Skip to content
Logo

Hackaday

  • Home
  • Blog
  • Hackaday.io
  • Contests
  • Submit
  • About

Day: March 26, 2006

How To Reverse Time

March 26, 2006 by Eliot 24 Comments

[moddy] sent in a couple of his projects that would probably be entertaining on a Sunday afternoon. The first one is how to reverse the rotation of a battery powered travel clock. It’s just a simple modification of the plate the coil is wrapped around. The second is adding 9V battery terminals to a cell phone. Neither project is practical, but they’re still fun.

Continue reading “How To Reverse Time” →

Posted in Cellphone Hacks

Search

Never miss a hack

Follow on facebook Follow on twitter Follow on youtube Follow on rss Contact us

Subscribe

If you missed it

  • A Tale Of Cheap Hard Drives And Expensive Lessons

    14 Comments
  • Four Choppers And A Blimp: The Bizarre Piasecki Helistat

    16 Comments
  • Skylab Under The Ocean

    18 Comments
  • TurboQuant: Reducing LLM Memory Usage With Vector Quantization

    37 Comments
  • AI For The Skeptics: Pick Your Reasons To Be Excited

    76 Comments
More from this category

Our Columns

  • China Is Shooting For The Moon Sooner Than You Think

    30 Comments
  • Reverse-Engineering Human Cognition And Decision Making In A Modern Age

    30 Comments
  • Hackaday Links: April 12, 2026

    4 Comments
  • What’s Your Favorite Kind Of Hack?

    31 Comments
  • Hackaday Podcast Episode 365: Early 3DP Engineering, A New CAD Interface, And Flying Around The Moon

    3 Comments
More from this category

Search

Never miss a hack

Follow on facebook Follow on twitter Follow on youtube Follow on rss Contact us

Subscribe

If you missed it

  • A Tale Of Cheap Hard Drives And Expensive Lessons

    14 Comments
  • Four Choppers And A Blimp: The Bizarre Piasecki Helistat

    16 Comments
  • Skylab Under The Ocean

    18 Comments
  • TurboQuant: Reducing LLM Memory Usage With Vector Quantization

    37 Comments
  • AI For The Skeptics: Pick Your Reasons To Be Excited

    76 Comments
More from this category

Categories

Our Columns

  • China Is Shooting For The Moon Sooner Than You Think

    30 Comments
  • Reverse-Engineering Human Cognition And Decision Making In A Modern Age

    30 Comments
  • Hackaday Links: April 12, 2026

    4 Comments
  • What’s Your Favorite Kind Of Hack?

    31 Comments
  • Hackaday Podcast Episode 365: Early 3DP Engineering, A New CAD Interface, And Flying Around The Moon

    3 Comments
More from this category

Recent comments

  • Dude on Flattening The Exhaust Of A Laser Cutter To Save Space
  • TerryMatthews on They Weren’t Joking: Gentoo WAS Ported To GNU Hurd
  • TerryMatthews on They Weren’t Joking: Gentoo WAS Ported To GNU Hurd
  • Paul on China Is Shooting For The Moon Sooner Than You Think
  • Daniel on A Tale Of Cheap Hard Drives And Expensive Lessons
  • rnjacobs on A Tale Of Cheap Hard Drives And Expensive Lessons
  • Paul on China Is Shooting For The Moon Sooner Than You Think
  • mordae on A Tale Of Cheap Hard Drives And Expensive Lessons
  • Jan Prägert on A Tale Of Cheap Hard Drives And Expensive Lessons
  • Elliot Williams on A Tale Of Cheap Hard Drives And Expensive Lessons
Logo
  • Home
  • Blog
  • Hackaday.io
  • Tindie
  • Video
  • Submit A Tip
  • About
  • Contact Us

Never miss a hack

Follow on facebook Follow on twitter Follow on youtube Follow on rss Contact us

Subscribe to Newsletter

Copyright © 2026 | Hackaday, Hack A Day, and the Skull and Wrenches Logo are Trademarks of Hackaday.com | Privacy Policy | Terms of Service | Digital Services Act | Do not sell or share my personal informationCookie Management
Powered by WordPress VIP
 

Loading Comments...