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4 Law Enforcement Technology July 2015 www.officer.com L AW ENFORCEMENT TECHNOLOGY J U L Y 2 0 1 5 V O L U M E 4 2 N O . 7 LAW ENFORCEMENT TECHNOLOGY (ISSN 0747-3680 print and ISSN 1948-5689 online) is published Monthly by Cygnus Business Media, 1233 Janesville Ave., Fort Atkinson, WI 53538. Periodicals Class postage paid at Fort Atkinson, WI, and additional mailing offices. POSTMASTER: Send address changes to Law Enforcement Technology, P.O. Box 3257, Northbrook, IL 60065-3257. Printed in U.S.A. Canada Post PM40612608. Canada Post Address: Law Enforcement Technology, P.O. Box 25542, London, ON N6C 6B2. SUBSCRIPTIONS: Law Enforcement Technology is distributed free of charge to qualified professionals. For all others: $50 for one year, $95 for two years; Canada and Mexico, $70 for one year, $135 for two years; all other foreign countries $100 for one year. Single copies by mail are $10. Send correspondence to circulation department. Copyright 2015 Cygnus Business Media. All rights reserved. Canadian GST#842773848 Find us online: Communications 8 The evolution of police communications (and what's still ahead) From acorns and rattles to telephones and radios, police have had to be creative to get their message across 26 Frequency wars The race to interoperability Evidence & Forensics 16 A new way to capture crime scenes How 3D scanners, laser scanners and advanced cameras are revolutionizing investigation as we know it 41 The big data sift The NIJ is joining forces with forensics pros to come up with a faster, more effcient way to scan digital data in a quest for evidence COLUMNS P O L I C E W E E K 23 Refections of a police wife F I R E A R MS TAC T I C S 32 Accurate fre from the pocket… and afordable, too Bersa's compact .380 Firestorm is a deceptively simple back-up choice L E A D E R SH I P 44 Leadership quotes and police truisms Because it is essential to continue learning new things TA L K I N G P O I N T S 47 Consider this before investing in intelligent surveillance New Products 12 Products & Tech 21 Mobile Data & Wireless 39 Robotics & UAVs IN EVERY ISSUE 6 Editor's Log 50 Industry News 49 Training & Events 54 On Your Watch 36 8 16 Police Week Coverage An even stream of blue A Chapter 8 Unity Tour rider documents his tour to D.C. for the annual Police Week events. (Part One of Two) 32 12 Season 1 Oceanside Chronicles Only on Don't Miss Officer.com's New Online Fiction Series: Web link: officer.com/the-oceanside-chronicles