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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 Johnny G

  1. J

    Capacitor Value

    I will use the .1f, Do I need to precharge this value and if so what is the simplest circuit to use?
  2. J

    Capacitor Value

    Would a 33000uF 35v work for this?
  3. J

    Capacitor Value

    Thanks alec_t, I will test that out ASAP I Appreciate the Help. johnny G
  4. J

    Capacitor Value

    How small of a circuit? I will certainly try.
  5. J

    Capacitor Value

    What do you consider large? I would like to keep this as simple as possible.
  6. J

    Capacitor Value

    thanks ronv, Drop-out voltage threshold 10% and will be supplying 12vdc to coil.
  7. J

    Capacitor Value

    Hi Everyone, I'm new and need to know what value capacitor I need to power a 12VDC coil in a DPDT Relay that has a average consumption rate of .9 watts for 1.5 to 2 seconds after the 12 volt supply is dropped to the coil. Any help would be greatly appreciated. Johnny G
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