IPC Subgroup
G01R 19/252 using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
Introduced: January 1985
Last revised: January 2006
Full Title
Arrangements for measuring currents or voltages or for indicating presence or sign thereof > using digital measurement techniques > using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES