The lo-fi demise of AM radio 

More reader comments regarding the AM radio bandwidth reduction by Clear Channel and Crawford.

Field Report: Clenney Communications Optelator II 

After the third lightning strike, Joe Ternovan, chief engineer of Infinity Columbus, OH, looked into other means of protecting the system from lightning strikes through the telephone line. He found the Clenney Communications Optelator.

December 2004 Contents Online 

Featured headlines from the Currents Online in the December issue.

Sign Off 

Remembering the Auditronics Destiny 2000, a review of radio listening in 1927, and the habits of radio listeners and TV viewers with online shopping.

Phasors and ATUs 

The phasor is not the frightening cabinet of horrors that some engineers consider it to be. While it may seem daunting, a basic understanding of its operation will make maintenance of the antenna system much easier.

December 2004 Advertiser Links 

Links to the advertisers in the December 2004 issue of Radio magazine.

Applied Technology: Digigram Exaudi 

Now that individual computers take care of all the tasks related to radio automation, the logical evolution is integration of audio transport for program contributions and distribution.

Lead, follow or get out of the way 

You may not like what you see and hear with the current activity in analog and digital radio, but you can follow those who are making a new path, take an active part in clearing a different path or stay where you are and be left behind.

FCC gets tough on debts 

By comparing the FCC Registration Number (FRN) of the entity seeking the benefit with its roster of reprobate FRNs, the FCC can put a “red light” on the processing of any application by such entities.

Navigauge IQ Monitor 

Navigauge's patent-pending technology collects data to develop radio ratings and track mobile behavior and consumer retail patterns.

Sign Off 

Remembering the Harris Producer and the Smith Practical Radio Institute, as well as a look at engineers' ages.

The value of datacasting 

In established radio markets there are usually several stations capable of covering the same signal coverage to that market. The question is, will there be enough datacasting opportunities to go around?

Broadcast Electronics FMI-703 

This FM transmitter is capable of analog and digital signal transmission. It includes the BE FSI-10 and FXI-60 exciter for IBOC operation.

New Products (Nov 2004) 

New products from Anritsu, ATC, Axia Audio, Behringer, Broadcast Tools, DBX Professional Products, Digigram, Digital Juke Box, Firstcom Music, Harris, Henry Engineering, Mackie, MGE UPS Systems, Microboards Technology, Patriot Antenna Systems, Pearl Microphone, Labs, Pomona Electronics, Primera Technology, Professional Sound, Rolls, RSI, Sencore Electronics, Software Authority, Steinberg, Symetrix, TOA Electronics and V-Soft Communications.

Field Report: Telos Systems Zephyr Xport 

The Xport can transmit audio via POTS or ISDN to a studio-located ISDN Zephyr codec. Kirk Chestnut provides a review.

DHS alerts from NWR 

Read thoughts and comments from Radio magazine's readers.

Retake the lead 

The biggest competitor seems to be satellite radio, which I admit is not a revelation, but there really isn’t a compelling reason that satellite radio should be viewed as such a threat.

Kroy K4100 

Where do you begin telling a story about a wiring labeler and make it exciting?

Measuring Modulation 

The closer the correlation between the modulating signal and the instantaneous value of the modulated carrier wave the better the quality of the eventual reproduction of the audio signal.

New Products (Oct 2004) 

New products from Axia Audio, Burk Technology, CBT Systems, Comquest, Digigram, Illbruck/Sonex Acoustical Div, Mackie, Profline and Sound Devices.

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