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Visaton Speaker Driver - FR 6,5" - 8 Ohm Full Range
Art. No. 31065
Visaton FR6,5" - 8 Ohm Full Range
Characteristics and Sound Properties
16 cm (6.5") full-range driver with tweeter cone. Due to the good highs very suitable for sound reinforcement systems. Water resist cone due to impregnation. Removable decoration ring.
Typical applications
- Ceiling-mounted speakers
- Public address applications
- Electronic musical instruments
Technical Specifications
| Rated power | 40 W |
| Maximum power | 60 W |
| Nominal impedance Z | 8 Ohm |
| Frequency response |
70–20000 Hz |
| Mean sound pressure level | 87 dB (1 W/1 m) |
| Opening angle (-6 dB) | 41°/4000 Hz |
| Excursion limit | ± 3 mm |
| Resonance frequency fs | 75 Hz |
| Magnetic induction | 0.75 T |
| Magnetic flux | 190 µWb |
| Height of front pole-plate | 4 mm |
| Voice coil diameter | 20 mm |
| Height of winding | 4 mm |
| Cutout diameter | 143 mm |
| Net weight | 0.47 kg |
| DC resistance Rdc | 6.8 Ohm |
| Mechanical Q factor Qms | 4.94 |
| Electrical Q factor Qes | 3.26 |
| Total Q factor Qts | 1.96 |
| Equivalent volume Vas | 16 litres |
| Effective piston area Sd | 129 cm2 |
| Dynamically moved mass Mms | 5.9 grams |
| Force factor Bxl | 2.5 Tm |
| Inductance of the voice coil L | 0.8 mH |
| Connections | 4.8 x 0.8 mm (+) 2.8 x 0.8 mm (−) |
Driver Dimensions
Loudspeaker Driver Dimensions and Measurements - all dimensions in mm (approx.)
Frequency and Impedance Response
Loudspeaker Frequency and Impedance Response Graph
Directivity Pattern
Loudspeaker Directivity Pattern (on and off axis response)