Pioneer PT-20
¥ 2,100 (around 1974)
¥ 2,500 (around 1978)
Commentary
Dome type tweeter that adopts soft dome diaphragm.
A soft dome diaphragm made of silk impregnated with flexible synthetic resin is used for the diaphragm.
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Model Rating
| Type | Dome type tweeter |
| Impedance | 8 Ω |
| Frequency band | 3 kHz to 20 kHz |
| Max Input | 20W |
| Rated input | 10W |
| Output sound pressure level | 89dB/W/m |
| Crossover frequency | 3 kHz or more |
| Total flux | 30,000maxwell |
| Magnetic flux density | 12,000gauss |
| Baffle opening | 101 φ mm |
| External dimensions | Diameter 124x Depth 38.2 mm |
| Weight | 0.66kg |