DIATONE TW-501
¥ 3,000 (1 piece, around 1970)
¥ 12,300 (1 piece, around 1991)
Commentary
Speaker unit used in 2S-208.
The magnetic circuit is about one turn smaller than the TW-25, but it is still as strong as 12000 gauss.
Model Rating
| Method | Cone type tweeter unit |
| Aperture | 5cm |
| Impedance | 16 Ω |
| Rated input | 10W Simple Continuous : 3W |
| Low resonance frequency | 2000Hz |
| Playback frequency band | 2000 Hz to 16000 Hz |
| Output sound pressure level | 100dB/VA |
| Effective vibration radius | 2.0cm |
| Equivalent mass of the vibration system | 0.37gr |
| Voice Coil Diameter | 1.6 cm φ |
| Magnetic flux density | 12000gauss |
| Total flux | 5.9x104maxwells |
| Permanent magnet | 25 φ x15 |
| Baffle opening diameter | 47mm |
| Outer Diameter Dimension | Diameter 700x Depth 48 mm |
| Weight | 0.25kg |