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File:Rear of circuit board2.JPG

Rear_of_circuit_board2.JPG (420 × 336 pixels, file size: 27 KB, MIME type: image/jpeg)

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Description
English: PC (printed circuit) board containing electronics required for operation of passive infrared motion detector. Pyroelectric element indicated by green arrow. This side will face the segmented parabolic mirror when installed in housing.
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Source Photographed and uploaded by me
Author Jack LaRosa
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(Reusing this file)		 PD-self

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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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current21:51, 5 August 2008Thumbnail for version as of 21:51, 5 August 2008420 × 336 (27 KB)Deuxdad (talk | contribs){{Information |Description={{en|1=PC (printed circuit) board containing electronics required for operation of passive infrared motion detector. Pyroelectric element indicated by green arrow. This side will face the segmented parabolic mirror when installe

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