K 64 WPT - 8 Ohm

Art. No. 2921

6.4 cm (2.5") full-range speaker with a plastic basket and plastic diaphragm. Broad frequency response and good voice reproduction. Particularly well suited to outdoor applications and where ambient conditions are generally unfavourable (e.g. high humidity). Version with different orientation of the terminals: see K 64 WP - 8 Ohm

*) IP protection class for front side when built into a sealed enclosure

Typical applications
Monitoring speaker for electronic devices
Monitoring speaker for outdoor systems
Attributes
  • weather-resistant
  • UV-resistant
  • Plastic: ABS (basket; UL 94: HB); Mylar (diaphragm)
  • Functionally at cold according to EN 60068-2-1/EN 50155
  • Cold storage (-40 °C) according to EN 60068-2-1/EN 50155
  • Functionally at damp heat (cyclic) according to EN 60068-2-3/EN 50155
  • Functionally at dry heat according to EN 60068-2-2/EN 50155

Technical Data

Rated power
2 W
Maximum power
3 W
Nominal impedance Z
8 Ohm
Frequency response
200–15000 Hz
Mean sound pressure level
86 dB (1 W/1 m)
Opening angle (-6 dB)
109°/4000 Hz
Excursion limit
+/−1.5 mm
Resonance frequency fs
300 Hz
Magnetic induction
0.7 T
Magnetic flux
45 µWb
Height of front pole-plate
2 mm
Voice coil diameter
10 mm
Height of winding
2.5 mm
Cutout diameter
60 mm
Net weight
0.05 kg
Connections
2.8 x 0.5 mm (+)2.8 x 0.5 mm (−)
Protective system
IP 65 *)
Temperature range
−40 ... 80 °C
Frequency- and impedance response
Directivity pattern