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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Recent content by Gmoney

  1. G

    help building a 1 sec on/off circuit

    Hello guys! he circuit above is working like a charm I am very happy, I need to add a LED to the output so that it blinks on when the 5v 1sec pulse is on. I tried to add one to the output but the LED stays on and keeps the voltage at a constant 3.3VDC or so. please help!! the LED was...
  2. G

    help building a 1 sec on/off circuit

    Thank You Eric, you have been a great help and a good source of knowledge. I am so glad I found this forum and promise to report back when the test box is completed. G'
  3. G

    help building a 1 sec on/off circuit

    Eric, is RV1 k a variable resistor? or a 89.5K resistor? sorry for the dumb questions. G'
  4. G

    help building a 1 sec on/off circuit

    Thanks Ron, I am not sure if these Programmable ones are designed for 5VDC input/output G'
  5. G

    help building a 1 sec on/off circuit

    Not so precise i would say, This is going to be used to test that strength of a solenoid while is pulsing. thanks for your input. G'
  6. G

    help building a 1 sec on/off circuit

    Hello, I am in the process of making some test equipment for out lab. I need to build/buy a circuit that will output a 5V DC signal for 1 second than off for 1 sec and that it would be continuous. there is a 24VDC and a 5VDC supply already in the test box. Thank you in advance for your...
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