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Projects bobnet likes and follows

103
315
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Measure high temperatures with type K thermocouples (1300ºC).
Project Owner Contributor

Arduino Type K temperature indicator

joseanbraserojosean.brasero

26.5k
217
155
A scaleable approach to multi extrusion, easy to adopt in most CoreXY/H-Bot printer designs.
Project Owner Contributor

Tool Switching - Multi Extrusion

rolmierolmie

23.4k
194
52
I HAD to finally do this basic "exercice de style" in digital electronics, using some hundreds of transistors and diodes...
Project Owner Contributor

Yet Another (Discrete) Clock

yann-guidon-ygdesYann Guidon / YGDES

178
187
5
An ESP8266 based LED Clock that automatically sets the time and demonstrates many features of the Sming framework.
Project Owner Contributor

WiFi Clock

kevin-kesslerKevin Kessler

20.8k
174
110
Micron level manipulator, using printed and low cost components
Project Owner Contributor

6-Axis Micro Manipulator

david-brownDavid Brown

2.6k
140
19
The project described below uses a MH-Z16/MH-Z19 CO2 sensor and a DHT-22/DHT-11 to measure the Temperature and Humidity of the Environment.
Project Owner Contributor

CO2, Temperature and Humidity Monitor

bozBoz

11.2k
100
87
I am thinking for a while about how to teach young generation coding in a funny way.
Project Owner Contributor

Learn to code with this fidget spinner

nuri-erginerNuri Erginer

5.6k
82
45
PIC32 DMA can send a sine table to a DAC at >3.2 million samples/sec, making low distortion 100 KHz sine waves and using zero cpu cycles.
Project Owner Contributor

ZERO CPU load function generator

bruce-landBruce Land

16.7k
72
53
Always wanted to have Msps ADCs on a Raspberry ... Let's dig into it.
Project Owner Contributor

20Msps+ ADC RaspberryPi HAT

kelu124kelu124

4.9k
60
12
A high-precision, I2C-connected & configurable frequency/event counter good to 50+ MHz with 1Hz +/- 1 precision.
Project Owner Contributor

FreqCounter

sevSev

405
50
3
UNO bootloader, SD card, Clock RTC DS3231, NRF24l01 Plug, Voltage Regulator
Project Owner Contributor

arduIoT .com/U2 project

dimitri-synodinosDimitri Synodinos

762
45
5
My project is to split hydrogen from water using high frequency, high voltage and low current pulses and use that hydrogen to run an engine
Project Owner Contributor

HHO fuel cell

basil-areekal-eldoBasil Areekal Eldo

11.7k
42
38
Using PWM at an ultrasonic frequency, I've given Arduino 10-bit volume control for Tone() generation using nothing but the speaker.
Project Owner Contributor

10-bit Component-less Volume Control for Arduino!

lixie-labsLixie Labs

8.6k
32
21
3D printer filament counter (length measure) using a mechanical PS2 computer mouse and Arduino.
Project Owner Contributor

Coversion of PS2 mouse to filament counter

bin-sunBin Sun

3.7k
24
25
a no (wishful, but it's gonna be close) emission motor
Project Owner Contributor

Almost Perpetual Motion

actualdragonActualDragon

2.5k
17
11
Simple 20W HiFi amplifier based on the Adafruit breakout board for the max9744
Project Owner Contributor

Class D tubed amp

marcell-marosvolgyimarcell marosvolgyi

1.9k
11
9
Nice front panels for projects can be made by printing on laminated panels, a process made for wall decoration photographic images
Project Owner Contributor

Dibond-aluminium front panels

oaolsenO.A.Olsen

98
9
10
a parallel approach to a familiar problem, nicely wrapped up as an SPI slave
Project Owner Contributor

Linear-Time Sorter for FPGAs

joshua-vasquezJoshua Vasquez

574
9
5
simple motor generator using a fidget spinner with iron insertions, coils, magnets, reed switch, solar panels
Project Owner Contributor

motor generator (pulse motor ) solar powered

sciencetoolbarsciencetoolbar

2k
7
7
Turn the $50 Kindle Fire (2015) into a futuristic Star Trek interface
Project Owner Contributor

Fire PADD

blake-w-fordBlake W. Ford