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

  • What Happens If Russia Shuts The Door On Their Leaky ISS Module?

    22 Comments
  • Ask Hackaday: What Ever Happened To The Hero Nerd?

    163 Comments
  • A Brief History Of Unix Commands On Windows: CoreUtils (Again)

    15 Comments
  • Picking A CRC

    35 Comments
  • The Merits Of Comment-Driven Development As Counterweight To TDD

    48 Comments
More from this category

Our Columns

  • Home Automation: Simple Vs Easy

    12 Comments
  • Hackaday Podcast Episode 374: Flippin’ Phones, Sexy Spraysers, And Frikkin’ Lasers

    1 Comment
  • This Week In Security: Arch AUR, Steam Marketplace, WordPress All Face Issues, Taco-Themed Coding, And Mythos Makes National News

    5 Comments
  • FLOSS Weekly Episode 871: Rust Won’t Save You

    No comments
  • An image of a miniature diorama of Snow White and the Seven Dwarves

    How Did They Make View-Master Slides?

    19 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

  • What Happens If Russia Shuts The Door On Their Leaky ISS Module?

    22 Comments
  • Ask Hackaday: What Ever Happened To The Hero Nerd?

    163 Comments
  • A Brief History Of Unix Commands On Windows: CoreUtils (Again)

    15 Comments
  • Picking A CRC

    35 Comments
  • The Merits Of Comment-Driven Development As Counterweight To TDD

    48 Comments
More from this category

Categories

Our Columns

  • Home Automation: Simple Vs Easy

    12 Comments
  • Hackaday Podcast Episode 374: Flippin’ Phones, Sexy Spraysers, And Frikkin’ Lasers

    1 Comment
  • This Week In Security: Arch AUR, Steam Marketplace, WordPress All Face Issues, Taco-Themed Coding, And Mythos Makes National News

    5 Comments
  • FLOSS Weekly Episode 871: Rust Won’t Save You

    No comments
  • An image of a miniature diorama of Snow White and the Seven Dwarves

    How Did They Make View-Master Slides?

    19 Comments
More from this category

Recent comments

  • Jii on Home Automation: Simple Vs Easy
  • Jeffrey N Denenberg on Home Automation: Simple Vs Easy
  • TerryMatthews on Creating Beautiful Light Shows With Soap
  • Mr Nobody on Come With Me If You Want To Weed: Autonomous Weedinator Robot Back For 2026
  • Dude on Home Automation: Simple Vs Easy
  • Mr Nobody on Come With Me If You Want To Weed: Autonomous Weedinator Robot Back For 2026
  • DanielF on The Repair Nightmare That Are Smart Rings
  • KenN on How LLMs Can Be Assisted To Do Arithmetic Correctly
  • David J on Hackaday Podcast Episode 370: Softer Cyberdecks, A Simulated Clutch, And An Overstuffed Mailbox
  • KenN on Home Automation: Simple Vs Easy
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...