Tachometer Testers

All-purpose calibrators for rotational speed measurement instruments.

Model 3711-B
Tachometer Test Set

  • Quartz-synchronized precision stepper motor is accurate to within ±0.02% of the set value throughout the 1 to 6,500 RPM operating range of the instrument.
  • Simple, intuitive front panel controls and display.

Model 3711-100-1
Optical Test Fixture

  • Designed specifically for King Nutronics Model 3711-B Tachometer Test Set.
  • Simplifies optical tachometer setup and testing.