FOSTEX D221
¥ 25,000 (1 piece, around 1976)
Commentary
Driver unit for mid-range of the laboratory series.
A multi-layer special glass epoxy diaphragm is used for the diaphragm.
Model Rating
| Method | Driver unit |
| Impedance | 8 Ω |
| Frequency characteristic | 250 Hz to 10 kHz |
| Output sound pressure level | 106dB |
| Input | 50W(Music) |
| Recommended crossover frequency | 500 Hz or more |
| Throat diameter | 25.4mm |
| Magnet weight | 830g |