[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR870.2050] [Page 295] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES--(Continued) PART 870--CARDIOVASCULAR DEVICES--Table of Contents Subpart C--Cardiovascular Monitoring Devices Sec. 870.2050 Biopotential amplifier and signal conditioner. (a) Identification. A biopotential amplifier and signal conditioner is a device used to amplify or condition an electrical signal of biologic origin. (b) Classification. Class II (performance standards).