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Dave Challenger

Being me and life educated

Newport, Wales

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This user joined on 12/25/2018.

Projects I Like & Follow

Supplyframe DesignLab: 2023 Hackada…

Very easy to repeat and inexpensive pocket-sized DIY thermal imager

DIY pocket thermal imager

Supplyframe DesignLab: 2023 Hackada…

An Arduino UNO Compatible Board with isolated Glowing headers and some Extras

Uno Plus+

john-loeffler John Loeffler

Supplyframe DesignLab: 2023 Hackada…

Holo is a small ornament that achieves a naked-eye 3D holographic effect through the reflection of a beam-splitting prism. We developed a lo

Holographic Wifi clock based on ESP32

Supplyframe DesignLab: 2023 Hackada…

It is an Open Source –DIY- project. It can maintain its own balance and can be controlled remotely via Bluetooth connection.

LOTP Two-Wheeled Self-Balancing Robot

limenitis-reducta Limenitis Reducta

Step-by-Step guide on how Lithium Battery charger circuit works and full assitance for DIY protect charger through USB port.

DIY Protected Lithium Battery Charger (TP4056)

diy-guy-chris DIY GUY Chris

A fully custom Arduino E-Paper BLE clock in a 3D Printed case using nRF52832 with one year run time one a single 18650

Triink - low power BLE E-Paper Clock

aaron-christophel Aaron Christophel

A tiny little Arduino-compatible board with USB-C using the Atmega32U4.

Epi 32U4

rasmus-l Rasmus L.

A simple circuit that can work as a crystal radio (no power needed) or as a regenerative receiver for the FM broadcast band

When a crystal radio meets a regen receiver

andrea-console Andrea Console

weeBell brings the goodness of old telephones into the modern age in a portable package that speaks GUI, Bluetooth and Wifi

weeBell - personal central office for POTS phones

dan-julio Dan Julio

This is a 3D printed case designed to hold a Hakko T12 digital soldering iron controller board and click on to a M18 battery

Soldering Station for Milwaukee M18 Batteries

Battery powered, internet connected weather station

E-ink weather station (pumpkin edition)

A relatively cheap curtain that can display bitmap pictures or animations (videos in the "file" section)

Deluxe smart curtain

This is a tube amp build using only the 5V supply of a USB connector.

Battery tube amp using only 5V USB power

This simple circuit with an Op Amp LM358 produces a characteristic sound triggered by a flash of light, a touch or an electromagnetic pulse.

Triggered Sound Generator

burkhard-kainka Burkhard Kainka

A very useful test fixture to convert the voltage or impedance seen on its input to a variable frequency audible tone

Beeper Box: Analog V2F

A Smart Navigation and Safety System for the visually challenged

Walk-Bot

nilay-roy-choudhury Nilay Roy Choudhury

Yes, I know you can get AI based pothole detection for your phone, but what fun is that? Respect your distracted driving laws...

GPS Pothole Button, Raspberry Pi PICO and FRAM

sciencedude1990

Barometer + Barograph that presents the results in graphic form on a 20x4 LCD display.

Arduino Barometer + Barograph with BME280 Sensor

mircemk mircemk

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Bits

Tom Meehan wrote 11/22/2021 at 06:48

Thanks for liking my project https://hackaday.io/project/182677-mini-tabletop-tesla-coil-powered-by-an-arc-lighter I'll be posting updates and complete build instructions over the next 2 weeks.

Are you sure? yes | no

Ken Yap wrote 10/26/2020 at 17:31

Thanks for liking #Irreproducible clock !

Are you sure? yes | no