Franck-Hertz supply unit

LD 555880
Franck-Hertz supply unit
Franck-Hertz supply unit

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This experiment/set up contains dangerous goods.
These are not available for online purchase.
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Description

For conducting Franck-Hertz experiments with the mercury Franck-Hertz tube (555 854) or neon Franck-Hertz tube (555 870) using any of the following methods:
  • Manually
  • Via oscilloscope
  • Via CASSY or plotter
Outputs for all necessary supply voltages, input with amplifier for collector current, schematic circuit diagram; with socket for connection of an NiCr-Ni sensor for closed-loop temperature control of the oven for the Hg tube. Digital display and analogue output capability for all values.

Technical data

  • Cathode heating: 6.3 V AC
  • Control voltage: 0 ... 5 V DC
  • Acceleration voltages: 0 ... 30 V DC (Hg),
    0 ... 80 V DC (Ne)
  • Operating modes: sawtooth (approx. 20 Hz)
    ramp (approx. 10 s)
    manual
  • Negative field voltage: 0 ... 10 V DC
  • Tube connections: 4-mm sockets or DIN socket
  • Setpoint temperature: 140 °C ... 220 °C
  • Measuring connection: DIN socket for
    NiCr-Ni sensor
  • Oven connection: 4-mm safety sockets
  • Power supply: 115/230 V, 50/60 Hz
  • Dimensions: 30 cm x 21 cm x 23
  • cm
  • Weight: 2.9 kg
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