Anchorage Security Camera Brief (Technical) Crime in Anchorage is up this year Residents are concerned Many ways to try and mitigate  Author is not a surveillance expert  Tasked with video surveillance only Recorded video surveillance  Nighttime surveillance camera at entrance  Read license plates  Record video for review if required  Provide data to authorities  Wide variety of options available  Cost= $50 - $10,000 and up Introduction

Understand community requirements (important) Site survey results Performance specification Technical proposal How does it work? Issues Anchorage Security Camera Brief (Technical) Outline

Community Requirements  Cost effective  Nighttime operation  Distance from camera  Ease of use  Protection of information  Impact on residents and community Site Survey  Camera location  Test photos Anchorage Security Camera Brief (Technical)

Proposed Security Camera Installation Site Existing Streetlight Entrance to Anchorage Bay Ridge Anchorage Dr Vehicle

Proposed Security Camera Installation Site Streetlight Proposed camera location near other power company boxes 20ft 15ft Optimized angle and distance for plate recognition tested by Ray Van Horn and Tom Tolman on 11/8/08 PM Vehicle

Proposed Security Camera Installation Site Streetlight Proposed power line from residence (new) 20ft 15ft Vehicle Proposed camera location near other power company boxes

Proposed Security Camera Installation Site Streetlight Proposed power line from residence (new) Vehicle Proposed camera location near other power company boxes Camera field of view and range

Proposed Security Camera Installation Installed system on pole Viewing window

Proposed Security Camera Installation Test photo by Ray Van Horn 9:00PM Shutter speed= 1/5 sec F-Stop= 5.6 Film speed= 1600 ISO Light colored convertible Toyota Solara Plate# MD CA

Anchorage Security Camera Brief (Technical) Performance requirements  Capture and record auto license plate 50ft  Lighting conditions= nighttime with single streetlight 30ft away  Auto speed= less than 20 MPH  1 week of video storage required Technical proposal received from SuperCircuits  Camera= Low light monochrome, Sony chipset, LUX, 600 lines video  Lens= 6-60mm manual zoom, auto-iris, CS Mount  DVR with removable compact flash card  Small 5.6” monitor for system checks and setting up DVR operation  Battery backup with constant trickle charging  System fully assembled and tested  Cost= $2, not including installation

Anchorage Security Camera Brief (Technical) How does it work?  Vehicle trips motion sensor  Video records passing vehicle in and out (can be set to record at night only)  If incident occurs, operator opens box, removes compact flash memory card and extracts time stamped video clips on home computer.  Operator can replace with another memory card if desired while searching removed card.  8gb compact flash card (about $100 each) can store 8 hours of video.  A 10sec video file per auto would allow 2880 vehicles to be imaged  That equates to 411 vehicles per night for a week. Known Issues  Privacy (legal/moral- consult lawyer?)  Initial cost/community approval (initial cost less than $40/ home)  Homeowner approval (power required from homeowner)  Site installation (electrician/cabling/testing)  Power (similar to home VCR- est less than $50/year)  Accessing data/data management (committee access only?)  Maintenance (monthly cleaning of lens and checking of operation similar to home electronics)