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'

All Projects of Eric Hertz

56
1
1
Imagine a game like Pong, wherein each return is 0.1pts and each miss is 1pt.
Project Owner Contributor

Co-op Pong

eric-hertzEric Hertz

473
5
3
Many microcontrollers with internal ROM can be configured to run from external ROM!
Project Owner Contributor

Repurposing OTP/mask-ROM microcontrollers

eric-hertzEric Hertz

2.8k
9
10
What else can I say?
Project Owner Contributor

Z80 Reverse-Engineering And Hacking Adventures

eric-hertzEric Hertz

638
10
8
Electronics, Physics, Math... Tricks/musings I haven't seen elsewhere.
Project Owner Contributor

Random Tricks and Musings

eric-hertzEric Hertz

5.6k
20
20
It even has a keyboard!
Project Owner Contributor

Vintage Z80 palmtop compy hackery (TI-86)

eric-hertzEric Hertz

61
3
4
What wonders can be achieved with a 30y/o Bubble-Jet?
Project Owner Contributor

The Artist--Printze

eric-hertzEric Hertz

87
2
0
Where to begin?
Project Owner Contributor

Memory Shift

eric-hertzEric Hertz

2.3k
5
6
Assorted project-ideas/brainstorms/achievements, etc. Likely to contain thoughts that'd be better-organized into other project-pages
Project Owner Contributor

today's assorted project ramble "grab-bag"

eric-hertzEric Hertz

121
3
4
kinda like a caravan? nah... just random van-hacks
Project Owner Contributor

hackavan

eric-hertzEric Hertz

776
2
1
Use a Single-Board Computer to upgrade an older system via IDE!
Project Owner Contributor

Plug-in SBC lappy upgrade

eric-hertzEric Hertz

1.2k
25
25
Use lightbulbs to store data!
Project Owner Contributor

Incandescent RAM

eric-hertzEric Hertz

388
4
12
use an old phone's battery in a newer phone! Do at your own risk!
Project Owner Contributor

Hack-a-Batt

eric-hertzEric Hertz

1.7k
9
16
Imagining a pen-clicker, had to test my analogish-skills...
Project Owner Contributor

Single Comparator/Op-Amp[?] Toggle-Flip-Flop

eric-hertzEric Hertz

5.5k
26
29
Use a floppy-disk as a multi-frame-buffer, store audio-samples, and increase capacity to boot!
Project Owner Contributor

Floppy-bird

eric-hertzEric Hertz

5.6k
28
40
A while back I acquired a rare logic-analyzer, whose lone system-diskette needed backing-up. Now this page is all things OMNI 4
Project Owner Contributor

OMNI 4 - a Kaypro 2x Logic Analyzer

eric-hertzEric Hertz

13.4k
4k
54
Probability this can work: 98%, working well: 50% A LOT of work, and utterly ridiculous.
Project Owner Contributor

Improbable AVR -> 8088 substitution for PC/XT

eric-hertzEric Hertz

802
830
7
OK, most drill-presses have "force-feedback" in the normal sense... so this is a bit ridiculous.
Project Owner Contributor

drillPresseur - Drill-Press with Force-Feedback

eric-hertzEric Hertz

2.1k
26
21
When you're running out of code-space... sometimes yah's gots to hack. Here are some ideas.
Project Owner Contributor

limited-code hacks/ideas

eric-hertzEric Hertz

4.2k
16
13
Things that I've found useful/hard-to-find in my Linux endeavors...
Project Owner Contributor

Potentially Useful/Obscure Linux Stuff

eric-hertzEric Hertz

21.1k
288
112
Add an old SDRAM DIMM to your SBC for a 133MS/s 32-bit Logic Analyzer, add ADCs for a Scope...
Project Owner Contributor

sdramThingZero - 133MS/s 32-bit Logic Analyzer

eric-hertzEric Hertz

2.9k
25
24
Reliably increase your quadrature-encoder's resolution using an ADC (or a bunch of comparators?)
Project Owner Contributor

anaQuad!

eric-hertzEric Hertz

Projects Eric Hertz contributes to

24.9k
405
288
lol travelling salesman problem
Project Owner Contributor

Travelling Hacker Box

benchoffBenchoff

  • Tindie
7.2k
450
259
A place for Tindie sellers and the community to meet and stretch their legs
Project Owner Contributor

Tindie Dog Park

tindieTindie

1.8k
488
85
The chatroom about RPi projects, issues, contests entries and more
Project Owner Contributor

Raspberry Pi chat

sophi-kravitzSophi Kravitz

13.8k
108
73
Melting toner (as etch resist) directly onto copper clad board using a laser moved by a DVD drive XY system.
Project Owner Contributor

Mini PCB printer

johnowhitakerjohnowhitaker

3.1k
116
70
Hackaday.io power user hideout
Project Owner Contributor

alt.hackaday.io

hackadayHackaday

7.6k
77
54
TODO: recreate using 555
Project Owner Contributor

Hackaday.bash.org

aryaArya

87
36
Developing the most comprehensive component search in the world. Join in the quest to find perfect parts!
Project Owner Contributor

Parts.io Labs

chris-gammellChris Gammell

46
34
leave a comment
Project Owner Contributor

hackaday.io feed

ivan-lazarevicIvan Lazarevic

3.9k
17
16
Complementary bipolar junction transistor logic - like CMOS, but with NPNs and PNPs
Project Owner Contributor

CBJT Logic

ted-yapoTed Yapo

989
2.3k
11
Warning! No Rocket involved! Collaborative Open Art Project.
Project Owner Contributor

1050mph Virtual Rocket Camera

frankstripodfrankstripod

4.4k
53
9
I new I was going to have to make this a thing cause no one did it yet. Its an AVR ISP programmer implementation for the ESP8266 module
Project Owner Contributor

ESP8266 AVR ISP Programmer

avrAVR

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

ROM Disassembly - AlphaSmart Pro

ziggurat29ziggurat29

410
10
3
Welcome to The Grid Join the Evolution
Project Owner Contributor

The Grid

aizikenprAizikenPR

Going up?

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

© 2025 Hackaday