This industry comprises establishments primarily engaged in manufacturing communications equipment (except telephone apparatus, and radio and television broadcast, and wireless communications equipment).

Cross-References. Establishments primarily engaged in--

• Manufacturing telephone apparatus--are classified in Industry 334210, Telephone Apparatus Manufacturing;
• Manufacturing radio and television broadcast and wireless communications equipment--are classified in Industry 334220, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing; and
• Manufacturing automobile audio and related equipment--are classified in Industry 334310, Audio and Video Equipment Manufacturing.