National EAS-20PX50
¥ 5,500 (1 unit, around 1967)
Commentary
A 20cm2-way compound speaker unit with improved directional characteristics using an diffuser.
Model Rating
Type | 20 cm compound speaker unit |
Allowable input | 10W |
V. C impedance | 16 Ω |
Frequency characteristic | 40 Hz to 20 kHz |
Lowest resonance frequency | 40 Hz to 60 Hz |
Output sound pressure level | 99dB |
Magnetic flux density | Low pass : 7,500 gauss High : 12,000 gauss |
Weight | 2.77kg |