SemiVoice

8 months ago

LIVE DIY: Make Your Own Light Operated Appliance

➀ This article provides a detailed guide on how to create your own light-operated appliance.

➁ It covers key aspects such as interfacing an LDR with appliance control, installing the light-operated appliance, and understanding how the LDR sensor functions.

➂ The purpose of using a light-operated appliance and its basic operation are also introduced.

DIY LDR

8 months ago

Vehicle Theft Detector with Alarm and Backup Power

➀ The article describes a DIY vehicle theft detector with alarm and backup power; ➁ The detector uses a main circuit with a buzzer alarm and a sensor mounted on the vehicle; ➂ The system triggers an alarm when the vehicle is tampered with or moved.

DIY

9 months ago

Controlling Electrical Devices Using Motion Sensor

➀ This article introduces a DIY project using an Arduino Nano and a PIR motion sensor to control electrical devices; ➁ The system detects human movement and activates or deactivates devices accordingly; ➂ The project is suitable for automating household or office systems for convenience and energy efficiency.

DIY arduino electronics

9 months ago

Decorative Automatic Garden Watering System

➀ The proposed decorative and automatic garden watering device automates watering by monitoring real-time soil moisture levels; ➁ It employs a soil moisture sensor to ensure optimal water delivery; ➂ The device is designed to promote healthy plant growth and conserve resources.

Automation DIY

BLDC Motor DIY Microchip Motor Control Reference Design electronics

Compact BLDC Motor Reference Design

➀ This reference design introduces a compact BLDC motor controller optimized for high performance and efficiency in micro-mobility applications. ➁ The controller, designed by Microchip, supports up to 3kW power levels and features advanced control algorithms for precise torque and speed control. ➂ The design includes a robust three-phase inverter stage and various safety protections, making it suitable for e-scooters and e-bikes.

tweaktown

about 1 year ago

Fractal releases 3D printing files for its tiny 'North Pi' concept Raspberry Pi case

1. Fractal Design releases 3D printing files for its North Pi case for Raspberry Pi devices. 2. The case is designed to be compact and stylish, with dimensions of 105 x 50 x 96mm. 3. The project encourages DIY enthusiasts to download and print their own cases, potentially expanding to larger mini-tower cases in the future.

3D printing DIY Raspberry Pi

pcwatch

about 1 year ago

Solder-Free! Kit to Modify Mini 4WD for Smartphone Operation

1. Introduces a solder-free modification kit for mini 4WD cars, allowing smartphone control; 2. Features NFC connection assistance and onboard tuning dial for easy setup; 3. Supports advanced customization with additional motors and caterpillar tracks for separate left and right movements.

DIY Mini 4WD Smartphone Control

tomshardware

Apple DIY Hacking consumer electronics gaming innovation technology

AirPods Pro hacked using Faraday cage and microwave as a jammer to fool geofencing — enthusiast activates hearing aids feature in AirPods Pro in geoblocked India

➀ A tech enthusiast in India used a Faraday cage and a microwave jammer to bypass geo-blocking and unlock the hearing aid feature on AirPods Pro; ➁ The hack allows users to use AirPods Pro as hearing aids at a significantly lower cost compared to traditional hearing aids; ➂ The tech community is sharing this DIY solution to help those in geoblocked areas access the feature.

DIY SOS Device for Emergency Alerts

➀ This article describes a DIY SOS device project that uses a GSM module to send emergency alerts; ➁ The device is designed to be small and discreet, suitable for children, the elderly, and those in need of quick assistance; ➂ The article provides detailed instructions on building the device, including components list, circuit connections, and programming.

DIY electronics

Making Your Own Programmable IndusPhone Design (Part 3)

➀ This article is the third part of a series on constructing a programmable IndusPhone; ➁ It covers topics such as extracting contacts and phone book from a SIM card, designing a calculator, and creating a dial pad for the phone project; ➂ The article is aimed at DIY enthusiasts and professionals interested in hands-on learning and electronics.

DIY electronics

DIY Microchip Motor Control Power Tools electronics

Portable Power Tool Reference Design

➀ This article introduces a portable power tool reference design by Microchip Technology; ➁ The design uses high-performance BLDC/PMSM motors and offers advanced features for efficiency and user safety; ➂ It includes a wide input voltage range, precise motor control, and robust connectivity.

tomshardware

Raspberry Pi powers impressive Halloween haunted house light show

➀ An impressive Halloween light show powered by Raspberry Pi; ➁ The project, created by G8HCB, uses over 25,000 LEDs; ➂ The light display is synchronized with music and includes animated elements like pumpkins and ghosts.

DIY LED Raspberry Pi gaming

DIY Music electronics technology

Music Bundle builds your own synth and DJ mixer

➀ The Music Bundle allows users to build their own synth and DJ mixer with components like circuit boards, screens, and speakers. ➁ The DIY set includes Jay-D DJ Mixer and Synthia for coding synthesizers, with the ability to record samples using a built-in MEMS microphone. ➂ The kit requires assembly and soldering, with a free tool pack included for the process.

11 months ago

Seeking a safe space to charge vape batteries

➀ Discusses the safety concerns of recharging lithium-ion cells from vapes; ➁ Describes a risk-reducing strategy using a borosilicate glass cooking pot and a current-limited charger; ➂ Highlights the importance of caution and the absence of built-in safety circuits in these cells.

Charging DIY Engineering PC Safety battery gaming technology

3D printing DIY Engineering monitor

11 months ago

Needed a short bracket for a VESA 75 monitor

➀ The author needed a wall mount for a 15.6in portable monitor and struggled to find a suitable one for VESA 75. ➁ The solution came from printing a custom mount using a 3D printer. ➂ The design process took about two hours, and the mount is made of PETg with a 2mm shell and 30% infill. It holds the monitor securely.

electronicdesign

11 months ago

Dev Kits Foment Development in the Maker Community

➀ Arrow Electronics showcased a range of tools, technologies, and kits at the 2024 Hannover Maker Faire; ➁ These offerings were aimed at fostering development within the maker community; ➂ The event aimed to support innovation and creativity among makers.

DIY EDA HPC NVIDIA PCB SK Hynix electronics gaming