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Daily Hardware Discoveries — Archive

Each edition is balanced across categories. Browse by day.

The Digi-Comp I, a plastic mechanical computer from 1963

Adafruit
The Digi-Comp I is a vintage educational toy from 1963 that simulates binary computation using mechanical components. · It employs logic rods and tubes to provide a hands-on…
Insights: The Digi-Comp I is notable for its historical significance as an early educational tool that made computing concepts accessible to young learners. · It appeals to vintage…
vintage computingeducational toySTEM

EEVblog 1765 – This $19 ESP32 Makes Home Automation EASY

Eevblog
The video demonstrates how to use a Waveshare ESP32 RS485 module to enhance the functionality of a Brink Flair 400 home air ventilation system. · It showcases the process of…
Insights: This project highlights the versatility and affordability of the ESP32 module, making it an attractive option for home automation enthusiasts. · By integrating AI-generated code,…
ESP32home automationAI-generated code

How The Grid’s Harmonic Filters Keep The Power Clean | Hackaday

Hackaday
The article explores how harmonic filters are used in national electrical grids to clean up power after HVDC to AC conversion, ensuring a stable and clean sinewave. · Jordan…
Insights: Harmonic filters are crucial for maintaining the integrity and efficiency of power grids, making them a key area of interest for those in the energy sector. · For Tindie sellers…
harmonic filterspower gridHVDC

Building A Hammond Organ To Understand How They Work | Hackaday

Hackaday
Uri Tuchman built a hand-cranked Hammond organ replica to explore its electromechanical workings, showcasing the simplicity and ingenuity behind the original design. · The organ…
Insights: This project is notable for its educational value, providing insight into the mechanics of early electronic instruments, appealing to DIY enthusiasts and music technology…
musical instrumentsDIYelectromechanical

Hacking A Cat Litter Box

Hackaday
Joseph DiGiovanni reverse-engineered a Litter Robot 4 to run custom automations without relying on the manufacturer's cloud service. · He used ESPHome to create a custom firmware…
Insights: This project highlights the growing trend of DIY smart home modifications, appealing to tech-savvy pet owners who value privacy and customization. · It showcases the potential for…
smart homeDIYautomation

Rohm’s New Oscillation Device Paves Path to Terahertz Commercialization - News

All About Circuits
Rohm has introduced a second-generation terahertz wave oscillation device using resonant tunneling diodes, offering four times the output power of its predecessor. · This new…
Insights: Rohm's advancement in terahertz technology is significant as it addresses the size and cost limitations of conventional terahertz sources, potentially opening new markets and…
terahertzoscillationresonant tunneling diodes

v1.27.0-preview: all: Bump version to 1.27.0-preview.

GitHub
The update to version 1.27.0-preview indicates ongoing development and improvements in the project. · This version bump is part of the MicroPython project, a lean implementation…
Insights: MicroPython is crucial for developers working with microcontrollers, offering a lightweight Python implementation that is easy to use and efficient. · This update highlights the…
MicroPythonversion-updatemicrocontrollers

UPDATED GUIDE: Adafruit SCD-4x – True CO2 Temperature and Humidity Sensors #AdafruitLearningSystem @Adafruit

Adafruit
The Adafruit SCD-4x guide has been updated to include details on interfacing with the new SCD-43 sensor breakout. · This sensor is capable of measuring CO2 levels, temperature,…
Insights: The SCD-43 sensor breakout is notable for its ability to provide accurate environmental data, crucial for applications in smart homes, greenhouses, and industrial settings. · Its…
sensorsenvironmental monitoringArduino

Sleeper E-bike Has Solenoid Display | Hackaday

Hackaday
A maker named [GRMNT] transformed a vintage Bianchi road bike into a sleeper e-bike, maintaining its classic look while adding modern electric capabilities. · The conversion…
Insights: This project stands out for its blend of old-world charm and modern technology, appealing to those who appreciate both vintage aesthetics and innovative engineering. · It's…
e-bikeconversionvintage

EEVblog 1761 – Micsig MHO14 Tablet Oscilloscope TEARDOWN

Eevblog
The EEVblog 1761 video features a teardown of the Micsig MHO14, a 4-channel, 200MHz, 6th generation tablet oscilloscope with an integrated multimeter. · The video highlights…
Insights: The Micsig MHO14 tablet oscilloscope is notable for its compact design and integration of multimeter functionality, appealing to electronics enthusiasts and professionals who need…
oscilloscopeteardownelectronics

Myo Action Augmentation Tech Forces Your Muscles to React More Quickly - Hackster.io

Hackster.io
Myo Action is a technology developed by the University of Chicago that aims to reduce the delay between the decision to move and the actual muscle movement. · It utilizes…
Insights: Myo Action is notable for its innovative approach to bridging the gap between intention and action, potentially benefiting fields like gaming, sports, and rehabilitation. · This…
wearable techEMSreaction time

You Gotta Want It

Hackaday
The article reflects on the nostalgic impact of the Radio Shack 200-in-1 electronics kit, which inspired many to pursue careers in electronics by offering a hands-on learning…
Insights: This piece underscores the timeless appeal of educational electronics kits, which continue to serve as a gateway for budding engineers and hobbyists. · For Tindie sellers, this…
electronicseducationnostalgia

EEVblog 1759 – ACES Hardware Meetup (Startup Hardware is Hard)

Eevblog
The 10th ACES hardware meetup in Sydney featured a variety of talks and demonstrations from hardware startups and innovators, showcasing their projects and insights. · Highlights…
Insights: This meetup is notable for bringing together a diverse group of hardware innovators, offering insights into the current trends and challenges in the hardware startup ecosystem.…
hardwareinnovationnetworking

The Shutter Makes This 3D Printed Camera Special | Hackaday

Hackaday
A 3D printed camera with a unique sliding shutter design offers a variable speed feature, which is a challenging aspect for homemade cameras. · The shutter mechanism uses a rubber…
Insights: This 3D printed camera shutter is notable for its innovative approach to achieving variable shutter speeds, a feature that is typically difficult to replicate in DIY projects.…
3D printingcameraDIY

A true telnet BBS hosted on a Casio calculator

Adafruit
A creative project has successfully hosted a bulletin board service (BBS) on a Casio VX-4 calculator, showcasing the device's unexpected capabilities. · The project involves…
Insights: This project is notable for its innovative use of vintage technology, appealing to enthusiasts of retro computing and electronics. · It demonstrates the potential for repurposing…
retro computingCasio calculatorBBS

OpenAI Calls For California To Strengthen Its AI Safety Laws

Engadget
OpenAI is advocating for stronger AI safety regulations in California, specifically calling for amendments to the existing SB 53 framework to enhance safeguards for frontier AI…
Insights: This development is significant as it reflects a growing awareness and responsibility among AI leaders to ensure the safe deployment of advanced technologies. · For Tindie sellers…
AI safetyregulationsOpenAI