Assertion: mast | /r/HasProperty | fed at the bottom
Facets:
Source sentences:
text: Series excited (base feed) : the mast is supported on an insulator, and is fed at the bottom; one side of the feedline from the helix house is connected to the bottom of the mast and the other to a ground system under the mast.
text: : the mast is supported on an insulator, and is fed at the bottom; one side of the feedline from the helix house is connected to the bottom of the mast and the other to a ground system under the mast.