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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

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

Ultrasonic 3D scanner

An exposure box for PCBs made of UV LEDs

PCB exposure unit

Projects I Like & Follow

The 2016 Hackaday Prize

Building an HMD with no special parts, to make work easier and safer

Arduino Glasses a HMD for Multimeter

Hackaday Prize 2019

8MHz Z80, 128kB banked RAM, RTC, Disk on SD, Basic and Forth interpreters, CP/M 2.2 and 3, cross Assembler and C (SDCC) toolchains

Z80-MBC2: 4ICs homemade Z80 computer

The 2017 Hackaday Prize

Miniature VT100 with all the bells and whistles

diy-VT100 - A Miniature hardware terminal

Kuldeep Singh Dhaka

A tiny homemade radio telescope I built which can take pictures IN RADIO.

Tiny Radio Telescope

Gonçalo Nespral

The 2017 Hackaday Prize

A device that monitors the statistics of the magnitude and the 3-D direction of seismic noise might detect earthquakes before they happen.

Device for Seismic Noise Analysis

The 2018 Hackaday Prize

Documentation of the 3rd generation of my ultrasonic phased array project. Levitating stuff, directional speaker, haptic feedback and more!

Open Source Ultrasonic Phased Array

Augmented Reality glasses using modified lowcost Android phones

Less than $100, high FOV, mobile AR glasses

The 2018 Hackaday Prize

Chapter 1 : Raspberry Pi Zero W Stepper Motor Module Balancing Robot and 3d Printer - CNC Machine

Raspberry PI Module for Robotics Mythololgy (1)

The 2018 Hackaday Prize

Turn almost any flat surface into a sensor using cheap piezos and time difference of arrival.

TapTDOA

A fully hardware debounced rotary encoder.

Hardware Debounced Rotary Encoder

An attempt to design and deliver universal and accessible radiaton analyser to be used in nuclear spectroscopy

Gamma PIN - Semiconductor Radiation Detector

Marcin Wachowiak

The idea is to do DSP on a FPGA with audio from microphones. This is a project I've started in order to learn FPGAs and Verilog.

Phased Array Microphone using FPGA

Martin Berglund

Cheap Scanning Tunneling Microscope

STM, Budget Style~~

Bat like sonar sensor that can track multiple targets and estimate angle of arrival using chirps and cross correlation in near real time.

Bat Sonar

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

TTL640x480

matseng matseng

My aim for this project is to create a slightly larger radio telescope, which is able to observe signals on the 21cm hydrogen line

Slightly bigger radio telescope

Gonçalo Nespral

Beam-formed ultrasonic distance sensor

Ping#

This project is to build experimental, safe and insulated AC power source for Power Electronics projects.

Building Experimental Insulated AC Power Supply

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