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  • 50W Photovoltaic Solar Battery Regulator [080305]
    Published in Elektor

    50W Photovoltaic Solar Battery Regulator [080305]

    by Sunil_M
    Sunil_M
    This circuit was originally designed to power a small weather station...
    16.9k 6
  • Hyperactive LED Christmas Tree [120634]

    Hyperactive LED Christmas Tree [120634]

    by ClemensValens
    ClemensValens
    With elaborate light show and daisy-chain capability.
    13.2k 1
  • Adjustable DC current source with integrated hi-z DVM [130287-I]
    Published in Elektor

    Adjustable DC current source with integrated hi-z DVM [130287-I]

    by henrip4
    henrip4
    With this portable instrument, you can safely test and measure very qu...
    19.7k 12
  • Extreme long duration 555 timer without electrolytic capacitors [130257-I]

    Extreme long duration 555 timer without electrolytic capacitors [130257-I]

    by avandalen
    avandalen
    Ever heard of 1GΩ resistors? The 555 timer here has a duration time of...
    7.5k 1
  • Elektor.POST - No. 2 (Universal Square Wave Generator)

    Elektor.POST - No. 2 (Universal Square Wave Generator)

    by Jaime G.-Arintero
    Jaime G.-Arintero
    Project available in the following languages:EnglishGerman / DeutschSp...
    22.9k 1
  • ATTiny2313 Electronic Die With 7-Segment Display

    ATTiny2313 Electronic Die With 7-Segment Display

     
    This easy to build circuit is an electronic die. It uses an ATtiny2313...
    8.3k 4
  • model house light on RS232 [130136-I]

    model house light on RS232 [130136-I]

    by what_nickname_shall_I_use
    what_nickname_shall_I_use
    this small module allows switching of up to 5 LEDs for lighting a mode...
    8.7k 1
  • Library for RF transceiver RFM12 with PIC MCUs written in Pascal [130161-I]
    Published in Elektor

    Library for RF transceiver RFM12 with PIC MCUs written in Pascal [130161-I]

    by waltro
    waltro
    The modul RFM12 from HopeRF is a cheap transceiver, which operates in...
    17.6k 0
  • CAN tester [120195]

    CAN tester [120195]

    by rjv
    rjv
    MCU board to experiment with the CAN bus.Circuit based on ATmega8515,...
    15.6k 11
  • Raspberry PI Prototyping board [120483]
    Published in Elektor

    Raspberry PI Prototyping board [120483]

    by Lucky
    Lucky
    The RPi Prototyping Board is a simple board, designed to break-out the...
    23.4k 4
  • Elektor.POST - No. 18 (Simple Battery Lifetime Extender)

    Elektor.POST - No. 18 (Simple Battery Lifetime Extender)

    by Hedwig Hennekens
    Hedwig Hennekens
     Please click on the links to download the articles from Elektor....
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  • Multi-Purpose Data Acquisition Board for a Sounding Balloon [130082]

    Multi-Purpose Data Acquisition Board for a Sounding Balloon [130082]

    by ale
    ale
    Transmitting data from a capsule dangling from a weather or sounding b...
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Latest Comments

Digital radio controller via USB: audio, data, and power Thanks! No, unfortunately the ESP32-WROOM-32 cannot be used for this project because it does no
Thanks! No, unfortunately the ESP32-WROOM-32 canno...

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Digital radio controller via USB: audio, data, and power  Really interesting implementation of USB-C OTG for combining audio, data, and power in a
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