Electronic Kits

Electronic kits for your projects.

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  1. 4 Channel Multifunction Running Light Kit
    $19.95
    SKU: K5200


    4 Triac outputs: max 2A each . 200W at 110V Learn More
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  2. 4 Channel Recorder / Logger Kit
    $59.95
    SKU: K8047

    Record DC signals or slow-moving signals over very long periods, the measurements are automatically stored on your hard disk for further processing, USB connected and powered, four DC coupled input channels. Learn More
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  3. 4 Channel Running Light Kit
    $16.95
    SKU: K8032

    The speed of the module can be adjusted manually. All the outputs are equipped with LED indication. 110V AC Learn More
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  4. 4 Channel UHF Rolling Code Lock Kit
    SKU: QK180V3

    4 button secure remote (included) RF receiver module and all components to create a 4 channel lock Learn More
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  5. 4 Digit Presettable Down Counter Kit
    $21.95
    SKU: QK154

    Four modes of presettable downcounting with reset and output. Uses a microcontroller to save all the work. Similar circuit to QK129 Up/Down Counter Kit. 9 - 12VDC. Learn More
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  6. 4 Digit UP DOWN Counter Kit FK936
    $18.95
    SKU: FK936

    4 Digit Pre-settable Digital Counter Kit Learn More
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  7. 4 Digit Up/Down Counter kit QK129
    $30.95
    SKU: QK129


    This 4 digit up/down counter kit uses a single micro-controller.
    Atmel AVR 90S1200.
    Reset, up, down, disable and overflow to a second counter.
    9 - 15V operation.
    4 digit multiplexed display.
    Oscillator contained within the micro. Learn More
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  8. 4 LED Flasher Kit - Solderless
    $8.95
    SKU: FK1221

    This 4 LED flasher kit is great for those who want to learn about circuits without soldering Learn More
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  9. 4-Channel Temperature Monitor and Control Kit
    $58.95
    SKU: QK190

    4-Channel Temperature Monitor and Control Kit Learn More
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  10. 400W Bridged Mono 200W Stereo Amplifier Kit
    $99.95
    SKU: K4005B

    Velleman 400W Mono / 200W Stereo Power Amp Kit.

    Please note: This kit is on sale due the age of the electrolytic capacitors. We recommend using fresh caps when building this kit.

    Learn More
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  11. 40W Fluorescent Lamp Driver Kit (Inverter)
    $24.95
    SKU: CK163

    Once you build this kit you can drive a 40W fluorescent light tube using a 12V DC voltage such as a car battery. Learn More
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  12. 5 Voices kit (winged animal)
    $9.95
    SKU: FK265

    5 digital voices. Winged animal. Parrot, bird, rooster, hen and duck. Learn More
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  13. 50 Watt Power Amplifier Kit
    $19.95
    SKU: FK660

    50 Watt Mono OCL Power Amplifier Kit 1% Resistors. Class AB circuit, 1V. input sensitivity and 15 K input resistance. Learn More
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  14. 50 Watt Stereo Power Amp Kit
    $34.95
    SKU: FK661

    50 Watt OCL R1% Power Amplifier Kit. Class AB circuit, 1V pp input. Learn More
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  15. 555 Timer Kit
    $14.50
    SKU: QK85-2


    Classic 555 Timer Kit
    Components are included with the circuit board. Learn More
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  16. 6 - 10 Watt Stereo Amplifier Kit
    $12.95
    SKU: QK143

    Very low THD (0.018%) using this TDA2005 as a stereo amplifier module. Direct earth to solder lug on the IC. Small single-sided PCB. Dual log potentiometer on the input. Power supply 8 - 18VDC providing 2A for best results. Learn More
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  17. 6 Alarm Sound Siren Kit
    $5.95
    SKU: FK278

    A sound generating circuit that uses the digital memory principle for creating a 6 alarm sounds siren. Learn More
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  18. 6 LED Flasher Kit
    $4.95
    SKU: FK1201

    This 6 LED flasher kit is great for beginners to electronics. Learn More
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