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Roger Lewis

Analog, digital, assembler, software, systems ethical hacker by choice

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roger-lewis
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This user joined on 08/20/2016.

Things I've Built

1975: 1MHz xtal controlled alarm clock, '74 series TTL, 6 x 7 seg LEDs

74.4k
3.5k
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45V chinese magnetic field generator
Project Owner Contributor

EMP Generator

xylitolXylitol

40.3k
1.9k
15
114
An open-source, ultra-low cost, portable screening device for retinal diseases
Project Owner Contributor

Open Indirect Ophthalmoscope

ebin-philipEbin Philip

17.1k
6.7k
6
66
A smart sensor Node to trigger an action on a smartphone each time a physical change is detected (temperature, displacement, click...)
Project Owner Contributor

Triggy - Sensor Node for Life Automation

vinchVinch

14.6k
11.9k
8
161
tracking CubeSats faster, anywhere and anytime for everybody!
Project Owner Contributor

The Distributed Ground Station Network

hornighornig

12.1k
1.6k
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14
Can we build a great board for under $400 in less than 3 weeks? (using a few pre-made kit parts)
Project Owner Contributor

Electric Longboard

dudeskidaddydudeskidaddy

9k
101
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45
BunnyBot is a ROS based robot platform that can perform useful tasks using its built in gripper and vision system.
Project Owner Contributor

BunnyBot

jack-qiaoJack Qiao

7.7k
611
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54
A robot with a web GUI that can autonomously mix and pour cocktails
Project Owner Contributor

The Open Bar

dillon-nicholsDillon Nichols

7.7k
7.7k
3
45
Applying polymorphism to hardware enables users to do more with their devices while avoiding IoT pitfalls.
Project Owner Contributor

Polymorphic Hardware

trey-germanTrey German

3.6k
339
1
6
Take a DR-1x Yaesu Repeater and turn it into a DMR or DSTAR Repeater!
Project Owner Contributor

DSTAR Or DMR On a System Fusion Repeater!

richardRichard

2.9k
2k
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10
Trying some different ideas to combine Snap Circuits with Lego. In this first attempt, I built a mirror spinner.
Project Owner Contributor

An Experiment to Combine Lego and Snap Circuits

steve-schulerSteve Schuler

2.8k
177
5
7
This project will allow for the transmission of high quality audio, which isn't possible through Bluetooth, to speakers and headphones
Project Owner Contributor

Portable Wi-Fi DAC & Amplifier

hemanth-pemmarajuHemanth Pemmaraju

2.4k
2.1k
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5
Someone has been stealing my cookies and Arduino is going to help me find out who it is :D
Project Owner Contributor

Arduino Lie Detector

dante-roumegaDante Roumega

1.4k
1.5k
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2
In this tutorial, we will go through how to make Omega as a airplay music player.
Project Owner Contributor

Streaming Music With Airplay Using Onion Omega

onionioOnion.io

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81
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3
A rotary POV display using the Pi Zero.
Project Owner Contributor

piPOV

mincepimincepi

1.1k
945
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Ac Dimmer using triac and an android app with bluetooth to set the amount of energy to the AC load
Project Owner Contributor

AC Dimmer (MSP430) controlled with android

mauriciomauricio

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Combining an old Motorola radio Hand Held Control Head with a Radio Shack CB radio
Project Owner Contributor

Hand Held Control Head CB

qbfreakQBFreak

560
151
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We need to get up in the morning. This will wake us up no matter what.
Project Owner Contributor

Advanced Alarm Clock

james-rogersJames Rogers

262
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Eletronic jeans suspenders, with Gyros and vibration motor for feedback, to solve the "bad-posture" problem of Geeks.
Project Owner Contributor

Selfaware Suspender

kennyindustriesKenny.Industries

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