We found one dictionary that defines the word direct-current amplifier:

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1. direct-current amplifier: Encyclopedia

▸ Words similar to direct-current amplifier ▸ Usage examples for direct-current amplifier ▸ Idioms related to direct-current amplifier ▸ Wikipedia articles (New!) ▸ Words that often appear near direct-current amplifier ▸ Rhymes of direct-current amplifier ▸ Invented words related to direct-current amplifier