
The setup; Vernier Radiation Monitor, LabPro interface,
USB & power cable, smoke detector, rods & clamps |

The radiation monitor is held by a test tube clamp,
attached to long rod |

The is connected to the Dig/Sonic1 port of the LabPro Interface.
Note small squares of paper left for students |

Sort metal pieces into piles, place on
front bench (Phys 152) or side bench (Phys 104)
|

The Chart of the Nuclides are stored in this cardboard tube |

There are several versions of the charts in the tube.
Use the newest ones (Seventeenth Edition - Revised to 2009) |

The charts are huge and nearly cover the entire bench |
The
following demo is no longer used (old Geiger counters are too finicky);
photos are left here for completeness: |

The demo setup |

The scope trace |

The Geiger counter in action |

Connections on back of counter:
Middle wire to Geiger Tube
Bottom wire to Oscilloscope
Gray wire to Timer
Brown wire to 120V AC |

See-thru oscilloscope |

Connection from counter |

Geiger tube with Radium source
(in small oval containers: Watson has them!) |

Geiger tube in stand over source |

High voltage gets set to 1000 volts |

Turn timer on, or counter won't work! |