self-powered
self-pulse
self-pumped
self-pumping
self-Q-switched
self-Q-switching
self-quenched
self-quenching
self-radiant
self-reacting
  self-rectifying
self-registered
self-regulation
self-repairing
self-repeating
self-reproducing
self-resetting
self-resonant
self-restorability
self-restoring
self-saturating

    self-rectifying X-ray tube

    рентгеновская трубка, работающая при переменном напряжении на аноде