domenica 18 marzo 2012

Satcom weekend

Just a weekend break from HF to refurbish my satcom antenna and add a good lna. A bias tee couple (eheheh personal design) was add to remotely power the lna: one used like a power injector on receiver side and another one as power extractor on lna side under antenna.

Satcom helix antenna:

Lna with bias tee ready to be cabled:

The bias tee:

The second bias tee: