waveguide attenuator
type: Concept
broader: waveguide components
broader: electric attenuator
preferred label: تضعیف‌کننده موج‌بر @fa

waveguide components
type: Concept
narrower: waveguide attenuator
preferred label: اجزای موج‌بر @fa

electric attenuator
type: Concept
narrower: waveguide attenuator
preferred label: کاهنده الکتریکی @fa