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alexleffell

mit student who likes making things.

Cambridge, Massachusetts

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This user joined on 11/17/2016.

My Projects

2021 Hackaday Prize

Glowing Low Poly Mask ..... for raves and such

The Mask

TENS device + toy EEG = endless fun

BattleBoysTM

Projects I Like & Follow

Official Hackaday Prize Entry

The open source 3D Printable Raman Spectrometer using a RaspberryPi and easy to find off the shelf components..

ramanPi - Raman Spectrometer

Follow for the 'Hacklet' and latest news about hackaday.io

Hackaday.io Project

The 2018 Hackaday Prize

A smaller and cheaper open source brushless motor

PCB Motor

carl-bugeja Carl Bugeja

A piezo inkjet printer built from scratch

DIY Inkjet Printer

dominik-meffert Dominik Meffert

Hackaday Prize 2020

Freedom of communication without borders, operators, networks, fees ! Your own network, your own rules ! Long range radio communicators

ARMAWATCH & ARMACHAT - long range radio messengers

The 2017 Hackaday Prize

The only thing worth doing, is the thing worth doing right!

DAV5 V3.01 Raman Spectrometer

david-h-haffner-sr David H Haffner Sr

The 2018 Hackaday Prize

Make & 3D print your own phone with sensors, displays, electronics, batteries and antennas. Customize Android and do exactly your thing!

Kite : Open Hardware Android Smartphone

shree-kumar Shree Kumar

The 2015 Hackaday Prize

Arduino compatible indoor navigation system with small form factor.

LPS Mini

gran-nordahl Göran Nordahl

Compact, ESP8266 based, battery powered, multi target De-Auth attack implementation.

Weekend on the Dark Side

rand-druid Rand Druid

Open source, easy to assemble type of DIY laser cutter and engraver. http://en.smartdiys.com/smart-laser-mini/

DIY Desktop Laser Cutter

The 2017 Hackaday Prize

A computer invented, designed and built from scratch. Custom CPU on FPGA.

A2Z Computer

The 2017 Hackaday Prize

Quickly identify radioactive materials with a pocket-sized ion chamber. Built from standard parts for easy manufacture and low cost.

Open Radiation Detector

carlos-garcia-saura Carlos Garcia Saura

An indoor location system (RTLS) based on the UWB radio chip from decawave DWM1000 and an arduino.

Localino: Open Source Indoor Localization System

The 2018 Hackaday Prize

A 75 watt MPPT Solar Charger with tons of features. Efficiency > 97%, USB interface, data logging, 2 USB charging ports and much more...

High Efficiency MPPT Solar Charger

lukas-fssler Lukas Fässler

The 2016 Hackaday Prize

A WiFi Security Swiss Army Knife

ESPTool

daniel-griehaber Daniel Grießhaber

A PCB mill inspired by open source CNC 3D printers with a custom design to fit standard size copper clad boards (6" x 4" / 160mm x 100mm)

Sub $200 PCB Mill that doesn't suck!

timo-birnschein Timo Birnschein

HOW TO INSTALL A DNA READER AT HOME

DIY DNA SEQUENCER

alexander-sokolov Alexander Sokolov

The 2018 Hackaday Prize

The WEEDINATOR project continues .... The inevitability of robots working on farms draws ever nearer ....

WEEDINATOR 2019

goat-industries GOAT INDUSTRIES

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