Close

Your browser (Internet Explorer) is out of date.

Update your browser for more security, comfort and the best experience on this site.

Update Internet Explorer'

Projects Donnie Agema likes and follows

40.8k
213
227
a jumperless (solderless) breadboard
Project Owner Contributor

Jumperless

kevin-santo-cappuccioKevin Santo Cappuccio

8.3k
28
30
Turning a piece of electronic waste into a free development board.
Project Owner Contributor

Free Devboard From a Used-up Temperature Logger

arduinocelentanoarduinocelentano

8.3k
24
21
A needed update to an older project.
Project Owner Contributor

A Slim 10x 100MHz-10MHz-1MHz Differential Probe

bud-bennettBud Bennett

1.6k
18
14
Documenting my efforts to use up the various electronics bits and pieces I've collected over the years.
Project Owner Contributor

Use It Up!

dan-julioDan Julio

5.9k
14
16
RNS on FPGA: Revisiting an Unusual Number System for Modern Signal Processing
Project Owner Contributor

Winter, FPGAs, and Forgotten Arithmetic

bertrand-selvaBertrand Selva

1.1k
11
10
Massively parallel operations in a 64kx1 DRAM from the 1980ies
Project Owner Contributor

Compute In Memory in Ancient DRAM

timTim

875
10
7
A working >1Ghz Differential probe
Project Owner Contributor

1.2Ghz-1.5Ghz Differential Probe

isai-bISAI B

436
9
13
A PCIe card that allows remote power control of a desktop PC via WiFi/Zigbee (no WOL)
Project Owner Contributor

Too Lazy To Press A Button, So I Built A PCIe Card

scavenragescavenrage

787
7
5
Make a Dobsonian reflector telescope as cheap or as sophisticated as you wish
Project Owner Contributor

DIY Telescope On A Sliding Scale

acvanpacvanp

575
6
3
Authentic replication of T. Townshend Brown's actual experiments.
Project Owner Contributor

High Voltage Electrogravity Experiment

michael-perroneMichael Perrone

417
5
5
Tiny 24-core RISC-V cluster you can hold in your hand — cheap, open-source, and ready to run parallel workloads.
Project Owner Contributor

1.3GHZ for only 10 bucks

rmingonrmingon

562
5
2
This device has some modes built-in, based on Transcranial Electric Stimulation. Including one based on MIT Dormio for influencing dreams.
Project Owner Contributor

M97 (tACS, tDCS interface, dreams influencing)

sylar-robert-jonesSylar Robert Jones

328
4
2
Dollar Store Laser Pointer Interferometer
Project Owner Contributor

Dollar Store LEGO Interferometer

dlwortman1dlwortman1

135
4
2
Universal hacker tool
Project Owner Contributor

System Perseus

adam-skrivanekAdam Skrivanek

129
3
3
A professional-looking VFO for your radio projects without spending a fortune on touchscreen, rotary encoder or complex hardware.
Project Owner Contributor

The Ultimate Smartphone VFO ESP32 & Si5351 Wireles

mircemkmircemk

2.5k
3
3
Royal Raymond Rife is known for his microscopes, and electronic device constructed by him called the Rife Machine
Project Owner Contributor

How to make Оriginal Plasma Rife Mchine

mircemkmircemk

580
3
4
In this project, I built a simple yet effective variable high voltage power supply using affordable components, offering precise control
Project Owner Contributor

How to make simple Variable HIGH VOLTAGE Power Sup

mircemkmircemk

55
2
1
Building a Biefeld-Brown lifter, documenting honest results, and asking the question nobody answered about 1957.
Project Owner Contributor

They Went Silent in 1957. Let’s Build the Lifter

kdubbs222Kdubbs222

273
2
3
A non-intrusive GPIB pass-through adapter exposing all bus lines
Project Owner Contributor

GPIB Tap

dethmer-kupersDethmer Kupers

155
1
1
Norsk Data, rebuilt piece by piece: ND-100 to ND-5000 CPUs, SINTRAN III, TSS, BSD 2.11, NDIX, terminals, networks, compilers, debuggers.
Project Owner Contributor

Norsk Data Reborn: ND-100 to ND-5000

ronny-hansenRonny Hansen

1
1
fcapz: Open-source, vendor-agnostic full-featured FPGA debug cores. Embedded Logic analyzer, Embedded I/O and Embedded JTAG-AXI
Project Owner Contributor

fpgacapzero (fcapz)

leoLeo

Going up?

About Us Contact Hackaday.io Give Feedback Terms of Use Privacy Policy Hackaday API

© 2026 Hackaday