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Project Logs

  1. Intelligent access control based on ESP32 and HMI

    The smart home is becoming more and more common with the development of technology, this article will focus on the security aspects of the...
    Views:
    82
    Likes:
    0
  2. Sonicator

    A sonicator is an ultrasonic device that relies on caviation to emulsify and/or extract substances. This example operates at 28 kHz and has a...
    Views:
    3K
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    0
  3. Building little vacuum tube amplifier

    This log describe the steps on building a little and practical vacuum tube based audio amplifier, using Soviet vacuum tubes.
    Views:
    1K
    Likes:
    2
  4. Practical vacuum tube signal generator

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

    A remote control that fits in a light switch to send button presses to a Raspberry Pi.
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    1K
    Likes:
    0
  6. 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:
    1K
    Likes:
    0
  7. Low-drain Long-life audio clicker

    Uses hi-Z sounder IPO original hi-bright LED, runs from single 1.5V D-cell.
    Views:
    1K
    Likes:
    6
  8. 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:
    2K
    Likes:
    2
  9. K40 Laser Cutter Upgrades

    Adventures with a cheap 40W Chinese laser cutter
    Views:
    3K
    Likes:
    5
  10. 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:
    2K
    Likes:
    0
  11. Schematic (transistor) J-K master/slave flip flop

    Design schematic of an all transistor J-K flip flop
    Views:
    3K
    Likes:
    1
  12. CPU out of logic gates

    8-bit breadboard computer from CMOS integrated circuits.
    Views:
    2K
    Likes:
    3
  13. Arduino compatible high precision frequency meter

    A kickstarter project to create an Arduino Frequencymeter board.
    Views:
    2K
    Likes:
    0
  14. Permanent Magnet DC (PMDC) Motor Controller

    This is a PMDC (Permanent Magnet DC Motor) Controller to control DC motor speed.
    Views:
    4K
    Likes:
    3
  15. UV LED PCB Lithography Exposure Unit

    Using 1 watt UV LED's to expose and develop PCB for rapid prototyping.
    Views:
    2K
    Likes:
    5
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