Visaton K 23 SQ 8 Ohm, 0.9 Inch, Miniature Speaker
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The K 23 SQ is a miniature speaker with a paper diaphragm and a square plastic basket with four mounting holes, made for voice and signal output in machines and equipment indoors and outdoors and for model construction. The 8 Ω unit handles 0.5 W rated power and weighs 5 g.
Typical applications
- Voice and signal output in machines
- Indoor and outdoor equipment
- Model construction
Full specifications
| Rated power | 0.5 W |
|---|---|
| Maximum power | 1 W |
| Nominal impedance | 8 Ω |
| Frequency response (−10 dB) | 300–19000 Hz |
| Mean sound pressure level | 74 dB (1 W/1 m) |
| Resonance frequency fs | 530 Hz |
| Voice coil diameter | 12 mm |
| Height of winding | 1.5 mm |
| Cut-out | 22.5 mm |
| Net weight | 0.005 kg |
| Terminals | Solder lugs |
| Temperature range | –20 to 65 °C |
Dimensions and drawings

Dimension drawing · Open original image
Installation and cabinet guidance
Allow for a 22.5 mm opening and the 23 mm square frame, with four 2 mm fixing holes on a 19 mm pitch. Leave about 8.5 mm behind the panel for the body and solder lugs.
Solder to the lugs, observe polarity and keep the drive within the 0.5 W rating from an output stage suitable for the 8 Ω load.
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