Technics EAS-50HM15NA/NB
¥ 24,000 (1 unit, around 1966)
Commentary
Horn type skoker unit
It employs a full-scale cellular phone and has acquired excellent directional characteristics.
The diaphragm uses rigid duralumin with high rigidity. This diaphragm has a special design of molding method and shape so that there is no split resonance in the dome-shaped part or antiresonance in the edge part in the operating frequency band.
EAS-50HM15NA is an 8 Ω model and EAS-50HM15NB is a 16 Ω model.
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Model Rating
| Type | Horn type skoker |
| Aperture | 50x20cm |
| Allowable input | 40W |
| V. C impedance | 8 Ω (EAS-50HM15NA) 16 Ω (EAS-50HM15NB) |
| Playback frequency | 400 Hz to 5 kHz |
| Cutoff frequency | 350Hz |
| Output sound pressure level | 112 dB to 114 dB |
| Magnetic flux density | 14,500gauss |
| Total flux | 125,000maxwell |
| Weight | 7.9kg |