Hello Friends, in today’s article, I am going to tell the complete details about Prime Focus LNB. Prime Focus LNB is what is long made for and I am talking about how Prime Focus LNB works. Friends Prime Focus LNB works more in Prime Focus dish antenna. Prime focus dish antenna ie C band dish antenna. There are two types of the satellite dish antenna, one offset dish antenna and prime focus dish antenna. The depth of the offset dish antenna is low and the depth of the prime focus dish antenna is high. The signal of the Ku band satellite is more in the offset dish antenna and the signal of C band satellite is more in the prime focus dish antenna. Prime Focus Dish Antenna ie C + Ku Dish Antenna. Prime Focus LNB is designed to increase the signal in the C Band dish.
KU Band Prime Focus LNB For C+KU Band Dish :
The image given above is the prime focus of a Ku band LNB. Ku bandPrime Focus LNB has a longer length than Universal LNB. Due to its length, the prime focus LNB gives more signals to the dish antenna of the C band. The reason for this is that the focal length of the Ku band in the dish antenna of the C band is far greater than the focal length of the C band.
KU Band Prime Focus LNB In India:
Two types of KU band Prime Focus LNB models are available in the market.
star gold Fuji SG-900 Prime Focus Ku LNB
- SOLID FS-507 Ku-Band LNB
You will find these two types of LNB in the market, I am giving you further in details.
star gold Fuji SG-900 Prime Focus Ku LNB:
- Noise : 0.2dB
SOLID FS-507 Ku-Band LNB:
- Noise : 0.1dB
Buy links: Click here
If you do not want to do this LNB purchase, then you can make the normal LNB the prime focus at home.
How to make Homemade Prime focus KU Band LNB?
Take out the top plastic lid to make the Normal LNB to Prime Focus LNB. Now you need the things below to make Prime Focus LNB.
- 13 CM iron pipe
- plastic packing
13cm iron pipe should enter inside LNB.You can use plastic packing to make the iron pipe fit well in the hole of LNB.After this you can apply a Ku band scalar to the front section of the iron pipe.Now your homemade prime focus is LNB Ready. To make this LNB, you must watch the YouTube video below. Most Read: