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Open Sky Efficiency OSE - RF Cafe Forums

The original RF Cafe Forums were shut down in late 2012 due to maintenance issues. Original posts:

Amateur Radio | Antennas | Circuits & Components | Systems | Test & Measurement


lee85
 Post subject: open sky efficiency OSE
Posted: Sun May 10, 2009 9:28 pm 
 
Captain
User avatar

Joined: Fri Dec 14, 2007 11:23 am
Posts: 9
Location: malaysia
Hello everyone,

can anybody tell me what is OSE (open sky efficiency ) actually for LMR (Land mobile radio) application
and why is so important to know the OSE? thanks

rgds,
lee85


 
   
 
Jimmy Burrows
 Post subject: Re: open sky efficiency OSE
Posted: Wed May 13, 2009 6:32 pm 
 
Captain

Joined: Sat Aug 30, 2003 6:38 pm
Posts: 6
Location: City of Industry, CA
Open sky efficiency usually refers to GPS as far as I know. It is a measurement of the antenna efficiency when the handheld is facing the sky w/o obstructions. Not really sure what it has to do with LMR.





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