13 cm (5") fullrange driver with paper cone and elastic rubber surround. Can be used as a low-midrange driver too. Due to the special basket design especially suitable as replacement driver for many HiFi speakers.
| Rated power | 40 W |
|---|---|
| Maximum power | 60 W |
| Nominal impedance Z | 8 Ohm |
| Frequency response | fu–12000 Hz |
| (fu: Lower cut-off frequency depending on cabinet) | . |
| Mean sound pressure level | 86 dB (1 W/1 m) |
| Opening angle (-6 dB) | 65°/4000 Hz |
| Excursion limit | +/−7.5 mm |
| Resonance frequency fs | 83 Hz |
| Magnetic induction | 1 T |
| Magnetic flux | 250 µWb |
| Height of front pole-plate | 4 mm |
| Voice coil diameter | 20 mm |
| Height of winding | 5.5 mm |
| Cutout diameter | 113 mm |
| Net weight | 0.43 kg |
| D.C. resistance Rdc | 7.7 Ohm |
| Mechanical Q factor Qms | 3.52 |
| Electrical Q factor Qes | 1.56 |
| Total Q factor Qts | 1.08 |
| Equivalent volume Vas | 7.7 l |
| Effective piston area Sd | 86.5 cm² |
| Dynamically moved mass Mms | 5.1 g |
| Force factor Bxl | 3.6 Tm |
| Inductance of the voice coil L | 0.8 mH |
| Connections | 4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-) |
