Progressive Concepts CIRPA 

FM antenna

Nautel GV Series 

Digital FM transmitters

Update on Transmitters 

The technology is tried-and-true but smaller size can handle more power than ever before.

Practical Use: Circulators and Isolators 

These two devices, related in function and form, are indispensible when working with RF.

Tower Lease Renegotiation 

Beware of aggressive tactics from the tower tenants when it comes time to renegotiate the lease.

Broadcast Electronics FM 40T 


Broadcast Electronics STXe 500 


Inovonics Aaron 650 

FM rebroadcast receiver

Testing AM Antennas 

While some tasks are best left to a consulting engineer, there are some measurements that can be made as part of a regular maintenance routine.

Tech Tips: Test a Microwave Shot at the Receive Site 

A handful of attenuators can help you set a benchmark.

Deva Broadcast Radio Explorer II 

FM radio analyzer

Elenos DAB300, DAB600 

DAB transmitters

Narda Safety Test Solutions Interference and Direction Analyzer 2 

RF test equipment

Sonifex Redbox RB-SD1IP 

Silence sensor

Crown Updates FM-E3000 and FM E-5000 Transmitters 

A firmware update adds several new features.

Transmitter Buildings: Build or Pre-built? 

Prefabricated structures offer many benefits for a transmitter site.

Tower Maintenance: the Best Investment You Can Make 

They serve reliably and silently, but they still require regular maintenance.

Kramer Electronics KW-11 

Wireless high definition transmitter/receiver set

Extreme Cold Weather? Consult the OSHA Cold Stress Guide 

If work must be performed outside in extreme cold, special care must be taken to ensure the health and safety of those working.

Demystifying Impedance Language 

A discussion to demystify some of the elusive language consulting engineers tend to use.

NATE Unveils Gin Pole Guidelines Safety Resource 

The document provides minimum worker training guidelines that are required for gin pole use for installation, alteration and maintenance of communications structures.

National Association of Tower Erectors Tower Climber Fall Protection Training Standard, 3rd ed. 

Reference book

National Association of Tower Erectors Tower Site Hazard Recognition Guide 

Online resource

NATE Posts Tower Site Hazard Recognition Guide 

The free guide provides safety information and requirements for a broad range of broadcast and communications tower-site hazards.

Dialight Vigilant L-864/L-865 

LED aircraft obstruction lighting

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