High-frequency radio telescopes

Telescope Name Location Frequency Range Number of Antennas Key Scientific Objectives Notable Features
VLA (Very Large Array) New Mexico, USA 1–50 GHz 27 antennas Galaxy formation, black holes, interstellar medium Configurable array for high-resolution imaging, extensive frequency coverage
FAST (Five-hundred-meter Aperture Spherical Telescope) Guizhou, China 0.7–3 GHz Single 500m dish Pulsars, HI mapping, SETI, fast radio bursts (FRBs) Largest single-dish radio telescope; very high sensitivity
GBT (Green Bank Telescope) West Virginia, USA 0.3–116 GHz Single 100m dish Pulsars, molecular clouds, dark matter searches Largest fully steerable dish; highly sensitive for faint signals
ATCA (Australia Telescope Compact Array) Narrabri, Australia 1–10 GHz 6 antennas Star formation, cosmic magnetism, Galactic studies Configurable array with focus on Galactic and extragalactic radio sources
MeerKAT Northern Cape, South Africa 0.58–14.5 GHz 64 antennas Cosmic magnetism, galaxy evolution, transients High sensitivity and resolution; precursor to SKA
e-MERLIN Across the UK 1.3–22 GHz 7 antennas Star formation, active galactic nuclei, gravitational lenses Provides very long baselines; enhances the UK’s radio astronomy capability
ASKAP (Australian Square Kilometre Array Pathfinder) Western Australia 0.7–1.8 GHz 36 antennas HI surveys, galaxy evolution, transients Fast survey speed, advanced phased-array feeds for wide field of view
Effelsberg 100-m Radio Telescope Effelsberg, Germany 1–10 GHz Single 100m dish Pulsars, interstellar medium, active galaxies Large single-dish with high sensitivity and precision
OVRO (Owens Valley Radio Observatory) California, USA 1–10 GHz 40 antennas Cosmic background, transient detection, galactic studies Focuses on transient events; supports CMB and galaxy cluster research
Parkes Radio Telescope New South Wales, Australia 1.2–10 GHz Single 64m dish Pulsar surveys, FRBs, extragalactic HI Known for its pulsar discoveries and FRB studies; active participant in major radio surveys