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Projects Eric Hertz likes and follows

22k
158
145
Each axis: ̶$̶5̶ ̶$̶8̶ $10 motor+lead screw, 3x LM6UU, 3x 6mm x 100mm rod, 1/8in hardboard, PC case screws
Project Owner Contributor

Minamil 2dc: a minimal CNC mill

paul-mcclayPaul McClay

7.7k
88
76
CDCNC: Making a capable CNC mill from CD/DVD drives
Project Owner Contributor

CDCNC

paul-mcclayPaul McClay

12.8k
60
55
Retro computer built from TTL, with 6502 and Z80 instruction set. Includes video, sound and filesystem. No microprocessor or FPGA.
Project Owner Contributor

Isetta TTL computer

roelhroelh

17.9k
52
54
No LightScribe, no LabelTag. No hardware hacks or gimmicks. A regular CD-RW drive and a regular compact disk.
Project Owner Contributor

Burning Pictures on a Compact Disc Surface

arduinocelentanoarduinocelentano

9.8k
45
38
Carve PCBs at home using a machine you build!
Project Owner Contributor

The Circuit Graver

zakqwyzakqwy

13.1k
35
73
A Working Replica of the classic 555 timer made using discrete components
Project Owner Contributor

Giant 555 Timer

rudraksha-vegadRudraksha Vegad

3.7k
33
39
LED array that lights up in response to motion and sends waves across the array.
Project Owner Contributor

interactive analog LED wave array

chrisChris

3.5k
16
16
Various DIY telephone exchange machines, large and small
Project Owner Contributor

Telephone exchange from scratch

dearuserhrondearuserhron

2.7k
11
11
IC are amazing, but always closed in eopch which seems impossible to remove. Here we propose a method to decap without acids
Project Owner Contributor

Integrated Circuit decapping without acid

100dollarhacker100dollarhacker

3k
10
11
Paper thin keyboard for steamdeck
Project Owner Contributor

Keysheet

krlisKārlis

2.5k
10
17
Reverse engineering the pinout and driving scheme of Plessey GPD340 2-character 5x7 dot-matrix LED display from the 80s
Project Owner Contributor

Plessey GPD340: Reverse Engineering

michaelMichael

881
6
8
Wherein I disassemble the ROM from a vintage typewriter-thing
Project Owner Contributor

ROM Disassembly - AlphaSmart Pro

ziggurat29ziggurat29

619
5
5
using magnetic tape/strip and hall effect sensors to calculate linear position. https://youtu.be/lxywqETVLhE
Project Owner Contributor

open source sin cos linear encoder

jesse-schochJesse Schoch

745
5
6
FERRET EMCEE NAMED BOY HIVE, INVITES BLUNT DIVOT
Project Owner Contributor

SETEC ASTRONOMY

starhawkStarhawk

683
5
7
A little bit of Led art using a light Logic sequencer
Project Owner Contributor

Starburst

dr-cockroachDr. Cockroach

506
5
13
Functional, but uncomfortable and noisy
Project Owner Contributor

Wrong keyboard

dearuserhrondearuserhron

2.5k
5
9
The thinnest functional business card in this contest. "Just make a QR code out of LEDs it'll only take a couple of hours."
Project Owner Contributor

Deadbug Business Card

chinchilla-optionalChinchilla Optional

536
3
8
Yet another relay adder. Two relays per bit. Fast carry propagation.
Project Owner Contributor

Relay Adder

dearuserhrondearuserhron

277
3
3
Turning a pile of old circuit boards into a working computer.
Project Owner Contributor

Varian Vista-based Z80 Microcomputer

bubblewrapBubblewrap

269
3
5
Simple, Portable, Ad-Hoc Computational Engine for Communication, Amusement, and Additional Distinctly Everyday Tasks
Project Owner Contributor

SPACE CAADET

starhawkStarhawk

701
2
3
Peering into the soul of this obscure machine
Project Owner Contributor

ROM Disassembly - Cefucom-21

ziggurat29ziggurat29

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