battery
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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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Ultra-Low-Power Neuromorphic Chip Enables Always-On Voice Detection A new neuromorphic chip has shown it can perform continuous voice activity detection while using extremely low power, addressing a major challenge in devices that rely on batteries or operate at the edge of a network. The chip identifies human speech with very fast response times by running neural network calculations in the analog domain. This method keeps voice detection running without… |
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DIY Underwater Jetpack: Shark vs 100 kg of Thrust Makers at the YouTube channel CPSdrone took on the challenge of trying to outswim a hungry shark. They pictured getting on the Aquadart 770 Extreme, which is supposed to go at a maximum speed of 25 km/h and saw themselves becoming lunch. On a mission to outperform this underwater sea scooter, they started with thrust testing motors in a water tank in their workshop. They tried the… |
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Unitree's A2: An Industrial-Grade Robot Designed for Real-World Deployment Unitree Robotics has introduced the A2. It’s an actual industrial-grade quadruped robot that can carry heavy loads and work in various scenarios. The robot has a dual battery system, and the hot-swappable design allows the swapping of batteries without having to turn it off. While the battery is installed, the robot weighs 37kg and can walk for 3 hours (12.5km) carrying 25kg of load. Without… |
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DigiKey’s Portfolio Grows to 16.5 Million Parts with Major Q2 Expansion DigiKey had a major Q2 expansion, bringing on 127 new suppliers and over 236,000 new products. Of these additions, at least 32,000 are new product introductions (NPIs) that are all in stock and ready for same-day shipping. This expansion bumps DigiKey’s total portfolio to over 16.5 million products. The list of new suppliers includes DeGirum (AI tools), Minew (IoT tracking devices),… |
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TI Introduces Predictive Battery Gauges to Maximize Runtime in Portable Devices Texas Instruments (TI) has unveiled two new battery fuel gauges (BQ41Z90 and BQ41Z50). These gauges use Dynamic Z-Track™, a predictive algorithm that is known to deliver industry-leading accuracy in monitoring battery charge and health. Setting them apart from traditional methods, this adaptive tech can achieve state-of-charge and state-of-health readings within 1% error, which helps extend… |
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SlimeVR Butterfly Trackers for VR, Motion Capture, and Much More SlimeVR has introduced its new wireless full-body tracking solution based on the success and experience of previous versions. It improves comfort, adds battery life, and is lighter. Each tracker in the system contains an IMU sensor that wirelessly sends data to your PC or smartphone. The SlimeVR Server software uses the data in relation to your body’s proportions and headset position to… |
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Valtrack V4, A Low-Power 4G LTE GPS Vehicle Tracker Valtrack V4 by Valetron Systems is a GPS vehicle tracking device designed for 4G-LTE CAT1 networks with global band support. The device is built around the Espressif ESP32-C3FH4 RISC-V chipset. It helps log routes, track locations in real-time, and prevent theft through an onboard LIS3DH 12-bit, 3-axis accelerometer motion sensor. It connects directly to a vehicle’s 12 V lead-acid… |
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DIY 3D-Printed RC Car Hits 48 kmph with Custom ESP32 Electronics Lizard is a remote-controlled race car project published by TRDB. It’s all 3D printed components minus the wheels and powered by a custom electronics system based on the ESP32 microcontroller. Designed to be customizable, the Lizard features a rear-wheel drive system with open differential, independent suspension, and double Cardan joints. The drivetrain and chassis are printed using PETG… |
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India Develops NASICON Structured Sodium Ion Battery with Six Minute Rapid Charging Researchers at the Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR), Bengaluru, have developed and tested a sodium-ion-powered battery capable of hitting 80% charge in a mere 6 minutes and retaining over 80% capacity even after 3,000 cycles. This development, based on a NASICON-type anode material, is a promising substitute for conventional lithium-ion batteries for electric… |
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Hyundai Motor Group Launches Battery and Electrification Research Centre at IIT Delhi Campus Hyundai Motor Group has officially opened the Hyundai Centre of Excellence for future mobility technology at IIT Delhi. This new research hub is part of a long-term partnership between Hyundai and India’s premier institutes of technology. It will focus on nine key projects covering battery cells, system testing, battery management systems, boosting energy density,… |
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DIY Mini ESP32 Handheld Gamepad: A Compact Retro Gaming Experience If you love retro games and enjoy DIY electronics, this project made by YK Electrical is perfect for you. It’s a tiny handheld gamepad powered by an ESP32, lets you play classic games like Snake, Pong, and Dozer. And the best part is you can customize it however you want and even add more games to the console to make it even more fun. This mini handheld gamepad is easy use and compact in size… |
