Engineering
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DigiKey Announces Winners of Smart Home & Wearables Project Contest 2025 with Circuit Digest THIEF RIVER FALLS, Minn., USA – DigiKey, the global distribution leader of electronic components and automation products, announces the winners of its Smart Home & Wearables Project Design Contest 2025 with Circuit Digest. Engineers, makers, students and hobbyists across India were invited to submit their innovative project ideas for a chance to win prizes worth ₹7,00,000 and free… |
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ESP32-S3 Sensor Hub: 8 Sensors on a Single Compact PCB Maker MagmaBow has unveiled a high-density security development board that challenges the traditional "one sensor, one device" model. Built around the powerful ESP32-S3 module, the project successfully integrates eight distinct sensors including thermal IR, Time-of-Flight distance tracking, and dual accelerometers onto a single, compact PCB. By consolidating these components into one footprint… |
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PI's TOPSwitchGaN Flyback ICs Make Resonant Topologies Optional at 440 W Delivering 440 W of power typically requires sophisticated resonant topologies, but Power Integrations (PI) has changed that with its TOPSwitchGaN flyback IC family, based on its PowiGaN tech and TOPSwitch architecture. These ICs featuring 800 V PowiGaN switches make designing circuits easier for engineers and often remove the need for a heat sink through cooler operation. Gallium… |
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DigiKey Launches Engineering Unlocked Video Series THIEF RIVER FALLS, Minn., USA – DigiKey, the global distribution leader of electronic components and automation products, announces the launch of its new video series, Engineering Unlocked. The three-episode series explores how modern tools, open communities and STEM education are reshaping the future of electronics design. From rapid prototyping platforms to real-world maker ecosystems, this… |
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Raspberry Pi-Based 5” Portable Homelab Michael Klements built this 5-inch Raspberry Pi based lab rack by scaling down his actual lab rack by 50%, making it eight times smaller while preserving full rack-mount functionality. 3D printed using just 220g of filament with precision M3 brass inserts and screws, this portable homelab fits in your backpack yet powers a complete network stack. The setup includes an OpenWrt router running on… |
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Future Electronics and SnapMagic Announce CAD Model Integration to Support Faster Design Cycles Montreal, Canada – Future Electronics, a leading global distributor of electronic components, and SnapMagic, a provider of CAD models and design enablement tools for electronic components, have announced the launch of integrated SnapMagic CAD models across the Future Electronics global online catalog. Engineers can now download verified symbols, footprints and 3D models directly from supported… |
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Maker Builds 120,000-Lumen 1.5kW Water-Cooled Flashlight A maker recently engineered an extreme, portable lighting system built around one of the brightest LEDs available, capable of producing more than 120,000 lumens while consuming roughly 1.5 kW of power. Because such an LED generates enormous heat, traditional cooling methods quickly fail. To prevent thermal damage, the project focuses heavily on a liquid-cooling system designed to dissipate… |
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Simple Self-Timing Electric Motor Built from Scratch A maker recently demonstrated how to build a fully functional self timing electric motor using only basic electronic components, no microcontrollers, motor drivers, or brushes required. The minimalist design uses a single transistor, two hand-wound coils, a battery, and a pair of neodymium magnets mounted on a rotating shaft. Instead of relying on electronic timing… |
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This DIY Build Cuts Human Reaction Time by 10% - Touch of a Cyborg? A split second can decide who wins and who loses and this DIY project proves that even milliseconds can be engineered. By building a compact sensor rig with affordable electronic components, the creator achieved a measurable 10% boost in muscle reaction speed. The system relies on surface electromyography (sEMG) sensors to detect the tiny electrical signals produced by muscles at the exact… |
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Wrist-Mounted Grappling Hook Project: Spider-Man Web-Shooter IRL? A YouTube channel named The Amazing PhD has presented an engineering project that showcases the development of a wrist-mounted grappling hook system, a compact mechanical device inspired by fictional gadgets but implemented using real-world engineering principles. In the video, the creator documents the complete design and development process, explaining how the system integrates a projectile… |
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Kochi-Based EyeROV Announces Tunnel Survey Completion at 4,000 Feet on the Heels of ₹13 Crore Raise EyeROV, an underwater robotics startup, has completed what it claims is “one of the longest tunnel surveys in North India, marking an important step forward for advanced tunnel inspection and monitoring in the country.” According to EyeROV, the tunnel leakage monitoring was notable for being carried out at an altitude of around 4,000 feet above sea level. The announcement further stated… |
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L&T Semiconductor and Andes Technology Enter Long-Term RISC-V Collaboration L&T Semiconductor Technologies (LTSCT) announced an IP License Master Agreement with Andes Technology, a RISC-V processor IP provider. The agreement outlines financials, modification rights, and the legal boundaries around confidentiality and tech support. The companies are set up for long-term collaboration, which will allow LTSCT to bring custom-engineered semiconductor solutions to… |
