constant-phase attenuator — аттенюатор без фазовых искажений
piston attenuator — аттенюатор в виде отрезка волновода
cutoff attenuator — аттенюатор на критической частоте
air signal attenuator — аттенюатор воздушного сигнала
power-absorbing attenuator — поглощающий аттенюатор
English-Russian big polytechnic dictionary. 2014.
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