ultrasonic pulse velocity tester vs ultrasonic pulse analyzer

ultrasonic pulse velocity tester and ultrasonic pulse analyzer both are nouns.

Word	Noun	Adjective	Verb	Adverb
ultrasonic pulse velocity tester	Yes	No	No	No
ultrasonic pulse analyzer	Yes	No	No	No

As nouns, ultrasonic pulse velocity tester and ultrasonic pulse analyzer are synonyms defined as:

ultrasonic pulse velocity tester and ultrasonic pulse analyzer: A measuring equipment used to test concrete's strength.

ultrasonic pulse velocity tester (noun)	ultrasonic pulse analyzer (noun)
A measuring equipment used to test concrete's strength.	A measuring equipment used to test concrete's strength.