Feeds of GMRT antennae

As described earlier,telescope operates at frequecies 150 MHz,233 MHz,327 MHz, 610 MHz,a420 MHz. The four feeds are mounted on four faces of the rotating turret at 90 deg apart.

• 0 deg ==> 233/610 MHz
• 90 deg ==> 150 MHz
• 180 deg ==> 1420 MHz
• 270 deg ==> 325 MHz