GEM - The Galactic Emission Mapping Project - Dish Construction
GEM Dish and Halo Extension Construction 1991
The GEM project dish and halo system was first contructed
in 1991 in Bldg 60 at LBL.
The following list shows some photographs taken primarily by Giovanni De
Amici (and a few by George Smoot) during that initial construction phase.
Return to the Smoot Group
page for a complete description of Dr. Smoot's group's research activities.
George Smoot, Sergio Torres, and Christian Cardall assembling the dish
for the first time. They are putting one of the main reflector panels in
George Smoot, Sergio Torres, and Christian Cardall continue assembling the dish
Dish assembled with part of halo extension in place.
Photo taken from above (on the Hubble stand) and Doug Heine is walking in
front of dish.
Dish assembled, spider in place in the up position, and several halo
extension panels in place. Photograph from above.
Primary dish assembled. Sergio Torres in center and George Smoot
passing him material for putting in spider.
Spider parts can be seen on floor to left.
Dish partly assembled. Approximately one third of reflector panels in place.
John Yamada standing on ladder adjusting support for halo panel.
John Yamada measuring angles and distances to get halo extension on
in the correct manner.