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Kelvin System
Kelvin Probe S
Kelvin Control 07
Chopper System
Chopper
Chopper Control
Besocke
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Besocke


Chopper

Features and specifications
  • Piezoelectric drive
  • Operation in any position
  • Operation with Chopper Control
  • Typical resonance frequency
    70 Hz
  • Chopper amplitude 10 mm
  • Piezoelectric zero position
  • Adjustment +- 0.5 mm
  • Operation voltage 15 V ac
  • Simple and extremely flexible installation in any experimental chamber
  • Mountable on any flange or manipulator of your choice
    (NW 16, NW 25 …)
  • Compact construction:
    diameter 6mm, length 50mm
  • Chopper blade:
    5 x 5 mm, variation on request
  • easy installation, only one feedthrough required

  • Low- High pressure experiments ranging from UHV
    up to 10 bar
  • Operation in air
  • UHV compatible, bakeable up to 220 C
  • Temperature operation range from liquid Helium to 220 C
  • Automatic operation with Chopper Control
  • No interference with equipment connected to the sample (heater, thermocouple)
  • Easy combination with other analysis tools
  • Simple operation
  • Self tuned oscillator phase reference signal for
    lock-in application
  • Low power consumption
  • Variation of dimension, frequency, amplitude and
    material on request