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David Macklom

Hacker, interested in just about everything related to electronics

Cedar Park, TX

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This user joined on 02/27/2016.

My Projects

RasPi controlled HDMI switch for RasPi Media centers

RasPi HDMI Switcher

Designing a modular attachment system for a home-build Hexacopter

Modular Hexacopter attachment system

Projects I Like & Follow

The 2018 Hackaday Prize

An open-source, 3D printed, high precision robotic arm with trainability

Dexter

Haddington Dynamics

The 2018 Hackaday Prize

An efficient and compact generator that can be coupled with wind turbines or water wheels to produce upwards of 100W

Portal Point Generator

Cheap DC powered LED Grow Light design, using off the shelf components and hardware store building supplies

Simple DC LED Grow Light

AVR (lordKiCAD)

For any Power Rangers fan out there

Wristwatch Walkie Talkie

Orlando Hoilett

Charlieplexed LEDs 3D-soldered together to make blinky platonic solids!

LED Polyhedron

AVR based chess computer

Chess Mate

The 2016 Hackaday Prize

An interactive device for helping a kindergarten class learn to play harmonica.

Classroom music teaching aid

Ambient lighting using a Raspberry Pi and recycled monitors

Raspberry Pi Video Wall

Stateful lighting for 3D printing

Illuminatrix

The reason of newly coming ARM based Arduino has gray terminals is not fashion but non-5V tolerant !! Here is an solution!!

Salvaged : Full 5V-tolerant Arduino ZERO compat.

Making audiences part of the show with toys and tools for internet streamers. Supports Twitch now, more on the way.

Internet Toybox for Twitch and Live Streams

Die, Master Monkey!

I needed a circuit to play a small audio sample loop. I made one using an Atmel, a resistor ladder DAC and an SPI flash memory

Partially-salvaged Arduino audio sample player

adria.junyent-ferre

IR Receiver or Demodulator module made using photo-transistor BPW 77NB and standard NPN amplifier transistor PN2222A working on Arduino Due

Custom IR Remote demodulator for Arduino Due

Produce a working Wozniak design blue box

WoZ Bluebox hardware recreation

cprossu cprossu

HID USB relay based on ATTINY45 with optoisolated inputs

USB relay for Raspberry Pi, Windows ...

some experiments with the fm module that features an atmega32

MMR-70 - cheap radio module

Uses a PiZero,Thermo sensor,Neopixel Ring and AdafruitIO to sense & report fever status so kids can stay home from school & build more gear.

The Fever Tracker

A WiFi enabled Neopixel Display

Wifi101 Neopixel Throwie

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Bits