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FRWS 5 – 4 OHM is listed in the Speakers range at ChipApex. The manufacturer field lists Visaton GmbH & Co. KG. Its product description is SPEAKER 4OHM 4W TOP PORT 84DB. Review the specifications below when checking this part for your BOM.
The Visaton FRWS 5 - 4 OHM is a 50 mm (2-inch) full-range loudspeaker driver featuring a square basket design and a soft surround. It operates with a nominal impedance of 4 Ohms and handles a rated power of 4 W, with a maximum power handling capacity of 10 W. The frequency response spans from 150 Hz to 20 kHz, with a self-resonant frequency of approximately 250 Hz. The unit delivers an efficiency of 84 dB (1W/1m) and includes top porting for acoustic coupling.
Verify the specific impedance variant required, as the FRWS 5 series includes both 4 Ohm and 8 Ohm configurations. Confirm that the square basket dimensions match the intended mounting cutout. Ensure the application does not require operation below the 150 Hz lower frequency limit where performance drops significantly.
Select this model when a compact full-range solution is needed for mid-high frequency reproduction. The 4 Ohm impedance suits low-voltage amplifier outputs. Consider the 8 Ohm variant if higher sensitivity or different damping factors are required. The square frame allows tighter packing in rectangular enclosures compared to round baskets.
This component belongs to the VISATON FRWS series, which offers multiple variants including different impedances and basket shapes. The FRWS 5 specifically denotes the 50 mm diameter size within this lineup. The series is engineered for customizable acoustic solutions, allowing adaptation to various industrial and private customer requirements through different terminal and mounting options.
Direct substitutes include the FRWS 5 - 8 OHM for identical mechanical and acoustic performance with different electrical impedance. Other Visaton 50 mm full-range drivers may serve as alternatives if basket shape compatibility is not critical.
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