Pioneer PM-50
¥ 10,000 (around 1974)
¥ 12,000 (around 1978)
Commentary
Dome-shaped mid-range unit with rigid titanium diaphragm.
In addition to the good directivity characteristic of the dome, fo is taken as low as 370 Hz, which makes the connection with the woofer good.
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Model Rating
| Type | Dome Mid Range |
| Impedance | 8 Ω |
| Lowest resonance frequency (fo) | 370Hz |
| Reproduction frequency characteristic | 500 Hz to 6 kHz |
| Max Input | 40W |
| Rated input | 20W |
| Output sound pressure level | 92dB/W/m |
| Crossover frequency | Low : 500 Hz or higher, 12dB/oct. High : 6 kHz or less, 12dB/oct. |
| Total flux | 56,000maxwell |
| Magnetic flux density | 9,100gauss |
| Baffle opening | 114 φ mm |
| External dimensions | Diameter 140x Depth 105 mm |
| Weight | 2kg |