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13721 (Product Family)

Amplified Electret Microphone

The 13721 microphone is designed as a drop-in equivalent for T-1 carbon microphones. T-1 microphones are typically used in G-Style and K-Style handsets. The 13721B is designed for K-Style handset applications where a cylindrical magnet is used to trip a hookswitch where applicable.


Part ID Description Diam (in) Height (in) Sens (DBv) Imped (Ω) Weight (g) Photo (front) Photo (back) Photo (side)
13721A Electret, Amplified 1.813 .490 -25 ± 5   29 ± 5
13721B Electret, Amplified, with Magnet 1.814 .490 -25 ± 5     None None None



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