HPM-100 (200W)


Main Details
Maker Pioneer Brand Pioneer Electronic Corporation Company High Polymer Molecular Series Bart Locanthi Designer
Additional Model ID HPM-100/U1
Form Factor Bookshelf / Stand Mounted
Signal Path Passive Hardware
Made In Japan
Date Produced 1978-1979
(H × W × D)
Weight 58.8lbs
Frequency Response 30Hz-25kHz
Notes Revision uprating power handling from 100W peak to 200W peak. Changes made to drivers and crossover making the parts not interchangeable with the original version. Tweeters now connected in reverse polarity. Identifiable by the addition of an aluminum trim ring to the reflex port, listed power rating and stamped reference mark 'Q' on rear of cabinet and box on non-U models.
Additional Specifications
Supertweeter 180° Piezoelectric High Polymer Molecular film, Part #HP-015A
Treble 1.75" Paper Cone Part #45-711B
Midrange 4" Paper Cone Part #10-721B
Bass 12" Carbon fiber Blended Cone Part #30-733B
Impedance (Nominal) 8Ω
Sensitivity 92.5dB/W/m
Crossover Frequencies 3kHz, 4kHz, 12kHz Network Assembly Part #SWN-158
Crossover Slope 6dB/Oct First Order
Power Handling (Nominal) 100W
Power Handling (Peak) 200W
Enclosure Type Bass Reflex
Enclosure Construction Particleboard
Finish Oiled Walnut
MSRP (1980) $350
Connector: Spring Terminal
Parameter: Midrange Level
Control Type: Rotary Pot
Parameter: Treble Level
Control Type: Rotary Pot


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