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Projects Richard K Collins likes and follows

40.3k
4.6k
61
Mostly 3D printer Rasppberry Pi 3D Scanner Rig
Project Owner Contributor

Raspberry Pi Zero 3D Scanner

vojislav-milanovicVojislav Milanovic

9.3k
4.5k
70
EBM - 3D Metal & Ceramic Printer - Electron Beam Melting
Project Owner Contributor

3D Metal & Ceramic Printer

agustin-cruzAgustin Cruz

3.5k
3.3k
12
How to generate frequencies below 10Hz using a PC, an amplifier, and a handful of components.
Project Owner Contributor

Extreme Low Frequency Signal Generator

joseph-eoffJoseph Eoff

5.3k
2.1k
36
Hack an optical mouse to detect seismic vibrations with a simple laser source, a hacked mouse lens and a physical cantilever arm setup.
Project Owner Contributor

Low-cost seismograph using optical mouse

subir-bhaduriSubir Bhaduri

34.9k
413
315
8 GHz BW, up to 1 TS/s ET Sampling I have ceased active development on this project. Please don't ask.
Project Owner Contributor

8 GHz Sampling Oscilloscope

ted-yapoTed Yapo

7.4k
47
50
An acoustic phased array that is able to create images and videos from sound
Project Owner Contributor

Acoustic Camera

john-duffyJohn Duffy

9.3k
41
45
A inverted pendulum using arduino and Grove-sensor
Project Owner Contributor

Open-Source inverted pendulum

tony-linTony-Lin

5.3k
40
29
A 4-channel EMG wearable (with a bracelet!) to control stuff with it.
Project Owner Contributor

uEMG - small 4-channel EMG wearable device

ultimate-roboticsUltimate Robotics

5.5k
36
28
A learning platform for optimizing solar systems energy output through alignment to our suns path across the sky.
Project Owner Contributor

SunTracker 2 Revision 3

frankFrank

14.5k
30
23
A CSI to USB converter using the CYUSB306x chip.
Project Owner Contributor

A CSI to USB converter

matyayMatYay

2.2k
25
24
Forearm Muscle-Based Finger Tracking Device
Project Owner Contributor

Open Muscle Finger Tracking Sensor

turfptaxTURFPTAx

6.9k
20
13
Who needs an AIM TTI I-prober 520 when you can make one yourself!
Project Owner Contributor

DRV425 Fluxgate Magnetometer Based Current Probe

ensgoldmineensgoldmine

1.5k
18
16
Homemade digital oscilloscope and spectrum analyzer, LCD display, 2.5 MHz sampling rate, 1 MHz analog bandwidth
Project Owner Contributor

Handheld oscilloscope and spectrum analyzer

mirel-paunMirel Paun

2.7k
18
19
A PDM to USB microphone using RP2040.
Project Owner Contributor

mico

mahesh-venkitachalamMahesh Venkitachalam

3.2k
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25
<$10. <10μm repeatable. >10kg capacity. Laser-cut 1/8" hardboard. For 100mm x 6mm rod, but semi-parametric. Handwheel or stepper drive. CAD.
Project Owner Contributor

A Cheap Compact Linear Slide

paul-mcclayPaul McClay

1.5k
15
4
Using scientific inquiry to diagnose and fix a laser cutter problem
Project Owner Contributor

Laser cutter ragged edge problem

peter-walshPeter Walsh

1.2k
11
7
Neuroscience: Real Time Electroencephalography Mind Reader for Physically Challenged Using Non-Invasive Brain Computer Interface (BCI)
Project Owner Contributor

Real Time Electroencephalography Mind Reader

ensafatefensafatef

583
7
4
A spectrometer with a sub-nanometer resolution that can see your laser's spectral fingerprint and watch it change colors.
Project Owner Contributor

Testing Lasers with a High-Resolution Spectrometer

wnodvikwnodvik

256
5
4
A couple of students I worked with this summer designed and built a VLF electromagnetic field (EMF) sensor.
Project Owner Contributor

Arduino Based Magnetic Field Sensor

alireza-dayerizadehAlireza Dayerizadeh

953
3
1
Minimalistic AC/DC circuits online simulator wriiten in Go
Project Owner Contributor

FoxySim - online AC/DC circuit simulator

alexey-voroninAlexey Voronin

155
3
1
Let's create earthquake early-warning (EEW) systems for every seismically-vulnerable community in the world!
Project Owner Contributor

OpenEEW : Earthquake early-warning for everyone

andres-meiraandres meira

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