booster station vs amplifier

booster station and amplifier both are nouns.

Word	Noun	Adjective	Verb	Adverb
booster station	Yes	No	No	No
amplifier	Yes	No	No	No

As nouns, amplifier is a hypernym of booster station; that is, amplifier is a word with a broader meaning than booster station:

booster station: an amplifier for restoring the strength of a transmitted signal
amplifier: electronic equipment that increases strength of signals passing through it

booster station (noun)	amplifier (noun)
an amplifier for restoring the strength of a transmitted signal	electronic equipment that increases strength of signals passing through it