FIELD: physics.
SUBSTANCE: in compliance with this invention, parabolic antenna comprises parabolic reflector, irradiator and rinsing device to rinse and clean irradiator with the help of detergent and to protect it against dirt. Note here that said detergent is injected, fed in drops or blown onto reflector from detergent discharge channel arranged on parabolic reflector.
EFFECT: arrangement of detergent discharge channel of parabolic reflector allows cleaning irradiator of dirt.
21 cl, 7 dwg
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