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Koen Schram

Long time electronics and ICT enthusiast. Professional university college educator.

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This user joined on 06/04/2015.

Projects I Like & Follow

Hackaday Prize 2019

Homemade 8MHz Z80 SBC, 128kB banked RAM, RTC, SD (HD emulation), Basic and Forth interpreter, CP/M 2.2 and 3, UCSD Pascal, Fuzix and more...

Z80-MBC2: a 4 ICs homebrew Z80 computer

A project researching the capabilities and use of the newly available ESP8266 low-cost WiFi module.

ESP8266 WiFi Module Library

The 2017 Hackaday Prize

No iron, no cry! Build a mini 4MHz Z80 64kB RAM system with Basic and Forth interpreters, CP/M 2.2, QP/M 2.71, Assembler and C toolchains

A 4$, 4ICs, Z80 homemade computer on breadboard

The 2015 Hackaday Prize

Designing an open source, modular bench power supply to rule them all.

Bench Power Supply

the-big-one The Big One

Official Hackaday Prize Entry

An open-source "smart watch" that can be built from easily available parts, and assembled by hand. Designed for hackers

OSHWatch

jared-sanson Jared Sanson

An optimized "re-mix" of Adafruit's GFX library (and LCD drivers) for Arduino (AVR).

PDQ_GFX optimzed AVR LCD graphics

A 16 bit RISC computer with video display, from just a few TTL and memory chips. Online C compiler and simulator available.

Kobold K2 - RISC TTL Computer

From raw RF samples of the GPS L1 C/A signal to a position fix, in a completely open fashion

Full Stack GPS Receiver

Mike "Hamster" Field

Pavapro is tiny programmer you can bring anywhere. You can load binary file into it and bring/use it as you wish. And a bit more than that.

Pavapro - portable AVR programmer

jaromirsukuba jaromir.sukuba

Supplyframe DesignLab: 2022 Hackada…

This radio receiver is capable of receiving all MW and SW bandwidth, and can also operate as an SDR receiver, so with the help of PC and app

DIY SW , MW , Retro look Radio with ESP32/Si5351

mircemk mircemk

The 2015 Hackaday Prize

Chocometer is an open source near infrared sensor aiming glucose measurements without pain.

Chocometer

The aim of this project is to make a desktop cnc machine with at least A3 working area (420x297 mm), Z < 100mm with sub 300 EUR budget.

CNC desktop laser/dremel mill/microscope

The 2018 Hackaday Prize

The Vampire Charger takes in any AC or DC voltage that may be findable in an emergency situation and delivers it safely to your USB device.

Vampire Charger

aaron-swartz-day Aaron Swartz Day

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

Fuzix OS

The 2015 Hackaday Prize

An escape from the tyranny of low-quality soundcards

DrDAC USB Audio DAC

Add a second brain to your Arduino Mega

RetroShield for Arduino Mega

This is about a small experiment I did, building a diode and then a triode out of a car tail light lightbulb

Poor Man’s Triode

A collection of documents detailing tips and tricks in GNURadio.

SDR Cookbook

Mechanical Advantage

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Bits

roelh wrote 09/13/2019 at 06:49

Hi Koen, thank you for following #Kobold K2 RISC computer !

Are you sure? yes | no