Tuesday, June 1, 2010

Simple Water Level Indicator cum Alarm




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http://onlinetps.com/circuit/water%20level%20indicator.GIF


Simple Water Level Indicator cum Alarm
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6 comments:

  1. UnknownSeptember 14, 2012 at 3:02 PM

    2 led dosent glows

    ReplyDelete
  2. UnknownMarch 8, 2013 at 11:42 PM

    pls let me know the values of resistors in series with transistors

    ReplyDelete
  3. UnknownSeptember 23, 2013 at 3:39 PM

    Buzzer not working please help....

    ReplyDelete
  4. www.onlineTPS.comNovember 22, 2013 at 8:04 PM

    Resistance at LED side is 1.5 K ohms

    ReplyDelete
  5. UnknownSeptember 10, 2016 at 4:54 PM

    i am make this pcb but buzzer is ringing continuously and other three leds are working completely.

    Please tell me what is the problem for buzzer is ringing continuously.

    ReplyDelete

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