8 cm (3.3") ceiling-mounted speaker made of stainless steel with brushed finish. Suitable for use in all types of hollow ceilings. Easy fitting in round cut-out using spring arms, electrical connection by spring-loaded terminal clips. A compact solution for home and professional use with good sound qualities.
Typical Applications:
For fitting in hollow ceilings, for music and speech in shops, at home, hotels etc.
Attributes:
- Moisturised cone
- UV-resistant
- Stainless steel basket, non-corrodible
- Functionally at low temperature according to EN 60068-2-1 (-40 °C; 96 h)
- Up to the standards of the Germanischer Lloyd (requirements for electrical equipment / low temperature)
- Ball-resistant
Technical Data:
| Rated power | 10 W |
|---|
| Maximum power | 30 W |
| Nominal impedance Z | 8 Ohm |
| Sound pressure level | 87 dB (1 W/1 m)
@ 2500 Hz |
| Frequency response | 100–20000 Hz |
| Mean sound pressure level | 84 dB (1 W/1 m) |
| Opening angle (-6 dB) | 112°/4000 Hz |
| Resonance frequency fs | 173 Hz |
| Magnetic induction | 0,7 T |
| Magnetic flux | 130 µWb |
| Height of front pole-plate | 3 mm |
| Voice coil diameter | 20 mm |
| Height of winding | 4 mm |
| Cutout diameter | 93 mm |
| Net weight | 0,33 kg |
| D.C. resistance Rdc | 6,7 Ohm |
| Mechanical Q factor Qms | 2,72 |
| Electrical Q factor Qes | 1,43 |
| Total Q factor Qts | 0,94 |
| Effective piston area Sd | 31 cm² |
| Inductance of the voice coil L | 0,48 mH |
| Length of cable | 0,1 m |
| Protective system | IP 54 *) |
| Temperature range | −40 ... 110 °C |
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