• Home
  • Browse
  • Search

Binary Rock

  1. 2008

2008-03-31 - Harry the Discbot

Read More
  • Harry the Discbot

    Harry the Discbot

    --

  • Fabricating the bracket for the sonar sensor was probably the most difficult part of the whole project

    Fabricating the bracket for the sonar sensor was probably the most difficult part of the whole project

    --

  • The majority of the breadboard is taken up by just the two H-bridges (4 transistors each) for controlling the two motors. Aside from that, pin 6 controls the servo to position the sonar, and pin 2 interfaces with the sonar itself

    The majority of the breadboard is taken up by just the two H-bridges (4 transistors each) for controlling the two motors. Aside from that, pin 6 controls the servo to position the sonar, and pin 2 interfaces with the sonar itself

    --

  • That's one way to attach a foam model airplane tire to a servo control horn

    That's one way to attach a foam model airplane tire to a servo control horn

    --

  • When all you have is a soldering iron, everything looks like a circuit

    When all you have is a soldering iron, everything looks like a circuit

    --

  • Rear view. CDs conveniently provide a hole in the middle for routing wires between levels

    Rear view. CDs conveniently provide a hole in the middle for routing wires between levels

    --

  • Front view

    Front view

    --

  • Harry disassembled. The 4 rechargeable AAs provide (4 x 1.2v) 4.8v for the motors, while the sonar and microprocessor are powered by the 9V battery on the top level

    Harry disassembled. The 4 rechargeable AAs provide (4 x 1.2v) 4.8v for the motors, while the sonar and microprocessor are powered by the 9V battery on the top level

    --

  • Testing is made a lot easier with a speaker (ripped from an old 486 PC) to play beeps and boops, but with nowhere to mount it, I just have to carry it behind him like a wedding train

    Testing is made a lot easier with a speaker (ripped from an old 486 PC) to play beeps and boops, but with nowhere to mount it, I just have to carry it behind him like a wedding train

    --

  • Photo Sharing
  • About SmugMug
  • Browse Photos
  • Prints & Gifts
  • Terms
  • Privacy
  • Contact
  • Owner Log In
© 2021 SmugMug, Inc.