FR 8 R 4 OHM

8 cm (3.3") fullrange speaker with good bass reproduction, balanced frequency response and high efficiency. Round basket without mounting ears.

Typical applications:

  • Narrow network column speakers
  • Control speaker for electronic devices
  • Ceiling-mounted speakers in railway carriages and busses
  • Electronic musical instruments

  • No longer available.

Technical Data

Rated power
10 Watt
Maximum power
15 Watt
Nominal impedance Z
4 Ohm
Frequency response
130 - 20000 Hz
Mean sound pressure level
86 dB (1W/1m)
Excursion limit
4 mm
Resonance frequency fs
150 Hz
Height of front pole-plate
3 mm
Voice coil diameter
15 mm
Height of winding
5 mm
Cutout diameter
70 mm
Net weight
240 g
Frequency- and impedance response