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Johannes

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

Germany

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This user joined on 06/26/2018.

My Projects

An exposure box for PCBs made of UV LEDs

PCB exposure unit

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

Ultrasonic 3D scanner

A diy wide angle lens for my reflex camera

Lens for a reflex camera

Receiving 1.7GHz HRPT signals from NOAA satellites

Dish Rotator for NOAA images

Projects I Like & Follow

Hackaday Prize 2019

Modular Open Source Hardware Tablet that is easy to hack and can run a standard Desktop Linux Distribution (or Android)

DLT one - A Damn Linux Tablet!

Prof. Fartsparkle

Hackaday Prize 2019

Opensource, inexpensive, mobile thermal camera for use in electronics, home inspection, non-contact thermometer, heat distribution and more.

Open Thermal Camera

Hackaday Prize 2019

The Probe-Scope is an open source 60MHz 250Msps oscilloscope probe with all guts built right in, that plugs directly into your PC via USB

60MHz Bandwidth 250Msps Probe-Scope

Augmented Reality glasses using modified lowcost Android phones

Less than $100, high FOV, mobile AR glasses

Open source multimeter that measures more for less

DIY 6-digit multimeter

Quadrifilar helix antenna for GPS/GNSS

Active GNSS antenna

Marc-André Denis

A Unix-a-like OS for 8bit and other older micros

Fuzix OS

Final project for MIT's 6.013 Applications of Electromagnetics

Doppler Radar

A collapsible table projection system for tracing and cutting patterns and plans

Pattern/Plan Projector

6J2 vacuum tube preamp with 3.3V filament and plate voltage

Vacuum tube amplifier supplied entirely by 3.3V

Albert van Dalen

Fully manual twin-lens reflex instant film camera

L2 Camera

Vladimir Gorshenin

My take on an autonomous satellite image collector grabbing from NOAA 15/18/19. (Leave Behind - Collection Device)

NOAA LB-CD

Generates fully compliant 640x480 @ 60Hz VGA syncs and blanking signals with a low number of standard TTL ICs

TTL640x480

matseng matseng

We have extended our line of STM32L4 development boards to the STM32L4S9 to enable adding fast, low-power external SRAM

STM32L4S9 Development Board with External SRAM

Hackaday Prize 2019

With a normal camera you press the button before something happens, but with this camera it's the opposite !

Film In The Past

D62 F230 Achromat Telescope for astrophotography.

Pringles Astrophotography

A stationary radar that is constructed using an array of distance sensors.

Stationary Radar (LIDAR) Array With Arduino

Future proofing an old soviet Avrora 215 Super-8 camera

Digital Super-8 camera

View all

Bits

roelh wrote 11/04/2019 at 08:50

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

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

Are you sure? yes | no