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Projects chris likes and follows

48.8k
244
201
100 MSps 2ch oscilloscope based on Raspberry Pi Pico
Project Owner Contributor

RPScope

jgpeirojgpeiro

40.7k
213
227
a jumperless (solderless) breadboard
Project Owner Contributor

Jumperless

kevin-santo-cappuccioKevin Santo Cappuccio

747
182
2
A modular mixer where it's easy to add more channel strips.
Project Owner Contributor

Modular Multichannel Stereo Audio Mixer

david-moreno-monteroDavid Moreno Montero

18.2k
80
64
The multi-channel power supply (5 Channels up to 100W) solution designed to transform a standard USB port into a flexible energy source.
Project Owner Contributor

BenchVolt PD

eeengineer4everEEEngineer4Ever

15.4k
54
50
Making the most of non-ideal components in a non-ideal world.
Project Owner Contributor

Multislope ADC

nnniNNNI

11.1k
48
47
EPROM programmer too expensive? This isn't!
Project Owner Contributor

Relatively Universal ROM Programmer

anders-nielsenAnders Nielsen

9.1k
45
54
DIY extremely simple pocket computer Based on Raspberry Pi PICO+LCD+Buttons Software in circuitpython
Project Owner Contributor

PYPRCA - Python Programmable Calculator (computer)

bobriciusbobricius

10.3k
40
44
An open-source Analog Lock-In Amplifier LOCKDOWN: LOCK-In Device for Observing Weak and Noisy signals
Project Owner Contributor

LOCKDOWN: An open-source Analog Lock-In Amplifier

mark-omoMark Omo

6.5k
37
39
Chris' Really Awful Pi: so bad, it's good
Project Owner Contributor

CRAPi2040

chrisChris

3.2k
35
33
open-source hybrid digital piano with MIDI and Ethernet
Project Owner Contributor

open-source hybrid piano

greg-zweigleGreg Zweigle

1.9k
27
24
A tiny ESP32-S3 desktop gremlin made from brass and PCB, with OLED eyes, motors, sensors, audio, and an AI-connected personality layer.
Project Owner Contributor

TongDou

solitary-devsolitary dev

7k
23
33
CMOS Homemade Operational Amplifier module and a photo detector using it.
Project Owner Contributor

CMOS Homemade Operational Amplifier

mitsuru-yamadaMitsuru Yamada

4.9k
21
12
Exploring the innards of the battery
Project Owner Contributor

Ryobi 40V Battery investigations

donDon

2.5k
18
16
Rotary Encoder with USB Interface and NeoPixels
Project Owner Contributor

CH552 USB Knob

stefan-wagnerStefan Wagner

6.3k
11
18
This project re-purposes a cable as a voltage boosting device
Project Owner Contributor

Boosting voltage with a cable

craig-dCraig D

3k
10
18
Turning the classic analog physics simulation into an interactive experience with an accelerometer and a handheld CRT display
Project Owner Contributor

Ball-in-box simulator with REAL gravity

wlf647wlf647

1.8k
9
16
Handheld RISC-V Mini Game Console with OLED Display
Project Owner Contributor

CH32V003 RISC-V Mini Game Console

stefan-wagnerStefan Wagner

2.5k
8
10
A minimal 4-wire milliohm meter with 4.5 digit display
Project Owner Contributor

SDO Milliohm Meter v1

kuba-sunderland-oberKuba Sunderland-Ober

1.6k
6
10
A proof of concept which demonstrates how analog op amps can perform digital logic functions.
Project Owner Contributor

OP-Amps Gone Digital - A BCD to 7 Seg Converter

gschmidt958gschmidt958

2.5k
5
7
Home made thermocouple and an analog cold junction compensator which gives output voltage directly proportional to temperature in °C
Project Owner Contributor

Thermocouple Amplifier

rudraksha-vegadRudraksha Vegad

626
2
3
Combining basic opamp circuits for oscillators, comparators, inverting amplifiers with diode logic to create interesting RGB LED effects
Project Owner Contributor

Rainbow LED Effects using PWM Generated by OpAmps

bornachbornach

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