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EF-21937-033 is listed in the Speakers range at ChipApex. The manufacturer field lists Knowles. Its product description is SPEAKER Z=92.5 OHMS PORT ON END. Review the specifications below when checking this part for your BOM.
Speakers specifications for EF-21937-033
- Description：SPEAKER Z=92.5 OHMS PORT ON END
- Series：-
- Mfr：Knowles
- Package：Bulk
- Type：-
- Technology：-
- Impedance：-
- Power - Max：-
- Shape：-
- Termination：-
- Size / Dimension：-
- Height - Seated (Max)：-
- Frequency - Self Resonant：-
- Efficiency - dBA：-
- Efficiency - Testing：-
- Efficiency - Type：-
- Port Location：-
- Material - Cone：-
- Material - Magnet：-
- Ingress Protection：-
- Ratings：-
- Frequency Range：-
- Power - Rated：-
Speakers datasheet and documents for EF-21937-033
Speakers Overview
The Knowles EF-21937-033 is an audio speaker component characterized by a nominal impedance of 92.5 ohms and a port located on the end. This device is designed for acoustic output applications requiring specific impedance matching. The unit features a dedicated port configuration to manage air flow and sound projection. It serves as a specialized electromechanical transducer within audio systems, providing defined electrical characteristics for circuit integration.
Speakers Feature Summary
- Features a fixed nominal impedance of 92.5 ohms for specific circuit compatibility
- Incorporates an end-mounted port design for directed acoustic output
Speakers Applications
- Audio equipment transducers
- Acoustic signal generation modules
- Embedded sound output devices
Speakers Procurement Notes
Verify the exact impedance specification of 92.5 ohms against system requirements before integration. Confirm the physical port orientation matches the enclosure design. Ensure the component meets the intended acoustic performance standards for the target application environment.
Speakers Selection Notes
Select this component when a specific high-impedance profile of 92.5 ohms is required for the audio circuit. The end-port configuration dictates the mechanical mounting and acoustic directionality constraints. Evaluate the physical dimensions and terminal connections to ensure compatibility with the host board or chassis.
Speakers Part Context
This part belongs to the Knowles speaker product line, which provides various acoustic transducers. The EF series typically includes components designed for specific audio frequency ranges and power handling capabilities. Understanding the broader family helps in identifying compatible replacement parts or similar alternatives within the manufacturer's catalog.
Speakers Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify electrical equivalence and mechanical fit if sourcing from alternative manufacturers.
Explore related parts through Audio Products, all product categories, ChipApex homepage.
