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All Projects of Dr. Cockroach

1.8k
32
40
My not so fancy example of Magnetic Core Memory using fairly cheap cores and free parts from my junk box.
Project Owner Contributor

Magnetic Core Memory The Dr Cockroach Way

dr-cockroachDr. Cockroach

837
18
15
The 74181 ALU circuit recreated using Light Logic gates
Project Owner Contributor

74181 4-bit ALU without transistors

dr-cockroachDr. Cockroach

7
7
Imagine Light Logic, Tesla Coils and Nixie display tubes combined
Project Owner Contributor

Light Logic And Much More

dr-cockroachDr. Cockroach

428
1
2
Light Logic learns to roll
Project Owner Contributor

Light Dice

dr-cockroachDr. Cockroach

580
2
3
A little ( yeah right ) restoration radio project
Project Owner Contributor

ZENITH H-845 Restoration

dr-cockroachDr. Cockroach

924
744
7
What have I gotten myself into....
Project Owner Contributor

Oscilloscope Music

dr-cockroachDr. Cockroach

167
3
4
Found this neglected keyboard and what it took to get working
Project Owner Contributor

Childs keyboard from the thrift store

dr-cockroachDr. Cockroach

2.2k
23
20
A home brew mini-synth idea using no transistors with the Patrick Oscillator
Project Owner Contributor

Transistorless Sound Synthesizer

dr-cockroachDr. Cockroach

330
3
8
Just a little electronic sculpture using Light Logic
Project Owner Contributor

Hypnotic Lights

dr-cockroachDr. Cockroach

2.8k
40
44
My attempt to create a CPU/MCU without transistors or relays
Project Owner Contributor

LLTP - Light Logic Transistorless Processor

dr-cockroachDr. Cockroach

680
5
7
A little bit of Led art using a light Logic sequencer
Project Owner Contributor

Starburst

dr-cockroachDr. Cockroach

8.4k
1.1k
35
Building and tinkering with crystal radios goes back to my childhood of the late 1960's and coming round again.
Project Owner Contributor

Shortwave Crystal Radio - A blast from my past

dr-cockroachDr. Cockroach

1.1k
17
18
Out of its cage and set free !
Project Owner Contributor

Light Logic - Diode Resistor Logic out of its cage

dr-cockroachDr. Cockroach

3.3k
15
18
This project will showcase the process of my making my first fursuit from scratch. This will be a long rocky road that needs to be shared.
Project Owner Contributor

My first Fursuit - Yes I am a Furry

dr-cockroachDr. Cockroach

6.4k
75
71
Using a LED/LDR pair to form inverting Photonic logic gates. The entire Boolean logic set handled by resistors and diodes! Who'd'a thunk
Project Owner Contributor

LIGHT LOGIC - HIC SVNT DRACONES

dr-cockroachDr. Cockroach

264
3
5
My wifes solar lawn bear has died and it is my assignment to find the cause of death and re-animate it if possible
Project Owner Contributor

Hack-a-Bear

dr-cockroachDr. Cockroach

2.6k
18
25
A simple analog and digital device that enables the sight impaired to scan and hear the color of a selected object and plays music, sort of.
Project Owner Contributor

ColorChord - A Steampunk inspired creation

dr-cockroachDr. Cockroach

468
6
15
A relay constructed from materials found in the home and will hold up to actual daily use.
Project Owner Contributor

Cardboard Relay - Uglytech is getting better

dr-cockroachDr. Cockroach

538
16
26
After talking with Jez - Morning.Star about coils and magnets, I decided to try to roll my own relay using cardboard, paper and fasteners.
Project Owner Contributor

Uglytech - The cardboard relay

dr-cockroachDr. Cockroach

219
9
8
A design for a program entry panel that uses tiles for instruction input.
Project Owner Contributor

Brainwarp - Program entry panel

dr-cockroachDr. Cockroach

1.4k
29
32
My goal is a 4-bit CPU using recycled cardboard substrate and Diode Transistor Logic. This will develop into an educational platform.
Project Owner Contributor

IO - The Inside Out Cardboard Computer - bis

dr-cockroachDr. Cockroach

Projects Dr. Cockroach contributes to

5.2k
220
134
[ an open-access peer-reviewed journal ]
Project Owner Contributor

Hackaday Journal of What You Don't Know

aleksandar-bradicAleksandar Bradic

43.2k
117
94
Where DIY DIP/SSI/MSI CPU makers meet and discuss other TLA (three letters acronyms)
Project Owner Contributor

Hackaday TTLers

yann-guidon-ygdesYann Guidon / YGDES

6.2k
63
47
You've just signed up for Hackaday. Now what?
Project Owner Contributor

So You Want To Be A Hacker?

morningstarMorning.Star

3.6k
3.6k
47
An educational system designed to bring AI and complex robotics into the home and school on a budget.
Project Owner Contributor

Cardware

morningstarMorning.Star

806
33
27
Now with even more Benchoff
Project Owner Contributor

Unformatted

aleksandar-bradicAleksandar Bradic

401
16
20
An educational system designed to bring AI and complex robotics into the home and school on a budget.
Project Owner Contributor

Origaime (Cardware-bis)

morningstarMorning.Star

734
687
13
MorningStar's Walking, Talking, Flying and Swimming Oracle
Project Owner Contributor

Pandelphi

morningstarMorning.Star

4k
9
12
Hacking MorningStar
Project Owner Contributor

Obsidian

morningstarMorning.Star

524
9
11
Laser Guidance
Project Owner Contributor

Light Relief

morningstarMorning.Star

1.5k
18
11
Let's talk about radio.
Project Owner Contributor

RF Chat

ted-yapoTed Yapo

719
9
10
I loved Futurama, and my favourite character is Bender.
Project Owner Contributor

Bendertech

morningstarMorning.Star

2.3k
13
10
Creating Electronic Dice with the least number of components in the most obscure technologies
Project Owner Contributor

Circuit Golf: Electronic Dice Edition

timTim

7
7
An alternative way of looking at energy distribution inspired by the work of the great Nikola Tesla.
Project Owner Contributor

The Bodyfield Experiment

morningstarMorning.Star

10
6
this is the game changer a open source space craft for humanity this is not just a piece of hardware its a new open source movement and a ??
Project Owner Contributor

single stage to orbit space plane

starlordstarlord

Going up?

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