I googled and found that the brand name is Secures. I also found this article with a picture. http://media.www.jhunewsletter.com/media/storage/paper932/news/2009/12/03/NewsFeatures/Gun-Detection.Sensors.Installed.Around.City-3845405.shtml
This article says they may be disguised as vents or bird houses. http://www.ncjrs.gov/pdffiles/fs000201.pdf On Mon, Dec 13, 2010 at 6:26 AM, Andy Robinson (blackadder-lists) <ajrli...@gmail.com> wrote: > Peter Millar wrote: >>Sent: 12 December 2010 5:40 PM >>To: Jonathan Bennett >>Cc: talk-gb@openstreetmap.org >>Subject: Re: [Talk-GB] Gun Location Sensors >> >>I don't know if this is what Birmingham is using: >><http://gizmodo.com/5489449/tiny-sensor-listens-for-gunshots-identifying- >>the-gun-and-location> >> >>If so, it doesn't look like verifying on the ground is going to be very > practical. >> >>The area covered by the system would be more interesting if it were >>obtainable. > > The news items I saw were referring to triangulation methods so perhaps they > have gone for some other system than these clever devices. > > Cheers > > Andy > > > _______________________________________________ > Talk-GB mailing list > Talk-GB@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk-gb > -- Jeffrey John Martin dogs...@gmail.com _______________________________________________ Talk-GB mailing list Talk-GB@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-gb
