D.E.M.ALLEN & Associates Ltd. is the leading provider of broadcasting communication solutions in Canada.
   
   
130 Cree Crescent
Winnipeg Manitoba
Canada R3J 3W1
(204) 889-9202
   
D.E.M. ALLEN & ASSOCIATES LTD.
Consulting Engineers
Broadcasting-Communications Systems

   
 

AM (MF) Radio
The design and specification of complex multi-tower directional antenna systems for Medium Frequency AM broadcasting operating between 525 kHz and 1705 kHz. Preparation of Technical Briefs and applications. Spectrum analysis and channel allocation studies. Analysis, review, modification, broadbanding and adjustments of AM antenna arrays. Design, planning and implementation of detuning systems for co-location or near location of cellular radio transmission facilities at AM antenna sites. Canada?s most experienced team of MF antenna system designers with a proven record involving the design, specification and field adjustment of hundreds of single and combined dual-frequency antenna systems ranging in power from 50 watts to 100,000 watts.


FM (VHF) Radio
The design and specification of single station and multi-station FM transmission facilities. Preparation of Technical Briefs and applications. Spectrum analysis and channel allocation studies. Canada?s most experienced team of antenna system designers with a proven record involving the design, specification and commissioning of hundreds of single and combined multi-station FM broadcasting transmission sites.

VHF and UHF Television (Analogue and Digital)
The design and specification of both omnidirectional and directional television transmission facilities. Preparation of Technical Briefs and applications. Spectrum analysis and channel allocation studies. The company has designed over 100 VHF and UHF transmission systems ranging in power from 1 watt to 1 megawatt.

MDS-TV Multipoint Television Distribution
The design, specification and commissioning of complex single and multi-frequency antenna systems and combiners for one way and two way MDS/ITFS communications systems operating on a point to point or point to multipoint basis in the 2 GHz band. Preparation of Technical Briefs and applications. Spectrum analysis and channel allocation studies.

Digital Radio Broadcasting
Digital Radio systems operating in the 1.4 GHz band are currently being planned for deployment as a replacement technology for the AM and FM distribution networks. We have provided Canada?s broadcasters with the design, specification, budgets and implementation framework for the multi-station cellular network necessary to provide seamless service to the most populated regions of Canada. We can assist all broadcasters with their planning and budgeting process leading towards the implementation of a DRB strategy.

 
 
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