PCB
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Meet the ESP32-DIV V2: The Open-Source "Flipper Zero Killer?" If you've been following the world of portable pentesting tools, you know the Flipper Zero reigns supreme. But for the makers among us who prefer "built not bought," a serious contender has arrived. Creator CiferTech has just released the ESP32-DIV V2, a completely open-source, multi-band wireless testing toolkit that aims to be a more accessible and customizable alternative to commercial… |
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Ultra-Low VCE(sat) NPN and PNP Bipolar Transistors from Diodes Incorporated Maximize Power Density and Efficiency in Compact Automotive Designs Diodes Incorporated (Diodes) (Nasdaq: DIOD) today announces an expansion of its automotive-compliant* bipolar transistor portfolio with the introduction of the DXTN/P 78Q & 80Q series. These ultra-low VCE(sat) NPN and PNP transistors deliver industry-leading conduction efficiency and thermal performance, optimized for demanding automotive power switching and control. The twelve high… |
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SFO Technologies to Set Up Greenfield Electronics Facility in Theni, Tamil Nadu NeST Group’s flagship company, SFO Technologies, exchanged a memorandum of understanding (MoU) with the Tamil Nadu government at the TN Rising Conclave in Madurai. The MoU is for its plans to establish a greenfield electronics manufacturing facility in Theni, Tamil Nadu. The exchange happened in the presence of Chief Minister M.K. Stalin and Industries Minister Dr T.R.B. Rajaa. The… |
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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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wafer.space, Silicon Fabrication Made Accessible Through Pooling Acquiring custom chips usually means dealing with complex negotiations and a large minimum order requirement. wafer.space is a pooled fabrication solution to that. You submit your design through an automated system and, in return, get 1000 identical bare dies or chip-on-board (COB) assemblies (each bonded to a small PCB). The area to design your chip is standard, a slot measuring 3.88 mm × 5.… |
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Wireless Stepper Motor Controller with ESP32 and TMC2240 The Internet of Things (IoT) has revolutionised how we control devices, enabling seamless remote monitoring and operation over a network. This tutorial presents an innovative solution for remote stepper motor control, allowing you to precisely adjust its position, monitor its performance, and receive real-time feedback directly from a simple web browser. For those… |
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Vishay Launches TSM41 IP67 Multi-Turn SMD Cermet Trimmers for Harsh Environments Vishay Intertechnology has introduced the TSM41 series of industrial-grade, multi-turn surface-mount cermet trimmers. They are designed to fit constrained applications and work in harsh environments, with a 4 mm by 4 mm size, -55 °C to +140 °C range, and IP67 sealing. They occupy less space on a circuit board compared to older versions, as the case is 42% smaller. The range of… |
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Vishay Launches 1500 W TVS Diodes in Compact SMB Package for Automotive Applications Vishay Intertechnology has released a new series of surface-mount transient voltage suppressors (TVS) that are rated at 1500 W. Designed for reliable performance in automotive systems, the T15BxxA (unidirectional) and T15BxxCA (bidirectional) series are qualified to AEC-Q101 standards and can operate at temperatures up to +185 °C. These devices, packaged in the compact SMB (DO-214AA)… |
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How to build a Wearable Air Quality Monitor Pendant using STM32 & SGP40 Sensor Indoor and outdoor air pollution significantly impacts human health, causing respiratory issues and reducing life expectancy. Personal air quality monitoring has become essential for protecting ourselves from harmful airborne contaminants like volatile organic compounds (VOCs), particulate matter, and toxic gases. This DIY wearable air quality monitor pendant… |
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Arduino Introduces Nano R4 Featuring RA4M1 MCU, Built for Space-Constrained Applications Arduino has released the Nano R4, a compact development board designed to help users traverse seamlessly through every stage of product development. The board is powered by the same chip used in the popular UNO R4, the Renesas RA4M1 microcontroller, which features 256 kB of flash memory, 32 kB of SRAM, and 8 kB of EEPROM, running at 48 MHz. The Nano R4, being designed specifically for… |
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Mind Link: A DIY Brain-Computer Interface Built from Scratch Creator, AstroSam, built a functional prototype of a brain-computer interface (BCI), called Mind Link. It reads brain signals from a simulated 32-electrode array and sends them to a computer to visualize right away and possibly process later. The build combines custom PCBs, firmware, and magnetic connectors. The project is open-source and documented from scratch. The system consists of… |
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3-Axis Accelerometer from Murata Offers Ultra-Low Drift and Noise for Industrial Use Murata has introduced a 3-axis accelerometer called the SCA3400-D01. It is designed for use in structural health monitoring, machine control, inertial measurement units, construction tools and systems, tilt sensing, levelling & platform stabilization, and positioning & guidance systems. 3-axis sensing means measuring motion or tilt in X, Y, and Z directions. The ultra-low noise… |
