|
|
The 9 m parabolic mirror for 1.3 GHz with its primary focus feed. The antenna had a gain of 40 dBi, the receiving system a system temperature of 50 K. |
|
The mirror is mounted on the turret drive from a Leopard tank ... |
|
... the azimuth drive with the gear box and a 410 V Dahlander motor, as is used in all the large antennas ... |
|
... the angle is measured by a 15/18 bit true angle sensor (in all antennas for azimuth and elevation) ... |
|
... Finally the control box of the mirror drives with frequency converters for the motors, as it stands next to all antennas. |
|
The container shack of the 1.3 GHz equipment contains the electronics for mirror control, receiver, and transmitter. |
|
The new 1.3 GHz transmitter power amplifier needs to be finished ... |
|
The 6 m dish of the 2.3 GHz EME equipment is also used for work in the S-band (2.1 GHz) of the DSN. |
|
The container shack common to 2.3 and 24 GHz with all its rack-mounted electronics ... |
|
... and the operator's position. |
|
The 7.2 m mirror for 10 GHz, with feed in the Cassegrain focus. In the background are the 2.3 GHz dish and the 60 m tower. |
|
10 GHz EME shares the container shack with the 8.4 GHz (32 GHz) DSN installation. |
|
The 3.7 m mirror on 24 GHz. |
|
The TWT stage undergoes an inspection in the maintenance container. |
|
A glance into the PC- and workshop container ... |
|
... also shows the network electronics. |