slave flash for camera

Discussion in 'General Electronics Chat' started by salty58, Feb 22, 2012.

  1. salty58

    Thread Starter New Member

    Dec 6, 2009
    2
    0
    just came across a slave flash camera circuit,can you explain what the purpose of the 1meg resistor between the gate& cathode does,also is the capacitor there to stop the dc current flowing ,and triggering the scr
     
  2. luvv

    Member

    May 26, 2011
    186
    31
    The resistor and capacitor help to reduce false triggering, much in the same way a de bounced switch works.

    Higher values = higher tolerance ie, less sensitivity

    -luvv-
     
    salty58 likes this.
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