Assertion: antenna's gain | /r/CapableOf | place the antenna
Facets:
value: on a tall mast
type: LOCATION
Source sentences:
text: These often have a gain of 15 dB. Placing the antenna on a tall mast also increases the received signal strength by as much as an additional 14 dB. A further improvement occurs because these antennas have a greater immunity to interference, due to their complex structure.