International Journal of Antennas and Propagation / 2018 / Article / Tab 3

Review Article

Active Surface Compensation for Large Radio Telescope Antennas

Table 3

Typical radio telescopes with active surface.

NameAperture/mTotal mass/tFrequency/GHzSurface accuracy/mmPointing precision/(“)Year of workRemarks

GBT100 × 11078560.1–1160.241.52000America
LMT5080075–3500.0751.082008America, Mexico
HUSIR3734085–1150.13.62010America; adjustable secondary reflector
Effelsberg10032000.395–951101972Germany; adjustable secondary reflector
SRT6430000.3–1150.1552011Italy
Tianma6526401.25–46 (L/S/C/X/Ku/K/Ka/Q)0.332012China
FAST50030 (feed cabin)70 MHz–3 GHz1-242016China