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Moble vs Portable

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jerrylittle

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How much more distance would I get if I was to mount an antenna and use a base moble scanner over my BC246T portable.
 
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N_Jay

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jerrylittle said:
How much more distance would I get if I was to mount an antenna and use a base moble scanner over my BC246T portable.

Probably "some", with a slight chance for "A good bit", but you could also get "Less" if you are not carefull with type of antenna and line, or are near a high nose area.

:)


You are asking for an answer that is imposible to provide.
 

jerrylittle

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Interesting. thanx. I suppose one way is to just ad an antenna on the house and good cable for my BC246T huh?
N_Jay said:
jerrylittle said:
How much more distance would I get if I was to mount an antenna and use a base moble scanner over my BC246T portable.

Probably "some", with a slight chance for "A good bit", but you could also get "Less" if you are not carefull with type of antenna and line, or are near a high nose area.

:)
You are asking for an answer that is imposibl
e to provide.
 
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N_Jay

Guest
jerrylittle said:
Interesting. thanx. I suppose one way is to just ad an antenna on the house and good cable for my BC246T huh?

The answer is about the same.

How far an RF siganl goes depends as much on teh transmitter as it does on the receiver.


You duck antenn has between 0 and -20 dB gain (loss) across the various bands.

A base antenna will have between +3 and -15 dB gain (taking a bit of a guess here)

So on any particular frequency the base antenna 'should' be better but could be worse.

Doubling the antenna height usualy gives you about 6 dB gain, and moving outside the building gives you 3 to 20 dB (or gets rid of 3 to 20 dB of building loss.

You cable can be anywhere from 1 to 20 dB of loss (or more) depending on the frequency, type and length.

Now your receiver we can assume is teh same EXCEPT, depending on where you are more signal (too much) can decrease its sensitivity.

So, that is why there is no good answer.
 
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