recording machine vs recorder

recording machine and recorder both are nouns.

Word	Noun	Adjective	Verb	Adverb
recording machine	Yes	No	No	No
recorder	Yes	No	No	No

As nouns, recording machine and recorder are synonyms defined as:

Other synonyms of recording machine include recording equipment.

recording machine (noun)	recorder (noun)
equipment for making records	a tubular wind instrument with 8 finger holes and a fipple mouthpiece
	equipment for making records
	someone responsible for keeping records
	a barrister or solicitor who serves as part-time judge in towns or boroughs