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Thumbnail Filmstrip of K 57 FL - 8 Ohm Images
Visaton Speaker Driver - K 57 FL - 8 Ohm Miniature Loudspeaker
Art. No. 2952
Characteristics and Sound Properties
5.7 cm (2.2") miniature speaker with plastic diaphragm (Mylar) and metal basket. Thanks to its very flat design, suitable for signal output in machines and other equipment where installation depth is limited. Connection via soldering points on rear side.
Technical Specifications
| Rated power | 1 W |
| Maximum power | 2 W |
| Nominal impedance Z | 8 Ohm |
| Frequency response | 220-16000 Hz |
| Mean sound pressure level | 83 dB (1W/1m) |
| Resonance frequency fs | 350 Hz |
| Net weight | 16.5 g |
| Voice coil diameter | 14 mm |
| Height of winding | 1.5 mm |
| Cutout diameter | 52 mm |
| Protective system | IP 65 *) |
| Temperature range | -25 ... 70°C |
| Connections | Solder joints |
*) IP protection class for front side when built into a sealed enclosure
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