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About the HPM-100
The Pioneer HPM-100 is a 4-way, 4-driver bass reflex loudspeaker system, produced from 1976 to 1979. It features a 300mm carbon fiber blend woofer, a 100mm midrange cone, a 45mm tweeter cone, and a high polymer super tweeter. The system has a frequency response of 30Hz to 25kHz, with crossover frequencies at 3000Hz, 4000Hz, and 12000Hz. It handles 50W of power, has an impedance of 8Ω, and a sensitivity of 92.5dB. The dimensions are 390 x 670 x 393 mm, and it weighs 26.7 kg.
Specifications
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