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

electric shielding
preferred label: سپرگذاری الکتریکی @fa
type: Concept
related: electric attenuator

radio equipment
preferred label: تجهیزات رادیویی @fa
type: Concept
related: electric attenuator

electric attenuator
narrower: waveguide attenuator
related: electric shielding
related: attenuation
related: radio equipment
broader: network (circuit)
preferred label: کاهنده الکتریکی @fa
type: Concept

attenuation
preferred label: تضعیف @fa
type: Concept
related: electric attenuator

network (circuit)
preferred label: شبکه (مدار) @fa
type: Concept
narrower: electric attenuator