Physikalisch-Technische Bundesanstalt

Development of inductive dividers and sampling methods as well as standards and measuring methods for the calibration of

Inductive voltage dividers	(1 V bis 100 V, 25 Hz bis 5 kHz)
Bridge standards for use in strain gauge measurements	(1 V bis 10 V, 225 Hz bis 5 kHz)
AC temperature bridges	(1 V, 25 Hz und 75 Hz )
Attenuator boxes	(10 V, 400 Hz und 1 kHz)
Synchro/Resolver bridges	(10 V, 400 Hz)
Phase angle meters	(0,1 V bis 7 V, 10 Hz bis 1 kHz)
Two-channel measuring amplifier (amplitude and phase, complex AC voltage ratio)	(2 mV bis 5 V, 0,3 Hz bis 5 kHz)
AC resistors (resistance and time constant)	( 0,1 Ω bis 100 kΩ, 400 Hz)
Literatur

• Calibration of standards of the german industry and the German Calibration Service (DKD)
  calibrations and testing in Div.2
  
  
• Advisory service and assessment in the German Calibration Service (DKD)
  
  
• National and international comparisons