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Projects Niels likes and follows

4.7k
4k
71
A fully open-source digital power electronics technology framework for fast prototyping switch-mode power supplies
Project Owner Contributor

DIY Power for all - OwnTech

jean-alineiJean Alinei

3.6k
3.1k
10
a project to be in control and notified of what the EZpass is exactly doing in that suspicious little white box
Project Owner Contributor

E-Zpass Privacy Automation

jordanJordan

21.7k
1.8k
230
Loko is the 12 gram GPS tracker with extreme battery life.
Project Owner Contributor

Loko-Offline GPS tracker with 270 days battery

akio-satoAkio Sato

979
1.3k
8
48 channel Opensource led light controller for many applications.
Project Owner Contributor

OLLC (Opensource Led Light Controller)

chris-jonesChris Jones

60.9k
430
322
Yet another Raspberry Pi Computer (non-official carrier board for CM4).
Project Owner Contributor

MirkoPC -> CM4 carrier board

mirkoMirko

2.3k
264
48
Off-grid, mesh network messaging on any radio or frequency. End-to-end encryption included.
Project Owner Contributor

Direbox - Off-grid mesh chat using any radio

federalfarmerFederalFarmer

460
161
3
Open Source Modular Laptop and Docking station
Project Owner Contributor

Project M0DUL4R

maker2222maker2222

18.5k
143
149
Open-source and open-hardware custom scientific RPN calculator
Project Owner Contributor

OpenRPNCalc

anton-poluektovAnton Poluektov

53k
123
113
A DIY oscilloscope probe to dig small differential signals embedded in high common mode voltages.
Project Owner Contributor

A 10X 100MHz Differential Probe

bud-bennettBud Bennett

18k
123
140
An ARM based scientific calculator
Project Owner Contributor

Scientific Calculator

ramn-calvoRamón Calvo

10.5k
109
75
MeshWalkie: A handheld Compact Wireless Multi-Tool for Lora and Hackers.
Project Owner Contributor

MeshWalkie

openembedOpenEmbed

9.3k
104
89
A robust and easy-to-build Cnc tabletop milling machine for precision work and soft metals machining
Project Owner Contributor

Heavy Desktop Mill

rinarRinar

14.1k
62
62
Power logger based on the INA3221 chip with TFT Display, SD card and battery (charging and monitoring) support
Project Owner Contributor

ESP32 3-Channel Power Logger

ovidiuOvidiu

14.5k
55
54
A USB-C PD Sink up to 20V 5A based on the Cypress CYPD3177 USB PD Controller
Project Owner Contributor

USB-C Power Delivery Sink - CYPD3177

magicwolfiMagicWolfi

5.5k
38
52
An emulator for the HP Voyager calculator series
Project Owner Contributor

HP15C Calculator Emulator

alxgarzaalxgarza

3.4k
29
22
To prevent our chickens from leaving their coop real early and waking up the neighborhood, I created this automated door for the coop.
Project Owner Contributor

Automated Chicken Coop Door

tsjakkaTsjakka

2.4k
28
35
My design for a desktop Calculator based on the original Nixie tubes IN-12, Walnut case, and Cherry-MX customized keyboard.
Project Owner Contributor

TORI Nixie Calculator

ohadharelohad.harel

3.3k
11
8
My attempt at a non-destructive LiPo retrofit for the unique-yet-somewhat-loathed HP 28S calculator
Project Owner Contributor

HP 28S LiPo Battery

tomcircuittomcircuit

578
7
5
A usable fix for a broken battery door on an HP28S Calculator
Project Owner Contributor

HP28S Battery Door Prosthetic

bharbourBharbour

146
4
4
More photos and videos available at: https://imgur.com/a/XchnCUN
Project Owner Contributor

Safe Cracker built for late 1800s Diebold safe

alex-carpenterAlex Carpenter

505
2
2
Mechanical Keypad and RPN Calculator
Project Owner Contributor

Euclid Keypad

justin-davisJustin Davis

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