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PIR Sensor ultra sensitive

tonyd512
tonyd512 11 months ago

Hello,

New to Element 14

Needing a PIR sensor (or something more appropriate) sensitive enough to detect box elder bugs. They are about 1/4 inch long. Sensor needs to have short range maybe 3-4 ft or so.

ideally it would trigger a smart phone on a tripod aimed at the target area. These bugs crawl quite slowly mostly but do fly as well.

Need a little guidance choosing an appropriate sensor for the project. This will be indoors.

Tony D

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Top Replies

  • kmikemoo
    kmikemoo 11 months ago +2
    While electronics would be cool, if you can't localize the point of entry based on sightings, I would go with a simpler approach. They could also be "replicating" inside. You might be able to secure…
  • shabaz
    shabaz 11 months ago +1
    What's the actual goal? What is the use-case? By 'trigger a smart phone aimed at the target area' do you mean to trigger a smart phone camera? Or something else? If all you wish to do is to take photos…
  • shabaz
    shabaz 11 months ago in reply to tonyd512 +1
    There are some interesting solutions described here: https://stackoverflow.com/questions/189943/how-can-i-quantify-difference-between-two-images There's a simple one mentioned there which is to just…
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  • robogary
    0 robogary 11 months ago

    This sounds like a job for raspberry pi & camera with object recognition ! Pir may not detect a cold bug especially a slow moving one.

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  • robogary
    0 robogary 11 months ago

    This sounds like a job for raspberry pi & camera with object recognition ! Pir may not detect a cold bug especially a slow moving one.

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