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J

Holistic Architect

Pennsylvania
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j

This user joined on 04/09/2021.

29.3k
651
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In this period of isolation, I'm trying to build an oximeter with parts already in house. An oximeter is made by two leds and a photodiode.
Project Owner Contributor

Oximeter do it yourself

giulio-ponsGiulio Pons

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All Sky meteorite camera build under 150$.
Project Owner Contributor

Cheap All Sky camera project with Raspberry Pi

jippo12jippo12

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Experimental case testing 3D printed "waterproofing" and water resistance.
Project Owner Contributor

Water Resistant 3D Printed Enclosures

progressthProgressTH

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I explain a concept for an active (motorized) omni-directional treadmill that is cheaper and easier to build than most others
Project Owner Contributor

A Cheap Active Omni-Directional Treadmill

finallyfunctionalfinallyfunctional

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Bringing a vintage DIY binary counting computer back to life
Project Owner Contributor

Restoring the TRANSBINIAC computer

johnJohn

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Here I build a external GNSS module for mobile devices without or unsatisfactory navigation GNSS option.
Project Owner Contributor

GNSS bluetooth module with u-blox NEO8N

dechemistdechemist

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Nice little all-Band radio easy to build
Project Owner Contributor

DIY Arduino+Si4730 All band receiver(LW,MW ,SW,FM)

mircemkmircemk

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A new tutorial! This time I chose to build an Arduino Bluetooth Controlled car. This is the easiest Arduino Robot Car.
Project Owner Contributor

ARDUINO BLUETOOTH CAR ARDUINO UNO|L293D|HC-05

m-tech-ideasM TECH IDEAS

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282
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All laser cut, low cost efficient clear face shield for medical providers with no 3D printing
Project Owner Contributor

Flatiron Face Shield

andrew-blackstockAndrew Blackstock

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Unique tool and desktop or wind sill trinket to alert when the ISS is overhead.
Project Owner Contributor

3D Printed ISS desktop beacon and IFTTT notifier

lanceLance

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Bluetooth that actually works...
Project Owner Contributor

Bluetooth For 2008 Chrysler Grandvoyager

saabmanSaabman

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Control and animate a RGB LED-Strip with any IR remote control.
Project Owner Contributor

RGB LED-Strip, controlled by IR remote control

rootfrogsmakesrootfrogsMakes

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Actually a kind of "Pre-exposure prophylaxis (PrEP)", breathing you own filtered air might help you avoid getting COVID-19
Project Owner Contributor

DIY PPE for COVID-19 infection avoidance

joejasniewskijoe.jasniewski

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An Intel 8080 emulator running on Parallax Propeller P2 hardware designed to emulate retro arcade hardware
Project Owner Contributor

Propeller P2 Retro Games Project

graham-coleGraham Cole

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Breakout a feather board to Arduino R3 Layout!
Project Owner Contributor

Feather R3 Adapter

mitchMitch

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a universal IR remote controller with only WIFI connection required by RTL8722DM
Project Owner Contributor

Universal IR remote controller

michael-zhangMichael Zhang

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In this project we show you how to turn a cheap RC car into a programmable robotic vehicle that you can use in all sorts of projects.
Project Owner Contributor

Simple programmable robotic vehicle - $20 or less

jeffjeff

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Use Arduino MKR boards and shields with your Raspberry Pi
Project Owner Contributor

Arduino MKR bridge HAT for Raspberry Pi

hwhardsofthwhardsoft

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