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#1
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I've seen several of these devices attached to the street light poles
in Irvine, CA. Clearly there is some kind of radio inside the box, but what is their purpose? http://tinypic.com/6okknl.jpg |
#2
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Scott en Aztlán wrote:
I've seen several of these devices attached to the street light poles in Irvine, CA. Clearly there is some kind of radio inside the box, but what is their purpose? http://tinypic.com/6okknl.jpg Are they attached to random street light poles, or are they at/near intersections? And what streets are these on - which street was that one on? According to the City of Irvine's website, the city's Traffic Research and Control Center has various mobile, wireless cameras set up around Irvine to monitor flow on major arterials and some other side streets. Might that device in the image be related to that? -- Robert I. Cruickshank roadgeek, historian, progressive |
#3
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![]() "Scott en Aztlán" wrote in message news ![]() I've seen several of these devices attached to the street light poles in Irvine, CA. Clearly there is some kind of radio inside the box, but what is their purpose? http://tinypic.com/6okknl.jpg Could also be a microcell for cellphones. Ours are usually mounted about halfway up the pole. I can't make out the blak dome above. It may be a photocell to turn lighting on at dusk, or perhaps a GPS antenna. If GPS, then the unit may be a DGPS transmitter. Brad. |
#4
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In article ,
Scott en Aztl?n wrote: I've seen several of these devices attached to the street light poles in Irvine, CA. Clearly there is some kind of radio inside the box, but what is their purpose? http://tinypic.com/6okknl.jpg SCADA controllers for the lights would be my guess. |
#5
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![]() Content-Transfer-Encoding: 8Bit Scott en Aztlán wrote: I've seen several of these devices attached to the street light poles in Irvine, CA. Clearly there is some kind of radio inside the box, but what is their purpose? http://tinypic.com/6okknl.jpg I am guessing that they are close to the 16000 block of Von Karman Avenue - the IPMobileNet HQ. Am I right? IPMobileNet makes the XpressNet 802.11 Mesh System, which is often set up using SmartCell access points on light poles. That box looks like a standard NEMA enclosure that anyone can use. The antenna looks like a WiFi (zoom in, it's longer than it looks at first). |
#6
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On Sun, 03 Jul 2005 02:50:50 +0000, Guy Macon
http://www.guymacon.com/ wrote: http://tinypic.com/6okknl.jpg I am guessing that they are close to the 16000 block of Von Karman Avenue - the IPMobileNet HQ. Am I right? While there may be one of them at that location, the one in the picture is near the 5 freeway and Culver Drive. The other one I saw was on Alton Parkway near Jeronimo. IPMobileNet makes the XpressNet 802.11 Mesh System, which is often set up using SmartCell access points on light poles. That box looks like a standard NEMA enclosure that anyone can use. The antenna looks like a WiFi (zoom in, it's longer than it looks at first). Hmm... Any idea which SSID(s) they use? I can use NetStumbler to see if that SSID shows up. Also, there is a cable leading from the NEMA enclosure to a cylindrical device on top of the pole; any idea what that is? Is it some sort of sensor that is being remotely monitored via the radio in the NEMA enclosure? |
#7
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That cylindrical device on the top is nothing more than a simple photo
cell to turn the street light on at dusk and off at dawn. It looks as though they are merely getting power through the exposed cord. Still don't know what the unit is though. We have them here in Denver too. GB Scott en Aztlán wrote: On Sun, 03 Jul 2005 02:50:50 +0000, Guy Macon http://www.guymacon.com/ wrote: http://tinypic.com/6okknl.jpg I am guessing that they are close to the 16000 block of Von Karman Avenue - the IPMobileNet HQ. Am I right? While there may be one of them at that location, the one in the picture is near the 5 freeway and Culver Drive. The other one I saw was on Alton Parkway near Jeronimo. IPMobileNet makes the XpressNet 802.11 Mesh System, which is often set up using SmartCell access points on light poles. That box looks like a standard NEMA enclosure that anyone can use. The antenna looks like a WiFi (zoom in, it's longer than it looks at first). Hmm... Any idea which SSID(s) they use? I can use NetStumbler to see if that SSID shows up. Also, there is a cable leading from the NEMA enclosure to a cylindrical device on top of the pole; any idea what that is? Is it some sort of sensor that is being remotely monitored via the radio in the NEMA enclosure? -- "There's no way to rule innocent men. The only power any government has is the power to crack down on criminals. Well, when there aren't enough criminals, one makes them. One declares so many things to be a crime that it becomes impossible to live without breaking laws." -- Ayn Rand, Atlas Shrugged |
#8
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On Sun, 03 Jul 2005 13:30:30 -0600, gray-beard
wrote: That cylindrical device on the top is nothing more than a simple photo cell to turn the street light on at dusk and off at dawn. That seems likely. An identical device is also present on the poles which lack the boxes. |
#9
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On Sun, 03 Jul 2005 11:51:41 -0700, Scott en Aztlán
wrote: On Sun, 03 Jul 2005 02:50:50 +0000, Guy Macon http://www.guymacon.com/ wrote: http://tinypic.com/6okknl.jpg I am guessing that they are close to the 16000 block of Von Karman Avenue - the IPMobileNet HQ. Am I right? While there may be one of them at that location, the one in the picture is near the 5 freeway and Culver Drive. The other one I saw was on Alton Parkway near Jeronimo. IPMobileNet makes the XpressNet 802.11 Mesh System, which is often set up using SmartCell access points on light poles. That box looks like a standard NEMA enclosure that anyone can use. The antenna looks like a WiFi (zoom in, it's longer than it looks at first). Hmm... Any idea which SSID(s) they use? I can use NetStumbler to see if that SSID shows up. Also, there is a cable leading from the NEMA enclosure to a cylindrical device on top of the pole; any idea what that is? Is it some sort of sensor that is being remotely monitored via the radio in the NEMA enclosure? one thought about these : this device is located on a utility company light pole. it's highly unlikely that it belongs to anyone commercial other than the utility company / or the " city of " people. could easily be part of the new equipment that cities are installing that allow cops and city workers to have hand held and " in car " wi-fi " ( mdt style ) data terminals. we have those recently installed in my city and they resemble these devices. they ' do not " show up on netstumbler type receiving equipment . |
#10
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krackula wrote:
they ' do not " show up on netstumbler type receiving equipment . In case it is really WiFi, then it can be found with such equipment, when using the right equipment and the right software and waiting for some real traffic on the network. regards - Ralph -- Want to get in touch? http://www.radio-link.net/whereisralph.txt |
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