radiotelephony
preferred label: رادیوتلفنی @fa
type: Concept
related: compandor

telephone equipment
preferred label: تجهیزات تلفن @fa
type: Concept
narrower: compandor

compandor
related: interference suppression
related: radiotelephony
related: pulse code modulation
related: telephone interference
type: Concept
broader: bandwidth compression
broader: telephone equipment
preferred label: فشرگستر @fa
alternative label: syllabic compandor
scope note: syllabic compandor

bandwidth compression
preferred label: تراکم پهنای نوار @fa
type: Concept
narrower: compandor

pulse code modulation
preferred label: مدوله‌سازی رمز تپ @fa
type: Concept
related: compandor

telephone interference
preferred label: تداخل تلفنی @fa
type: Concept
related: compandor

interference suppression
preferred label: کاهش تداخل @fa
type: Concept
related: compandor