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

  • Hunting Submarines Via Gravity Is A Tough Errand

    24 Comments
  • Remember When Flash Drives Were Going To Make Your PC Faster?

    36 Comments
  • Magnets Are Bad For Hardware Again

    37 Comments
  • Between-Device Sharing Still Sucks

    117 Comments
  • How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

    16 Comments
More from this category

Our Columns

  • AMOC And The Planet-Wide Impact Of Ocean Currents

    No comments
  • Linux Fu: The Bluetooth Regression

    19 Comments
  • Hackaday Links: May 24, 2026

    5 Comments
  • Amazing Stories

    5 Comments
  • Hackaday Podcast Episode 370: Softer Cyberdecks, A Simulated Clutch, And An Overstuffed Mailbox

    1 Comment
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

  • Hunting Submarines Via Gravity Is A Tough Errand

    24 Comments
  • Remember When Flash Drives Were Going To Make Your PC Faster?

    36 Comments
  • Magnets Are Bad For Hardware Again

    37 Comments
  • Between-Device Sharing Still Sucks

    117 Comments
  • How Search Engines Enabled Finding Needles In A WWW-Sized Haystack

    16 Comments
More from this category

Categories

Our Columns

  • AMOC And The Planet-Wide Impact Of Ocean Currents

    No comments
  • Linux Fu: The Bluetooth Regression

    19 Comments
  • Hackaday Links: May 24, 2026

    5 Comments
  • Amazing Stories

    5 Comments
  • Hackaday Podcast Episode 370: Softer Cyberdecks, A Simulated Clutch, And An Overstuffed Mailbox

    1 Comment
More from this category

Recent comments

  • HaHa on A Bicycle Built On An Italian Renaissance Tech Base
  • Antron Argaiv on So Long, CHU, And Thanks For All The Time Signals
  • Dude on A Bicycle Built On An Italian Renaissance Tech Base
  • rasz_pl on Tiny C64 PSU Rejects Tradition, Embraces USB
  • Aknup on Tiny C64 PSU Rejects Tradition, Embraces USB
  • Miguel on Remember When Flash Drives Were Going To Make Your PC Faster?
  • Miles on Linux Fu: The Bluetooth Regression
  • rand on So Long, CHU, And Thanks For All The Time Signals
  • rand on Three Arduinos Team Up To Make 80s-Style Computer
  • D on Three Arduinos Team Up To Make 80s-Style Computer
Logo
  • Home
  • Blog
  • Hackaday.io
  • 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...