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Project Log 58: DIY Electric Motor¹.
Log from DIY Mech/Exoskeleton suit.
Thursday, 06/07/2023, 12:40.(I wrote this project log before copy-pasting it here) Anyway, back to DIY electric motors: I can't simply use two 10:1 reduction ratios (which would give 100:1 in total) simply because if I want to reach 30 rpm with...

Solving Towers of Hanoi recursively in 80 nibbles
Log from Exploring the Science Fair Microcomputer Trainer
As Michael mentioned, he somewhat nerd sniped me with the the idea of squeezing a Towers of Hanoi solver in not the Science Fair Microcomputer Trainer. As an avid fan of both the Gakken FX R-165 and the Science Fair Microcomputer Trainer, I could't let...

Analogue Wind Vane With Auto Set Up
Log from Arduino GPRS IOT Weather Station
As the amazing online GPRS Weather Station project continues, we have yet another upgrade to the vast array of sensors with a professional analogue wind vane, kindly donated by Vector Instruments. This device will eventually be hooked into the new, upgraded,...

Pt.1 Sensor Design and Prototyping
Log from WiFi-Enabled Visual Doorbell
Full video on this subject (this is literally the script): https://www.youtube.com/watch?v=Psy6lRcdGtk Introduction Old houses, like my parents’ home, comes wired with simple electromechanical doorbells. They’re a simple electromagnet with a metal...

Display
Log from Apollo Guidance Computer
I started wiring up the Memory sub-system board and realized quickly that I needed the display board to show the state of the various registers. I first had to create a backplane to connect the boards into. The backplane carries all the signals...

Hack Chat Transcript, Part 1
Log from Linux in the Machine Shop Hack Chat
Welcome all! We'll get started in about 15 minutes. Feel free to chat away morgan11:46 AMI hope to figure out how all this works... Daren Schwenke11:46 AM*cough* Machinekit *cough* morgan11:46 AMisn't it the same things?!? already confused Daren Schwenke11:46...

Project Log 64: DIY Linear Actuator.¹
Log from DIY Mech/Exoskeleton suit.
21/07/2023, Friday, 10:16. For some reason this last week got me too lazy to do anything at all... Well, I will just leave this here and see what I can think of... ----------------------------------------------------------------------------------------------------------...

Hack Chat Transcript, Part 2
Log from Life at CERN Hack Chat
caladan12:39 PMI think it's C++ on CentOS 7 daniel valuch12:39 PMactually, guess what it was Rosy Schechter12:39 PMHere are the libraries for data analysis: https://root.cern/ daniel valuch12:40 PMwhat was the mean time between failures when LHC started...

MiFare Write/Read Success
Log from "Chad" - The NFC Voting System
Days until deadline: 16→InsertImageI still don't have the correct tag in hand yet (ntag203). But today I was able to write an NDEF formatted message to the MiFare Classic tag that came witdh the NFC reader. This was all thanks to the Seeed Studio PN532...

Full Proof of Concept
Log from "Chad" - The NFC Voting System
Days until deadline: 13→InsertImageI have had a few productive nights of coding and now have a working proof of concept. After arriving home from holiday at in-laws house I was happy to see the NTAG203 samples I had ordered had arrived while I was gone....

Prototype and Firmware Complete
Log from "Chad" - The NFC Voting System
I'm happy to report that I have finished the hardware prototype and have the first full version of the firmware done.→InsertImageThat turns out to be a lot of wires. From left to right is the PN532 NFC reader, Arduino, and breadboard. On the breadboard...

Talking to the PC
Log from Analog CPU Gauge
Now with everything built and wired up to the Arduino, I had one last step. I needed to get my PC to share its processor utilization data with the Arduino. I figured I would be writing up some software in C# to do this, but found an even simpler way....

Hacklet #5 - Hackerspaces and DIY Laptops
Log from Hackaday.io Project
HackerspacesDid you know that Hackaday.io has a hackerspace index? That’s right, you can enter your local hackerspace’s info, pictures, videos, and social media links. Members and crew can link their hackaday.io profiles and drop comments about their...

Hacklet #6 - Lasers
Log from Hackaday.io Project
This week’s Hacklet is all about lasers, which have been shining a monochromatic light for hackers since 1960. The first working laser was demonstrated by [Theodore Maiman], who was a hacker / maker himself, having learned circuits in his father’s home...

Hacklet #11- Cameras
Log from Hackaday.io Project
We preempt this week’s Hacklet to bring you an important announcement.Hackaday.io got some major upgrades this week. Have you checked out The Feed lately? The Feed has been tweaked, tuned, and optimized, to show you activity on your projects, and from...

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