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Projects Alexander likes and follows

30.5k
748
39
In this period of isolation, I'm trying to build an oximeter with parts already in house. An oximeter is made by two leds and a photodiode.
Project Owner Contributor

Oximeter do it yourself

giulio-ponsGiulio Pons

939
718
7
I love these vintage VFD tubes!
Project Owner Contributor

IV-18 VFD Clock

sjm4306sjm4306

638
639
5
We have used Arduino to control the push pull solenoids.
Project Owner Contributor

Imagine Dragons - Believer - Arduino Cover

tinandjartinandjar

58.2k
553
412
Experience freedom of communication without borders, operators, networks, fees !!! Create your own network, your own rules !!!
Project Owner Contributor

ARMACHAT - Doomsday wireless QWERTY communicator

bobriciusbobricius

481
466
3
A device that adds volume control over WiFi to balanced audio
Project Owner Contributor

WiFi Balanced Audio Volume Control

adam-demuriAdam Demuri

39.7k
359
363
Pocket sized ESP32 display board with 180µW Always On Display and Gyro Controls
Project Owner Contributor

Low Power ESP32 Handheld

maxkMax.K

27.1k
263
252
VFD-equipped personal augmentation platform
Project Owner Contributor

Singularitron - Modular Cyberwatch

zack-freedmanZack Freedman

130
137
2
A digital clock that shows the time in binary on a 6x3 grid of LEDs.
Project Owner Contributor

Binary Clock

prestonpreston

4.4k
68
61
An emulator that backs up and plays physical GameBoy, GameBoy Color and GameBoy Advance cartridges on your TV!
Project Owner Contributor

GameBoy Console

pixelcircuitsPixelCircuits

9.8k
50
42
Look mum, no ADC!
Project Owner Contributor

FPGA + 3 R + 1 C = MW and SW SDR Receiver

alberto-garlassiAlberto Garlassi

3.6k
37
37
Tiny microcontroller dev board, wristwatch and timer "It's not a smart watch, it's a watch for smart people"
Project Owner Contributor

MI/O

m-bindhammerM. Bindhammer

2.7k
27
29
Microwave synthesizer - experiments with microwave black magic
Project Owner Contributor

Microwave synthesizer 4-7GHz

michal777michal777

7.6k
20
15
A little board to play with the CH552 MCU
Project Owner Contributor

CH552 Dragon

just4funJust4Fun

20
18
A breadboard adaptor so you can prototype your ESP-01
Project Owner Contributor

ESP-01 Breadboard Adaptor

miguel-reisMiguel Reis

3.3k
16
26
A Weather Station Which simulate the real-time weather of your location by changing the colors of the showpiece.
Project Owner Contributor

DIY Weather Station In The Form Of Desk Plant.

mukesh-sankhlaMukesh Sankhla

2k
13
14
Wanting to get more development boards of this little 8-bit MCU out into the wild
Project Owner Contributor

CHUSBIE552 - CH552 Development board

gee-bartlettGee Bartlett

1.5k
9
12
Just a normal mouse which will give you true feeling of gun firing in games.
Project Owner Contributor

When Sound is not enough to feel the firing in the

tinandjartinandjar

584
7
10
Chainable and addressable 7-Segment Display based on Padauk PFS154.
Project Owner Contributor

Intelligent 7-Segment Display based on Padauk MCU

timTim

364
6
8
Reviving a design from Elektor in 1980, with light and touch-sensor variations in a freeform BEAM build
Project Owner Contributor

Greater Simple Sound Effects

paul-gallagherPaul Gallagher

1.3k
5
5
Stop overcharging your phone battery overnight. This puts your lipo batteries on a strict diet by limiting the mAh passing over a USB cable
Project Owner Contributor

Calorie Restricted Phone Charging

bornachbornach

2k
3
15
An attempt at creating random patterns through sound and light using PRBS
Project Owner Contributor

PRBS-driven sound and light sculpture

eirik-brandalEirik Brandal

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