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Johannes

I'm an electrical engineer and I like to create things for fun.

Germany
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31 Followers
10 Following
5 Projects
39 Likes
johannes
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This user joined on 06/26/2018.

735
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0
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An exposure box for PCBs made of UV LEDs
Project Owner Contributor

PCB exposure unit

JohannesJohannes

5.1k
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This project's goal is to gather 3D images via ultrasonic distance measurements and a sensor array.
Project Owner Contributor

Ultrasonic 3D scanner

JohannesJohannes

900
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A diy wide angle lens for my reflex camera
Project Owner Contributor

Lens for a reflex camera

JohannesJohannes

616
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Receiving 1.7GHz HRPT signals from NOAA satellites
Project Owner Contributor

Dish Rotator for NOAA images

JohannesJohannes

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A simple lux meter for my photolab
Project Owner Contributor

Lux Meter

JohannesJohannes

21.4k
79
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Open source multimeter that measures more for less
Project Owner Contributor

DIY 6-digit multimeter

jaromir.sukubajaromir.sukuba

14.8k
436
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For artists, vinyl stores, recording studios, or music lovers
Project Owner Contributor

VinyGo, a stereo vinyl recorder

mras2anmras2an

12k
155
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The PySpectrometer is a Python (OpenCV and Tkinter) implementation of an optical spectrometer for the Raspberry Pi.
Project Owner Contributor

Raspberry Pi Spectrometer

LesWrightLesWright

8k
92
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AIRAMP is a retro style music player for desktop based on the legendary Winamp media player software...
Project Owner Contributor

AIRAMP: Bringing Winamp Into The Real World!

Victor SerranoVictor Serrano

7.4k
76
8
79
Quadrifilar helix antenna for GPS/GNSS
Project Owner Contributor

Active GNSS antenna

Marc-André DenisMarc-André Denis

6.2k
61
16
49
low power laser projector for AR glasses to display vector graphics
Project Owner Contributor

AR Glasses

JoelJoel

5.7k
23
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Fully manual twin-lens reflex instant film camera
Project Owner Contributor

L2 Camera

Vladimir GorsheninVladimir Gorshenin

4.6k
8
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A collapsible table projection system for tracing and cutting patterns and plans
Project Owner Contributor

Pattern/Plan Projector

QuinnQuinn

4.2k
46
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An opensource compact ultrasonic anemometer/weather station
Project Owner Contributor

QingStation, Ultrasonic Anemometer/Weather Station

Jianjia MaJianjia Ma

4k
55
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Do you answer their call?
Project Owner Contributor

A Traveler Has Arrived

LutetiumLutetium

3.2k
25
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Digitize a vintage spring-drive 8mm camera. Not for the sake of convenience, but for the enjoyment of video recording.
Project Owner Contributor

A Spring-Drive Digital Movie Camera

AIRPOCKETAIRPOCKET

3.2k
21
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Transfer digital pictures on to analog b&w paper with a monochrome LCD and a darkroom.
Project Owner Contributor

Digital Picture to Analog Darkroom print

MuthMuth

2.8k
25
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A unique way to add linear motion to a 3D print without using any external hardware.
Project Owner Contributor

Putting the flex on flexures

David TuckerDavid Tucker

2.8k
16
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Future proofing an old soviet Avrora 215 Super-8 camera
Project Owner Contributor

Digital Super-8 camera

Xabi ZXabi Z

2.6k
9
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The third iteration of direct digital UV printer / exposure unit for alternative print making
Project Owner Contributor

Direct digital negative UV printer - MkIII

David BrownDavid Brown

1.5k
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to find, seek
Project Owner Contributor

The Journey Begins

FailbotFailbot

960
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The Slootmotor is the one vehicle that truly delivers an alternative. Powered by self-harvested fuel, straight from local sources.
Project Owner Contributor

UITSLOOT

Gijs SchalkxGijs Schalkx

475
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Easy to build workbenches, that you can hand a cut-list to the big-box-store and assemble at home with glue and screws and simple tools
Project Owner Contributor

OpenWorkbench

Peter van der WaltPeter van der Walt

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roelh wrote 11/04/2019 at 08:50 • point

Hi Johannes, thanks for liking the #1 Square Inch TTL CPU !

  Are you sure? yes | no

Kris Winer wrote 10/20/2019 at 22:39 • point

Thanks for following my STM32L4S9 Development Board with External SRAM project!

  Are you sure? yes | no

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