Pioneer PM-20S
¥ 110,000 (around 1974)
Commentary
The 20 cm cone type mid-range of the highest quality series named Super Sound Series.
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Model Rating
| Type | 20 cm Cone Mid Range |
| Impedance | 8 Ω, 16 Ω |
| Frequency band | 200 Hz to 1 kHz |
| Max Input | 100W |
| Rated input | 50W |
| Output sound pressure level | 95dB/W/m |
| Crossover frequency | Low : 200 Hz or higher High : 1 kHz or less |
| Total flux | 590,000maxwell |
| Magnetic flux density | 12,200gauss |
| Baffle opening | 218 φ mm |
| External dimensions | Speaker Body : Diameter 258x Depth 198 mm Back Chamber Cabinet : Width 360x Height 320x Depth 307 mm |
| Weight | Speaker Body : 19.2 kg Total weight : 25.6 kg |