A device that receives weak incoming signals, boosts the signal and then retransmits the signal.
Agent noun of → repeat.
soft gamma repeater (SGR)
bâzgaršgar-e gâmmâ-ye narm
Fr.: répéteur gamma mou
A member of a small class of objects which emit intense bursts of → gamma rays and → X-rays (> 100 keV) at irregular intervals. The bursts last for some 100 milli-seconds. It is conjectured that they are → magnetars. See also → starquake.
soft gamma-ray repeater (SGR)
bâzgaršgar-e partowhâ-ye gâmmâ-ye narm
Fr.: répéteur des rayons gamma mous
Same as → soft gamma repeater (SGR).