@UsagiElectric
  @UsagiElectric
Usagi Electric | I Repaired This 1970’s Hard Drive, but I Still Can’t Use It @UsagiElectric | Uploaded August 2024 | Updated October 2024, 3 hours ago.
It’s no secret that I’m a huge fan of spinning rust, and so I’m always going to jump on an opportunity to work on my all time favorite hard drive, the CDC Hawk. This particular drive came from the amazing Dave McGuire over at the Large Scale Systems Museum (mact.io/) up in Pittsburgh. But, this Hawk Drive is a Straddle-Erase instead of the Pre-Erase I need. What does that mean? Well, that’s what the video is for!

If you want to know more about the Centurion, the wiki is full of just about everything we know:
github.com/Nakazoto/CenturionComputer/wiki

If you want to support the channel please hop over to Patreon: patreon.com/usagielectric

Also, we now have some epic shirts for sale!
my-store-11554688.creator-spring.com

Come join us on Discord!
Discord: discord.gg/p7UsfHD

Intro Music adapted from: Artist:
The Runaway Five Title:
The Shinra Shuffle ocremix.org/remix/OCR01847

Thanks for watching!

Chapters
0:00 This is my forever computer
3:40 Welcome to the CDC Hawk Drive
8:09 Let’s take this thing apart
9:30 Head crashes!
12:34 Head coils
14:09 Straddle erase and pre-erase, an introduction
16:29 Cleaning and rebuilding
19:51 Loading the heads and test drive
23:25 So, why can’t I use straddle erase heads?
28:55 Slow motion noms!
I Repaired This 1970’s Hard Drive, but I Still Can’t Use ItVTC P.38 – I Built a Paper Tape Reader from Scratch!Minicomputer Part 18: Restoring CDC 8” Floppy DrivesSoftware Problems? Hardware Solutions!Vacuum Tube Computer P.01 – Architecture and the MC14500BAssembly Programming is Hard…Restoring an HP 521A Frequency Counter: Part 2State of the Usagi 2024!Vacuum Tube Computer P.10 – Adding Skip to the Instruction RegisterVacuum Tube Computer P.05 – Vacuum Fluorescent DisplaysVacuum Tube Computer P.23 – Electrostatic, Rotating Drum and Core Memory

I Repaired This 1970’s Hard Drive, but I Still Can’t Use It @UsagiElectric

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