Infrastructure

Declaration of Interoperability

By Roman Kaluta

The State of Alabama has been working tirelessly to accomplish statewide interoperability. They faced the same communications problem that many other...

All-in-one rechargeable batteries for LMRs

By Donny Jackson

At best, the need to recharge an LMR radio is an inconvenience, taking the device and often its user out of action for a temporary period. At worst, the...

Essential gear

By Merrill Douglas

When Utah's Crandall Canyon Mine suffered a collapse in August 2007, rescuers raced to reach six miners trapped inside and Tunnel Radio of America worked...

Taken for granted

By Jay M. Jacobsmeyer, P.E.

Land mobile radio antennas come in two basic types: the base station or repeater site antenna and the user radio antenna. This article focuses on user...

DHS: No plans to scrap virtual border fence

By Mary Rose Roberts

A 28-mile prototype virtual fence built by Boeing Co. and designed to thwart illegal immigration along the Mexico/U.S. border hasn't met border control...

EADS buys PlantCML

By Donny Jackson

Deal offers large U.S. presence, one-stop PSAP shopping...

A not-so-risky investment

By James Careless

Site hardening is a must -- even for public safety agencies on a budget...

NATE to expand culture of safety

Glenn Bischoff

National Association of Tower Erectors Executive Director Patrick Howey said last month that the organization is working to develop a culture of safety...

Tri-band mesh infrastructure

Mary Rose Roberts

Firetide of Los Gatos, Calif., announced tri-band capability for its HotPoint access points and HotClient client premises equipment, which it said would...

Motorola shuffles the deck

Whether it's a winning hand will depend on marketing, leadership decisions still to come...

THE POWER OF POWER

By Donny Jackson

In most areas, wireless communications involve a series of tradeoffs. Frequency, modulation scheme, physical-layer technology and other factors influence...

Designing microwave radio links

By Jay M. Jacobsmeyer, P.E.

They remain the preferred backhaul choice for public safety radio networks...

JPS, Clarity partner on interoperability

By Glenn Bischoff

Solution lets cellular handsets connect to LMR portables...

Distributed antenna system for first responders

Glenn Bischoff

Dekolink Wireless introduced the FR-DAS platform, which is designed to improve in-building coverage for public safety networks. The system consists of...