please help..,circuit design

Discussion in 'The Projects Forum' started by akolang, Aug 3, 2008.

  1. akolang

    Thread Starter New Member

    Aug 3, 2008
    2
    0
    hi im a college student from philippines,
    im just wondering if someone knows or have a circuit design for a smoke alarm.,,just a simple circuit.,,can someone please give me a sample circuit or a site that discuss about alarms and have sample circuits...
    i also need a simple circuit design using mq5 sensor/LPG leak sensor.,,

    please anyone who can help..,
    thanks..,:)
     
  2. roddefig

    Active Member

    Apr 29, 2008
    149
    0
    Hello.

    Any information you have on the sensor (or a datasheet, ideally) would be most helpful.
     
  3. akolang

    Thread Starter New Member

    Aug 3, 2008
    2
    0
  4. SgtWookie

    Expert

    Jul 17, 2007
    22,182
    1,728
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