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The following FAQs and answers explain the technical details of the Mount St. Helens VolcanoCams.
Camera Property | VolcanoCam Classic | VolcanoCamHD |
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Camera | Sanyo, Model #VCC-4594 Color CCD camera. | NetCam XL 3MP |
Lens | Tamron, #13VG-550, 5-50 mm lens. | Motorized Zoom Lens
(for NetCam XL 1MP/3MP) 8~48mm, 45°-8°, Motorized Zoom/Iris/Focus, Zoom |
External Case | Pelco | Pelco |
Web Server | IBM Netvista running Windows 2000. The analogue signal from the camera is converted to a digital signal by the VolcanoCam web server using an Viewcast Osprey 210 video capture card. | Internal to the camera. |
Software | Windows 2000, Firefox, Webcam32 | Linux |
Features | Limited Infra-red capability for night viewing. | Zoom |
Operation | Since 23 September 2004. | Since 21 June 2007/ |
Supplier | URS Electronics | Star Dot Technologies |
Please Note: Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government.
If you experiencing difficulty viewing the new VolcanocamHD images, check out our Problems Matrix.
VolcanoCam View Number OneThe Mount St. Helens VolcanoCams are located under the eaves of the Johnston Ridge Observatory. The cameras are approximately 20 feet off of the ground. USDA Forest Service photograph by D. Lapcewich. |
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VolcanoCam View Number TwoA closeup view of the VolcanoCams. You are seeing three cameras; in order from left to right: (1) VolcanoCam Classic, (2) USGS Dome Camera, and (3) VolcanoCamHD USDA Forest Service photograph by D. Lapcewich. |
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VolcanoCam View Number ThreeLooking directly at the VolcanoCams. Mount St. Helens is reflected in the large window of the Johnson Ridge Observatory. USDA Forest Service photograph by D. Lapcewich. |
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VolcanoCam View Number FourYou are seeing three cameras; in order from left to right: (1) VolcanoCam Classic, (2) USGS Dome Camera, and (3) VolcanoCamHD USDA Forest Service photograph by D. Lapcewich. |
Site design and support by USDA Forest Service
Northwest Enterprise Web Team (NEWT)
Mount St. Helens National Volcanic Monument
Pacific Northwest Region
USDA Forest Service
Page Last Modified: 01 August 2007 @ 12:35:56 PM EDT.
Page Location: http://www.fs.fed.us/gpnf/volcanocams/msh/library/faqs-technical.php