget that best meets their unique needs, whether a GPS jammer, cell phone blocker, or mobile phone blocker

Additionally, jammer retailers offer knowledgeable advice and assistance to consumers, assisting them in selecting the best jammer for their security requirements. By making GPS jammers easily accessible to people looking to strengthen their security measures, jammer stores’ convenience and accessibility add to the beneficial effects of GPS jammers.

GPS blockers and jammers have proven effective instruments for boosting security protocols and safeguarding individual privacy. These tools enable people to take control of their location information and protect themselves from unauthorized tracking by blocking GPS signals. 

They are essential in fending off potential dangers, maintaining personal protection, and offering comfort. Individuals can quickly purchase these security-enhancing products and take preventative measures to safeguard their security and privacy, thanks to the convenience and accessibility of jammer stores. 

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