Keywords: Spectralert.JPG System Sensor SpectrAlert horn/strobe Transferred from http //en wikipedia org en wikipedia; transferred to Commons by User Magnus Manske using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper <br/> Original text I Destin talk created this work entirely by myself 19 12 15 October 2009 UTC <br/> 2009 10 15 first version ; 2010 08 05 last version Destin talk Original uploader was Destin at http //en wikipedia org en wikipedia Later version s were uploaded by SchuminWeb at http //en wikipedia org en wikipedia Released into the public domain by the author en wikipedia Destin Original upload log page en wikipedia Spectralert JPG 2010-08-05 23 56 SchuminWeb 1514×1222× 543028 bytes <nowiki>Please do not upload over existing files without a good reason</nowiki> 2010-08-05 14 56 SchuminWeb 1514×1222× 543028 bytes <nowiki>Revert to original - no information on new photo</nowiki> 2009-10-15 19 12 Destin 1514×1222× 543028 bytes <nowiki> System Sensor SpectrAlert horn/strobe I ~~~ created this work entirely by myself ~~~~~ ~~~ </nowiki> Companies established in 1984 Fire alarms Companies of the United States |