Communications
via science.nasa.gov
Short excerpt below. Read at the original source.
Explore the Roman Communications These systems will allow communication between the spacecraft and control centers on Earth, one million miles apart. High-Gain Antenna (HGA) Radio Frequency (RF) Communications Electronics Unable to render the provided source High-Gain Antenna (HGA) The dual-band HGA accommodates S-band (2 GHz) uplink/downlink data for commands and housekeeping telemetry and Ka-band (26 […]