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

  • The GPS III Rollout Is Almost Complete, But What Is It?

    4 Comments
  • Trying Pair Programming With An LLM Chatbot

    62 Comments
  • VCF East And Maker Faire Make For A Busy Weekend

    15 Comments
  • What Have We Dumped On The Moon?

    56 Comments
  • SuperDisk: The Better Floppy That Never Caught On

    47 Comments
More from this category

Our Columns

  • Hackaday Europe: Last Round Of Speakers, Workshops

    No comments
  • Hackaday Links: April 26, 2026

    7 Comments
  • Hackaday Podcast Episode 367: Radioactive Weather, Continuous Pickles, And Moon Junk

    5 Comments
  • This Week In Security: Annoyed Researchers, Dangling DNS, And Hacks That Could Have Been Worse

    13 Comments
  • FLOSS Weekly Episode 868: Remove The Noodles

    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

  • The GPS III Rollout Is Almost Complete, But What Is It?

    4 Comments
  • Trying Pair Programming With An LLM Chatbot

    62 Comments
  • VCF East And Maker Faire Make For A Busy Weekend

    15 Comments
  • What Have We Dumped On The Moon?

    56 Comments
  • SuperDisk: The Better Floppy That Never Caught On

    47 Comments
More from this category

Categories

Our Columns

  • Hackaday Europe: Last Round Of Speakers, Workshops

    No comments
  • Hackaday Links: April 26, 2026

    7 Comments
  • Hackaday Podcast Episode 367: Radioactive Weather, Continuous Pickles, And Moon Junk

    5 Comments
  • This Week In Security: Annoyed Researchers, Dangling DNS, And Hacks That Could Have Been Worse

    13 Comments
  • FLOSS Weekly Episode 868: Remove The Noodles

    1 Comment
More from this category

Recent comments

  • Dude on Why Solid State Batteries Short
  • Sammie Gee on How Pizza Tycoon Simulates Traffic On A 25 MHz CPU
  • Jeff Wright on A Sail And Oar Skiff Built From Common Lumber
  • defdefred on The GPS III Rollout Is Almost Complete, But What Is It?
  • LeggoMyFroggo on Time Frog Color Is A Game Boy Color On Your Wrist
  • Yet Another Robert Smith on A Tube Amplifier That’s Oven Ready
  • smellsofbikes on The Challenges Of 3D Printing Reliable Springs
  • NIK282000 on A Tube Amplifier That’s Oven Ready
  • Sammie Gee on Dyson Vacuums And The Curse Of Cooked Capacitors
  • Anonymous on The GPS III Rollout Is Almost Complete, But What Is It?
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...