A look at time-delay interference 5th April 2012 Does your simulcast radio system seem to exhibit improved range and performance when certain transmitters are turned off? In almost every case, this is an indication of improper system operation and that your system needs on-site optimization.
Listen up–Understanding the decibel 1st February 2012 Here’s a primer on the decibel, which makes the work of every radio engineer and technician far easier.
News Firecom introduces second-generation wireless headset, offers credit on older models (with related video) 29th September 2011 Firecom’s 50-Series is a second-generation, full-duplex, hands-free wireless radio headset that reduces the need for firefighters to be tethered to the truck and intercom via a cable.
NIST tests firefighter tracking devices for radio-frequency interference 1st September 2011 RFID poses serious potential for wireless interference with PASS device alarms, NIST researcher Kate Remley said.
Survey Technologies’ Field Test measures in-building coverage 27th July 2011 STI Field Test 6 supports indoor coverage surveys using a scanning receiver, a compatible spectrum analyzer, or a digital radio test set.
Winning the battle 1st March 2011 Last month, we began to explore radio-frequency interference, every technician’s bane. Now we look at additional causes of RFI and — more importantly — what can be done about them.
The bane of your existence 1st February 2011 Radio-frequency interference is something that every radio-system engineer will encounter, sooner or later. In this installment, we begin to explain how it occurs and what to do about it.
A losing proposition 1st December 2007 How RF attenuation on the transmission line affects the transmitter
Solving intermodulation interference 1st August 2007 Common problems, real-world examples and solutions
The value of ferrite RF isolators 1st March 2007 Proper use at crowded communications sites can reduce intermodulation effects
Land mobile radio (LMR) systems are just as vulnerable to cyberattacks as any other networks used in the public-safety sector. Here’s what to do about it. 1 7th November 2023
