Homemade transistor from a photocell?

Image (1) photocell_transistor.jpg for post 72356

By , 11/17/2009 @ 2:03 pm= | Full size is 460 × 372 pixels

  • Date Taken: 06-May-2009 00:10:44
  • Camera: Canon PowerShot A720 IS
  • Focal Length: 5.8mm
  • Aperture: f/2.8
  • ISO: 200

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