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  1. Practical vacuum tube signal generator

    This generator will produce two fixed frequency signals to test electronic devices. It is based on vacuum tubes
    Views:
    358
    Likes:
    0
  2. RF Remote Control in a Light Switch

    A remote control that fits in a light switch to send button presses to a Raspberry Pi.
    Views:
    646
    Likes:
    0
  3. The Fathom-Sound Project

    This is a project is about building a midi controlled synth. I will be going through experimentation and planning of such a project. It will be...
    Views:
    744
    Likes:
    0
  4. Low-drain Long-life audio clicker

    Uses hi-Z sounder IPO original hi-bright LED, runs from single 1.5V D-cell.
    Views:
    604
    Likes:
    6
  5. Fruit Machine (arduino controlled)

    This is an Arduino controlled fruit machine project using three stepper motors and home made reels.
    Views:
    869
    Likes:
    2
  6. Wall mounted 8 way SCART switch

    As the name suggests it, this is a 8 way Scart switch, bound to be mounted on my wall behind the TV.
    Views:
    1K
    Likes:
    2
  7. K40 Laser Cutter Upgrades

    Adventures with a cheap 40W Chinese laser cutter
    Views:
    1K
    Likes:
    5
  8. Multimeter as temperature control (circuit diagram included)

    MULTIMETER AS TEMPERATURE CONTROL VERSION ONE ABOUT THE CIRCUIT [IMG] -Temperature Control Device (TCD) is single bit digital temperature...
    Views:
    834
    Likes:
    0
  9. Schematic (transistor) J-K master/slave flip flop

    Design schematic of an all transistor J-K flip flop
    Views:
    1K
    Likes:
    1
  10. CPU out of logic gates

    8-bit breadboard computer from CMOS integrated circuits.
    Views:
    1K
    Likes:
    3
  11. Arduino compatible high precision frequency meter

    A kickstarter project to create an Arduino Frequencymeter board.
    Views:
    1K
    Likes:
    0
  12. Permanent Magnet DC (PMDC) Motor Controller

    This is a PMDC (Permanent Magnet DC Motor) Controller to control DC motor speed.
    Views:
    2K
    Likes:
    3
  13. UV LED PCB Lithography Exposure Unit

    Using 1 watt UV LED's to expose and develop PCB for rapid prototyping.
    Views:
    1K
    Likes:
    5
  14. 24v stepper controlled by aruduino

    Controlling a 24v stepper motor with an arduino and mosfets.
    Views:
    1K
    Likes:
    0
  15. Simple Flashing LED

    I made a simple Flashing LED which is great for beginners with what I had lying around using the abundant 555 timer.
    Views:
    2K
    Likes:
    2
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