
Bias I nser ter Tee ( BI AS-TEE)
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1 Descr ipt ion
The Bias Tee is very useful t o give power supply t o an equipm ent connected
to t he ot her end of the coaxial cable, as an LNA or a down-converter.
For it, it has a N m ale connector, a N fem ale connect or and an EGG Lem o
fem ale connector. The N m ale connector should be connect ed to t he receiver
input and t he N fem ale connector t o the LNA’s RF out put t hrough the coaxial
cable. The DC power insert ed through the Lem o connector, support ing a
m axim um of 30 V / 1A.
This equipm ent is protect ed from short -circuit s by m eans of an
aut oreset eable fuse.
The cable wit h FGG Lem o m ale connect or t hat is used t o inser t t he DC pow er
is not supplied with the bias insertion tee (BI AS-TEE).
I n the following figure t he bias insertion tee (BI AS-TEE) is showed, where
the previously m ent ioned connect ions are appreciated:
Figure 1.1 Bias I nsertion Tee. BI AS-TEE