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Projects ohmohm likes and follows

24.5k
149
154
Raspberry Pi5, RTL-SDR, and custom keyboard
Project Owner Contributor

Cyberdeck Handheld

nicholas-labonteNicholas LaBonte

1.1k
118
3
Simplest type of SDR radio, wich is a combination of very simple Tube RF Front end, Soundcard as AD converter, and PC software.
Project Owner Contributor

DIY Low Voltage One Tube 6J1 SW-SSB SDR Radio

mircemkmircemk

23.8k
99
73
Building a better linear CCD scanner camera - Not just a scanner in a box -
Project Owner Contributor

Project Gigapixel - Linear CCD camera

yannick-gigawipfYannick (Gigawipf)

13.1k
51
57
After 45 years, the original Microtronic firmware ROM rises from the ashes and flies with new hardware!
Project Owner Contributor

Microtronic Phoenix

michael-wesselMichael Wessel

4.1k
38
46
Encrypted off-grid LoRa messaging terminal with GPS sync and dynamic key destruction. No network, no trace, full control.
Project Owner Contributor

Pi PICO LoRa text messenger

bertrand-selvaBertrand Selva

9.9k
32
29
A compact and rugged LoRa repeater designed for long-range communication and 5+ years of off-grid operation using only alkaline batteries.
Project Owner Contributor

LoRaTube

bertrand-selvaBertrand Selva

2.4k
13
16
In a world where everything is virtual, don’t you want something real to slam on your desk instead of typing a command?
Project Owner Contributor

Git push button

dmitry-korzhenevskiyDmitry Korzhenevskiy

1.5k
11
14
Experiment in non-oscillatory timekeeping - trying to tell the time with a rock and a Geiger counter.
Project Owner Contributor

“Atomic” Clock

alnwlsnalnwlsn

3.2k
10
13
Miniature, functioning Macintosh 128k running on an RP Pico
Project Owner Contributor

pico-mac-nano

nick-gillardNick Gillard

937
10
9
A DIY Automatic Fish Feeder With Companion App
Project Owner Contributor

Aquassist : DIY Automatic Fish Feeder

coders-cafeCoders Cafe

1.6k
9
7
DIY 8L brewing machine automates mashing and cooking with temperature regulation, stirring, and a display-guided brew program.
Project Owner Contributor

8-Liter Automated Beer Mashing and Cooking Machine

fieldmanFieldman

1.8k
8
13
A one-instruction computer built from almost 700 transistors
Project Owner Contributor

My Homemade Subleq CPU

michael-mortonMichael Morton

1.6k
7
9
LORAWAN, solar powered, temperature sensor to monitor the heat building up in a compost heap; 3D housing and robust sensor.
Project Owner Contributor

LORAWAN Compostheap solarpowered temperaturesensor

dirk-willem-van-gulikDirk-WIllem van Gulik

1.8k
6
6
x86 Operating System that runs on QEMU, Bochs and physical PCs.
Project Owner Contributor

MooseOS

ethan-zhangEthan Zhang

2.3k
5
8
The circuit is very simple: an ultra-bright green LED, two 10-ΜΩ resistors, two 100-nF ceramic capacitors and a push-button switch. When you
Project Owner Contributor

A Self-Charging LED Flasher By Burkhard Kainka

titoTito

1.2k
5
7
By wiring simple electrical components like relay, neon bulb and a 9V battery, back emf from the relay can be used to light the bulb.
Project Owner Contributor

Glow a neon bulb using 9V DC battery and a relay!

meinsamayhunmeinsamayhun

722
4
6
Can we use a standard 2-channel (stereo) audio cassette to load programs to a homebrew relay computer? Turns out...we can!!!
Project Owner Contributor

Audio Tape Program Loader for a Relay Computer

dipdot-brianDiPDoT (Brian)

423
4
4
Highly efficient and long-range wireless power transfer system using a modified Class-E Tesla coil, offering significantly improved distance
Project Owner Contributor

Wireless Power Transmission, Long-Distance

mircemkmircemk

7k
2
15
Cook your hot dogs and test your LEDs at the same time with this convienent, safe-ish LED tester!
Project Owner Contributor

100% "Safe" 120VAC LED tester

ian-dunnIan Dunn

426
1
2
A relay-based adder that performs arithmetic in balanced ternary trits. It can add two numbers in the range −13 to +13 per operand.
Project Owner Contributor

A Balanced Ternary Adder Built from Relays

jeroen-brinkmanJeroen Brinkman

310
1
3
Full-Size Working Replica of Mega Man's Mega Buster
Project Owner Contributor

Mega Man's Mega Buster

arnov-sharmaArnov Sharma

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