The Antennas and their Uses

1.3 GHz 9 m

Radio astronomy Measure distance Earth - Moon Communication Earth - Moon - Earth Half Power Beam Width: 1.8° Effective area: 44 m2 Gain: +40 dBi System temperature: 50 K Sensitivity: 62 Jy/K G/T: 23 dB/K

1.8 GHz 1.2 m

NOAAsat high resolution weather images EUMETSAT weather images

2.3 GHz 6 m

Radio astronomy Reception of data from ACE interplanetary spacecraft Communication Earth - Moon - Earth Half Power Beam Width: 1.5° Effective area: 20 m2 Gain: 42 dBi System temperature: 50 K (estimated) Sensitivity: 139 Jy/K G/T: 25 dB/K

8 GHz 7.2 m

interplanetary spacecraft Reception of data from STEREO-A and STEREO-B various Martian space probes space probe to Venus Cassini mission to Saturn and many more ... Half Power Beam Width: 0.5° Effective area: 20 m2 Gain: +53 dBi System temperature: 130 K Sensitivity: 136 Jy/K G/T: 32 dB/K

10 GHz 7.2 m

Radio astronomy Communication Earth - Moon - Earth Half Power Beam Width: 0.37° Effective area: 20 m2 Gain: +55 dBi System temperature: 110 K Sensitivity: 136 Jy/K G/T: 34 dB/K

24 GHz 3.7 m

Radio astronomy Communication Earth - Moon - Earth Half Power Beam Width: 0.25° Effective area: 28 m2 Gain: +55 dBi (est.) System temperature: 250 K (est.) Sensitivity: 400 Jy/K G/T: 33 dB/K