Preamp Box  Picture Index
                 -----------------------------


                                              Original Rev.  28-APR-2008
                                               Current Rev.  22-Sept-2008


This file is an index of the various pictures of the T962
Preamp Box.  A short description and the date of each picture
is given.  This information is presented in chronological order.


outer_box_at_pab_14feb08.jpg 

    This picture from 14-Feb-2008 shows the outer preamp box sitting
    next to the T962 cryostat.  The out box was at Fermi from 14-Feb
    until 28-March.


preamp_box_small_parts.jpg   

    This picture from 14-Apr-2008 show some of the small mechanical
    parts that go into making the preamp box.



test_installation_at_pab_*.jpg

    The 6 pictures in the series "test_installation_at_pab" were
    taken on 24-Apr-2008.

    Picture #1 in this series shows, from the front, the inner preamp
    Box sitting on the preamp box support platform and the bottom
    panel of the outer box.  Looking through the card files in the
    inner box you can see the readout signal feedthrough card bolted
    to the readout pipe flange.  The side, front, back, and top panels
    of the outer preamp box were not installed when this picture was
    taken.

    Picture #2 in this series shows, from a rear isometric view, the
    inner preamp box bolted to the readout pipe flange.  You can also
    see the bottom panel of the outer box and the insulating supports
    that hold up the inner box.

    Picture #3 shows is the same view as above but now the outer
    preamp box has been installed.

    Picture #4 is a view from the front in which you can see both
    the inner and outer preamp boxes.  The front and top panels of
    the boxes have not yet been installed.  You can see a production
    PFC-16 card in the right hand side of the upper card file.

    Picture #5 is a close up front isometric view of the upper card
    file showing the PFC-16 card installed in it.  You can see details
    of the card file construction, and the side panels of both the
    inner and outer preamp boxes.

    Picture #6 is an overall front isometric view of the preamp
    box mounted showing it mounted on the cryostat.  The front and
    top panels of the inner and outer preamp boxes are not installed
    in this picture.



installed_at_pab_*.jpg

    The 12 pictures in the series "installed_at_pab" were
    taken on 30-May-2008.

    Pictures #1, #2, #3, and #4  show the preamp box installed on the
    cryostat with its top, front, and outer right side panels removed.
    Picture #1 is an isometric view.  Picture #2 is the front view.
    Picture #3 is the side view.  Picture #4 is the top view.

    Picture #5  is a close up of the readout pipe flange where the
    readout feedthrough card mounts.  This picture also shows the
    copper ground straps that are connected to this flange.

    Pictures #6 and #7  show the area to the right and to the left
    of the readout pipe flange as viewed through the upper preamp
    card file.  The copper ground straps and the construction of
    the card file can be seen.

    Pictures #8 and #9  show the damaged readout cables from
    the TPC as they emerge from the readout pipe flange.

    Picture #10  shows the Fuse Panel mounted on the bottom panel
    of the outer preamp box.

    Pictures #11 and #12  show the preamp air blower.  There is
    a front view and a side view of this blower which is mounted
    in the top of the DAQ rack.



feedthrough_installed_*.jpg

    The 3 pictures in the series "feedthrough_installed" were
    taken on 20-June-2008 at PAB when the signal feedthrough was
    installed and the rest of the Preamp Box assembled.

    feedthrough_installed_1.jpg   shows a close up of the assembled
    feedthrough port with the External Readout Cables in place.

    feedthrough_installed_2.jpg   shows the signal feedthrough
    port with the Preamp Card File in place.

    feedthrough_installed_3.jpg   is an overall view of the Preamp
    Box on the cryostat.  All panels, except for the front panels,
    are on the Preamp Box.



test_1_96_channels_*.jpg

    The 2 pictures in the series "test_1_96_channels" were
    taken on 9-July-2008 at PAB when 96 channels of the Preamp
    and Filter Cards were tested in the fully assembled Preamp Box
    on the T962 cryostat.

    test_1_96_channels_1.jpg  is a close up of the 6 PFC-16 cards
    running in the Preamp Box.

    test_1_96_channels_1.jpg  shows the full Preamp Box with the cards.



installed_at_pab_480_ch.jpg

    This shows the full 480 channel system installed at PAB on
    Sept 5th.  The front covers of the inner and outer boxes have
    been removed to show the PFC-16 cards and the cabling.