Looking polarized for dish 3.7m

solly

solly

Specialist Contributor
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4,812
My Location
Tel Aviv, Israel
I try to check polarized mahanical ku band to use verical and horizontal
any info
I got low signal of astra 1kr and 1l
das erste near 5.8 sd chaneel
 
Channel Hopper

Channel Hopper

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My Satellite Setup
A little less analogue, and a lot more crap.
My Location
UK
Which make of 3.7m dish ?
 
solly

solly

Specialist Contributor
Messages
4,812
My Location
Tel Aviv, Israel
Patriot 3.8 m 12 pcs
 
Channel Hopper

Channel Hopper

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29,169
My Satellite Setup
A little less analogue, and a lot more crap.
My Location
UK
F/D ratio ?

Why are you trying to polarise signals on Ku band ?

Your best bet is to use a narrow band LNB with external reference (SMW or similar)
 
solly

solly

Specialist Contributor
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4,812
My Location
Tel Aviv, Israel
channel hopper my f/d 148cm
i have poor signal of mdr hd 10891h at morning 9.9db at evenig down 7.4 db
after 6.8 db start frezing
no lock signal
what type model smw need to use to get best result
 
Channel Hopper

Channel Hopper

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Staff member
Messages
29,169
My Satellite Setup
A little less analogue, and a lot more crap.
My Location
UK
That is - probably the 'f'. If the true diameter is 3.8 then the f/ d of your the Patriot works out at about 0.39.
 
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