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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
40 Likes
johannes
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This user joined on 06/26/2018.

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

PCB exposure unit

johannesJohannes

5.5k
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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

920
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A diy wide angle lens for my reflex camera
Project Owner Contributor

Lens for a reflex camera

johannesJohannes

717
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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

25.8k
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Open source multimeter that measures more for less
Project Owner Contributor

DIY 6-digit multimeter

jaromirsukubajaromir.sukuba

17.7k
674
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For artists, vinyl stores, recording studios, or music lovers
Project Owner Contributor

VinyGo, a stereo vinyl recorder

mras2anmras2an

13.8k
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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

13.4k
134
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Raspberry pi based open source device with SDR and easy to use controls for exploring RF signals and data.
Project Owner Contributor

SDR dock 1.0

kaushlesh-c-kd9vfuKaushlesh C. ( KD9VFU )

12.8k
105
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AIRAMP is a retro style music MP3 player for desktop based on the legendary Winamp media player software...
Project Owner Contributor

AIRAMP MP3: Bringing Winamp Into The Real World!

victor-serranoVictor Serrano

8.1k
76
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Quadrifilar helix antenna for GPS/GNSS
Project Owner Contributor

Active GNSS antenna

marc-andr-denisMarc-André Denis

7k
25
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Fully manual twin-lens reflex instant film camera
Project Owner Contributor

L2 Camera

vladimir-gorsheninVladimir Gorshenin

6.8k
67
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low power laser projector for AR glasses to display vector graphics
Project Owner Contributor

AR Glasses

jayframejayframe

5.9k
40
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A contraption to help feed solder efficiently single handed.
Project Owner Contributor

One Handed Manual Solder Feeder

mulcmumulcmu

5.4k
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An opensource compact ultrasonic anemometer/weather station
Project Owner Contributor

QingStation, Ultrasonic Anemometer/Weather Station

jianjia-maJianjia Ma

4.7k
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
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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

4.1k
56
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Do you answer their call?
Project Owner Contributor

A Traveler Has Arrived

lutetiumLutetium

3.7k
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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

3.6k
19
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Future proofing an old soviet Avrora 215 Super-8 camera
Project Owner Contributor

Digital Super-8 camera

xabi-zXabi Z

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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

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to find, seek
Project Owner Contributor

The Journey Begins

failbotFailbot

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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

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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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