Noun
s-band (plural s-bands)
(physics) An ultrahigh radio frequency, one within the range of 1,550 to 5,200 MHz.
A large radome for an S-band AN/APS-20 search radar was fitted underneath the fuselage and additional internal fuel tanks were added for longer range, with the provision for additional underwing fuel tanks. Source: Internet
A high-gain S-band antenna was used for long-distance communications on the lunar flights. Source: Internet
An S-band communications antenna is mounted on the rim of the basket, and a radar antenna for surface studies extends out of the vessel on a mast. Source: Internet
Communications were accomplished through the high- and low-gain antennas, via dual S-band traveling wave tube amplifiers, operating at 10 or 20 watts, for transmission. Source: Internet
Each transceiver was 8 watts and transmitted data across the S-band using 2110 MHz for the uplink from Earth and 2292 MHz for the downlink to Earth with the Deep Space Network tracking the signal. Source: Internet
By observing phase changes in the S-band radio signal, measurements of the atmosphere could be made. Source: Internet