VoltJots | Electronics and IoT

NEWS & ARTICLES

WiFi Killer? How Wi-Fi HaLow is breaking barriers in wireless communication

Wi-Fi HaLow is revolutionising wireless communication with its 900 MHz frequency, offering extended range, better obstacle penetration, and energy efficiency for rural and off-grid connectivity.

Can hardware designs keep pace AI’s appetite for memory?

AI's memory demands are skyrocketing, making memory selection crucial for hardware design, as it directly impacts performance, efficiency, and stability across various applications from data centres to edge devices.

Zoborg: a cyborg darkling beetle with a backpack!

Zoborg is a cyborg darkling beetle equipped with a tiny wireless backpack that controls its movement, allowing it to navigate complex environments like rubble in disaster zones with impressive agility and success rates.

A quick look at the new CrowPi 3 Station

CrowPi 3 is an educational kit packed with tools and devices for learning electronics and programming, designed for students and creators to explore their projects without limits.

China speeds up rare earth element approvals for European firms

China's offering a fast track for European companies to get rare earth elements crucial for electric vehicles and renewable energy, aiming to ease supply chain issues amid the ongoing US-China trade tensions.

From bench to bedside: Europe’s medical sensor revolution

Europe's medical sensor scene is buzzing with innovations like graphene-based diagnostics, powerful laser diodes for DNA analysis, and advanced ultrasonic transducers, all aimed at improving health monitoring and diagnostics in everyday settings.

Spotting bad batteries before they malfunction

New ultrasonic testing method spots hidden battery issues in real time, cutting fire risks and failures while being fast, non-invasive, and low-cost for easy use in labs and production.

PROJECTS & TUTORIALS

Chess meets tech!

Build an automated chessboard to bring the game to life! With self-moving pieces powered by magnets and a computer brain, you can focus on strategy without lifting a finger.

A cooler way to regulate current

Here's a clever way to reduce self‑heating errors in current regulators by cross‑connecting a complementary pair of LM317 and LM337 devices so that a shunt regulator handles most of the heat while the main regulator stays cool and accurate.

Tutorial: Understanding passive devices in electronics

Passive devices like resistors, inductors, and capacitors are essential for building circuits, as they store or dissipate energy without generating it, and they always provide attenuation rather than amplification.

Is this the Tini-est Tetris?

Build your own pocket-sized Tetris game using an ATtiny85 and an OLED SDD1306 screen, with all the necessary files available on GitHub for easy assembly.

System design with Vitis Unified

Creating embedded systems with Vitis Unified lets you combine software, High Level Synthesis Modules, and RTL modules for a flexible solution, especially when working with AMD Zynq and Versal adaptive SoCs.

Smart-wearable device for hand-tremor correction

Do you want to create some smart wearable tech? This wearable corrects hand tremors in real-time using a modular system on the PIC16F13145, filtering out unwanted movements to enhance digital interaction for users with Parkinson's and similar conditions.

PRODUCTS

Raspberry Pi releases standalone IMX708 camera sensors

Raspberry Pi's Camera Module 3 Sensor Assemblies are now available from $15, offering the same high-resolution capabilities as the original module but in a compact form for custom projects.

Nordic's new power management IC

Nordic’s nPM1304 PMIC combines advanced system management and ultra-low power fuel gauging in a single compact chip, designed for next-gen wearables and sensors that demand high power efficiency and a small footprint.

Ultimate upgrade for the Amstrad CPC enthusiasts

The ULIfAC Multi-Function Board modernises the Amstrad CPC by letting you load disk images and ROMs from USB storage, expand RAM and ROM capacity, boost loading speeds, and manage everything with new built-in BASIC commands.

Shrike – A Low-cost FPGA board with RP2040 MCU, Renesas ForgeFPGA and open-source tools

Shrike is a budget-friendly FPGA board that combines a Renesas ForgeFPGA with a Raspberry Pi RP2040, offering plenty of GPIOs, USB Type-C power, and MicroPython support for easy programming.