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FOSTER/FOSTEX 80A04
¥ 1,300 (1 piece, around 1992)
Commentary
8 cm cone type speaker unit developed for general use.
It can be used for a wide range of applications such as assembly and repair of communications equipment, industrial equipment, audio equipment, and various consumer audio and electronic equipment.
* The tolerance of the standard is ± 15% impedance, ± 20% minimum resonance frequency, ± 2 db output sound pressure level with the standard value.
Model Rating
| Type | Cone type speaker unit |
| Aperture | 77mm |
| Impedance | 8 Ω |
| Lowest resonance frequency | 200Hz |
| Playback frequency band | Fo ~ 4.5 kHz |
| Output sound pressure level | 86dB/W/1m |
| Input | 1.5W(max) |
| Air gap magnetic flux density | 6,500gauss |
| Weight | 74g |