req:sattellite line amp.
I need for DVB sattellite receiver a Line Amplifier circuit. :?
best regards
You can easily build one with very few components with a monolithic amp of Minicircuits (MAR, ERA) or HP/Ag_ilent (MSA, INA) for a few S.
But using MMIC amplifier may not be useful due to their high Noise Figure.
Instead of this , you can build transistor amplifer with very low noise in the frequency range 900-2150MHz.
GL
A DVB satellite receiving system starts with an LNB , with about 50 dB gain. The following cable attenuates these signals, and when it is too long you need a satellite line amplifier. So the easily reachable 3 - 4 dB noise figure is more than enough
Any one has one circuit example for this subject ? (LNB inline amplifier) . (950-2150MHZ)
I want to use 2sc3355 transistor for this amplifire circuit and smt components , surely .
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