National EAS-14F10/EAS-14F12
¥ 4,300 (1 unit, around 1987)
Commentary
F10 series 14 cm cone type full range unit that adopts original high input resistance and high efficiency design.
The EAS-14F10 is 8 Ω type and the EAS-14F12 is 16 Ω type.
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Model Rating
| Type | 14 cm cone type full-range unit |
| Impedance | 8 Ω (EAS-14F10) 16 Ω (EAS-14F12) |
| Fo (lowest resonance frequency) | 60Hz |
| Frequency characteristic | Fo ~ 20 kHz |
| Output sound pressure level | 93dB/W/m |
| Input (Max) | 50W |
| Magnetic flux density | 13,000gauss |
| Total flux | 95,000maxwell |
| Cone Effective Radius | 55mm |
| Mo (equivalent mass) | 4.2g |
| Qo | 0.42 |
| Weight | 1.22kg |