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FR 77 - 8 Ohm

Art. No. 4629

7.7 cm (3") fullrange speaker with balanced frequency response and high efficiency. Especially suitable as built-in speaker for speach- and music reproduction and as driver for 100 V network column speakers.

Typical applications

  • Conference technology
  • Network column speakers
  • Multimedia application
  • Communication technology
*Gross price for private customers. Industrial prices are available on request.
Technical Data
Amplitude & Impedance Frequency
Directivity pattern
Directivity pattern
Rated power 5 W
Maximum power 7 W
Nominal impedance Z 8 Ohm
Frequency response 150–20000 Hz
Mean sound pressure level 87 dB (1 W/1 m)
Resonance frequency fs 250 Hz
Cutout diameter 71 mm
Net weight 0.15 kg
Connections 4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-)
Temperature range -20 ... 70 °C

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