Your Wireless Keyboard is NOT Wireless...but mine is.

The video opens by questioning the conventional notion of a wireless keyboard. The hosts point out that many keyboards labeled as wireless still rely on a cable for charging or battery maintenance, which contradicts the idea of true wirelessness. They explain the basic principle of wireless power transfer through inductive coupling, noting the efficiency limits and short effective range inherent to the technology. The discussion then pivots to a practical, low-cost DIY solution: adding a Qi-compatible receiver coil to virtually any wireless keyboard to truly free it from a power tether. They emphasize that a complete, off-the-shelf wireless charging keyboard is rare and expensive, and present a step-by-step approach to embed a receiver inside the keyboard and route power from a USB port through the case. The segment ends with a candid look at the challenges, including placement sensitivity, potential interference, and the trade-offs between aesthetics, cost, and practicality, followed by closing thoughts and reflections on future implementations. In the second part, the hosts dive into the hardware details. They describe the standard wireless power system based on a transmitter coil and a receiver coil, including the conceptual flow of electricity and magnetic fields. They showcase inexpensive five-watt receiver modules available on major marketplaces and discuss how these can power a five-volt keyboard, with higher wattage options available for more demanding devices. A hands-on modification sequence is shown: disassembling a keyboard, locating the USB power rail, identifying VCC or VBUS test pads, and soldering a receiver coil into a new home inside the keyboard. They also cover practical tips like reusing USB cables, Kapton tape for fixing components, and the importance of keeping transmitter and receiver coils as close as possible to maximize power transfer. The narrative remains focused on balancing cost, feasibility, and user experience, ultimately insisting that a truly wireless keyboard is achievable for a modest budget if one accepts some fiddling and testing. The final portion assesses real-world viability and alternatives. They test the DIY setup under a desk pad and discuss placement challenges, especially for keyboards with metal chassis or unusual form factors. The Angry Miao Cyberboard is highlighted as a premium alternative with built-in wireless charging, contrasted against the DIY approach that aims to stay affordable and accessible. The hosts critique the overall ecosystem, arguing that established brands should have offered true wireless charging for keyboards years ago, and invite audience input on the topic. They conclude with a recap of costs, a demonstration of a proof-of-concept under a Northern Lights desk pad, and a forward-looking idea of embedding wireless charging into the desk surface for stealth and convenience, inviting viewers to share results and experiences.

Topics · technology · hardware · maker · diy electronics · wireless charging · computer peripherals · etiquette_and_design