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2011-06-02_01 Marco preparing an adapter.

2011-06-02_02 Comparator to fire the Marx generator made by Andreas Müller.

2011-06-02_03 The two Marx generators.

2011-06-02_04 Lab 111d.

2011-06-02_05 Arnold, Jörg and Maik (from left).

2011-06-02_06 One chopper stage.

2011-06-02_07

2011-06-02_08 Test of high voltage device - it is new and defect  ;-(

2011-06-02_09

2011-06-02_10 Andreas Wagner and Maik Butterling (from left).

2011-06-02_11 Comparator is added to the chopper generator.

2011-06-02_12 Jörg Haeberle.

2011-06-02_13 Current supplies for the longitudinal magnetic guidance field.

2011-06-02_14 First check of Marx generators.

2011-06-02_15

2011-06-02_16 Input of chopper.

2011-06-02_17 Electron beam line short before entering the electron-positron converter (left).

2011-06-02_18

2011-06-02_19 Dosemeter level after 4 shifts: 10.4 microSv/h.

2011-06-02_20

2011-06-02_21

2011-06-02_22 Check of the activation of the electron beam tubes short after opening the cave.

2011-06-02_23

2011-06-02_25 Input of positron converter.

2011-06-02_26

2011-06-02_28

2011-06-02_29 End of electron beamline in Cave 111b.

2011-06-02_30

2011-06-02_31

2011-06-02_32 W aperture at the end of electron beamline.

2011-06-02_33

2011-06-02_34 DCM: differential current monitor

2011-06-02_35

2011-06-02_37

2011-06-02_39

2011-06-02_40 Marco checking the alignment of the beam line.

2011-06-02_41

2011-06-02_42 Pt converter was shifted by too fast breaking of the vacuum.

2011-06-02_43

2011-06-02_44