DIATONE P-240
¥ 1,700 (1 piece, around 1970)
Commentary
Double cone type full-range speaker unit.
Directional characteristics are improved by double cone method.
It can be attached to a closed cabinet and used for a wide range of applications, mainly for wall, front or audition.
Model Rating
Method | Double Cone Type Full Range Unit |
Aperture | 20cm |
Impedance | 16 Ω |
Rated input | 5W |
Low resonance frequency | 80Hz |
Playback frequency band | 80 Hz to 10000 Hz |
Output sound pressure level | 100dB/W at 50 cm |
Effective vibration radius | 8.8cm |
Equivalent mass of the vibration system | 9.7gr |
Equivalent Qo of the vibration system | 1.0 |
Voice Coil Diameter | 2.3 cm φ |
Magnetic flux density | 8000gauss |
Total flux | 7.5x104maxwells |
Permanent magnet | 30 φ x25 |
Baffle opening diameter | 180mm |
Outer Diameter Dimension | Diameter 206.4x Depth 105 mm |
Weight | 0.9kg |