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  1. K

    Automatic current/voltage regulator for LEDs

    It is possible to design a circuit that adjusts the voltage and current in a combination of series and parallel connections of LEDs. However, achieving this level of complexity would require a more advanced circuit design and potentially some specialized components. Here are a few different...
  2. K

    Powering a 200 LED Christmas light string

    It sounds like you are trying to power a string of LED lights that originally had a control box but that control box is now missing. Without the control box, it may be difficult to determine the correct way to power the lights. Based on the information you provided, it appears that the LED...
  3. K

    Would like to know which wire to snip.... if I can even do that

    No, it doesn't.
  4. K

    2 appliances 1 switch

    It is possible to run a dishwasher and a washer/dryer combo off of one switch, but it will require some wiring and electrical work. Here are the steps you would need to follow: 1. Determine the electrical requirements of the appliances you want to run off of the switch. You will need to know...
  5. K

    Parts for projects

    There are many small companies that specialize in supplying electronic components, including integrated circuits (ICs) and sockets. Here are a few options to consider: Digi-Key: This is a large online distributor that carries a wide range of electronic components from various manufacturers...
  6. K

    Tom Mics Issues

    Tom mics, also known as tom-tom drum microphones, are used to amplify the sound of a tom-tom drum in live performances or recordings. Here are some tips for solving common issues with tom mics: Poor sound quality: Make sure the mic is positioned correctly, with the mic head pointed towards the...
  7. K

    doubt fails smd capacitors

    Ceramic and polyester capacitors generally do not suffer from the same problems as aluminum electrolytic capacitors when they are stored for long periods of time without being energized. These types of capacitors are generally very stable and do not exhibit significant changes in capacitance or...
  8. K

    Make electronics experiment 11

    It is generally recommended to use the exact value of components specified in the circuit diagrams, unless you have a specific reason for deviating from the recommended values. In the case of the circuit on page 96 of the revised edition of Make Electronics, using a capacitor with a value...
  9. K

    CNC PCB Plotter

    I am interested in building a CNC PCB plotter and I was wondering if it is possible to use an EK-TM4C1294XL for this purpose. I have seen a similar project using a Raspberry Pi Pico (https://www.pcbway.com/project/shareproject/Raspberry_Pi_Pico_Based_CNC_PCB_Plotter_ec484384.html), but I would...
  10. K

    how many amps does it take to kill someone?

    It takes between 0.1 and 0.2 amps to kill a human being.
  11. K

    Need help with microcontroller project

    Check out sites with tutorials like instructables, Arduino, PCBWay, and Picaxe. You could even check YouTube.
  12. K

    Potentiometer joystick

    What exactly do you need help with?
  13. K

    Surplus components

    You can sell on eBay or Facebook marketplace. You could try any of your local e-commerce store.
  14. K

    For Sale: VNTG Electrometer Series 500

    Can one still place an order for it?
  15. K

    SM32 Nucleo board PCB Design

    Hi Andrea, Have you been able to complete your project? Did you end up paying for the resource you found?
  16. K

    I need help with a project !!

    HD Are you done with your project? Have you resolved the issue?
  17. K

    Anyone able to help with this project?

    Is this the content of the PDF?
  18. K

    Anyone able to help with this project?

    Same here.
  19. K

    Wood/Resin Bowl RGB Lighting Question from a Novice

    You could get a disc led from AliExpress.
  20. K

    Ground plane PCB

    You can learn to do that by reading some blog posts online. For instance, https://absolutepcbassembly.com/what-is-pcb-ground-plane/ https://www.raypcb.com/pcb-ground-plane/ https://pcbtracks.com/basics-of-pcb-designing-for-beginners/?amp=1
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