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  1. admin2

    Introduction

    Hi and welcome to our community! Feel free to start a new topic about your project/question etc
  2. admin2

    A modern day 0 - 30V, 0 - 3A Linear Power Supply?

    You may check this blog for a revised version of the popular 0-30V PSU: http://www.paulvdiyblogs.net/2015/05/tuning-030v-dc-with-03a-psu-diy-kit.html
  3. admin2

    Capacitors?

    These also seems like capacitors to me. I also found a chart that looks pretty close to their marking.
  4. admin2

    LM2596 overheated NEED SOME HELP

    The diode is needed for the circuit to work, otherwise you may damage the IC or your load. Without this diode the switching of LM2596 can't occur. You may use IN5822 schottky diode or another 3A schottky diode.
  5. admin2

    Help for Desulfator charger lead acid battery!

    Hi Johnpham, I would propose you this circuit published on Silicon Magazine (July 2009). This lead acid desulfator circuit supports 6V,12V and 24V lead acid batteries using a selection switch and it's based on popular 555 timer IC. Most of the pars are easily available and you will need to wind...
  6. admin2

    Submit Projects, Articles

    Hi Maleetronic, Thanks for your interest publishing a project on elab! I personally handle the project submissions and manually adding them to our repository after reviewing. So if you would like to submit your project the best way is to send me an email to webmaster @ electronics-lab.com or...
  7. admin2

    STROBOSCOPE

    Thanks for posting in this circuit. Do you have a description also?
  8. admin2

    Electronic Component Organizer App

    The author's website seems down at this moment. I am attaching WinHeist on this post or you can download it from here: http://download.cnet.com/WinHeist/3000-2067_4-75761416.html
  9. admin2

    new member!

    Welcome on-board. Feel free to start a topic.
  10. admin2

    Hot Wire Anemometer

    I have found a simple circuit diagram about hot wire anemometer. May be a good point to start. Look at the bottom of this page: http://newton.ex.ac.uk/teaching/CDHW/Sensors/ Also check this slides about the theory behind it...
  11. admin2

    What's the difference between MC14046B and CD4046?

    According to datasheet MC14046B is compatible with CD4046B and they don't mention about CD4046A
  12. admin2

    Digital Ac voltmeter Using 7107

    You will need to convert your AC voltage to RMS voltage then feed it to ICL7107. Datasheet has such a circuit on page 14. I attaching it here for your reference. The connection to the display is as the second attachment.
  13. admin2

    HackPOD: A smartphone-like MCU platform powered by the Arduino IDE.

    Thanks for introducing us to your project! I featured it on the blog. Good luck with your crowdfunding.
  14. admin2

    introduction

    Welcome on board, feel free to post about your project and questions.
  15. admin2

    Elektor GREEN Membership @ 50% OFF

    Electronics-Lab.com team is always looking for partnerships that will benefit our members and bring some valuable offer to all of you. This time we would recommend an Elektor yearly subscription for half the normal price. With this offer you will gain access to thousands of articles and...
  16. admin2

    help to print .lay pcb file

    I managed to open it with Sprint-Layout 5.0. Just rename the files in English and it will open.
  17. admin2

    OK.. So i have a difficult project...

    Hi and welcome to the forum, For what you describe you will need a light activated switch like this one: http://www.electronics-lab.com/project/light-and-dark-sensitive-switch/ This switch has adjustable sensitivity and with a little of experimentation you will manage to get the desired...
  18. admin2

    Need help with a project

    How many digital IO lines do you have on your microcontroller? and how many LEDs do you want to drive?
  19. admin2

    LM3914 pspice library

    Here are two SPICE models found online that will simulate the main IC functions including:- a) bar/dot mode selection, B) dot mode carry for cascaded ICs, c) resistor-programmed hi/lo reference voltages, d) output current selection, e) non-grounded V- and divider ladder, f) independent V+ and...
  20. admin2

    ELECTRONIC COMPONENTS TESTER

    There are various components testers on ebay. You can check here: http://www.ebay.com/itm/M328-LCD-12864-Transistor-Tester-DIY-Kit-Diode-Triode-Capacitance-LCR-ESR-Meter-/141884915298?hash=item2108fffe62:g:uNYAAOSwGotWozua...
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