Audio Database

The

Lo-D HS-1500 * Build-to-order article
600,000yen(one-set, around the 1979 time)

Description
 
The speaker system which eliminated the restraint of a cost side entirely and was developed for the purpose of giving top priority to a performance and which is in charge of the compilation of a Lo-D technology of those days.

The 30cm metal cone Woofer is carried in low-pass.
A cone part is a sandwich metal cone and the gathered edge is adopted as an edge.

The product sailor cap type unit made from an aluminum alloy is carried in the mid range.

The cascade horn type roll free edge tweeter is carried in the high region.

The enclosure serves as the U.S. hinoki finish.


Rating of a mode
Scheme 3 ways, 3 loudspeakers, a sealing scheme, and a floor type
Unit etc. For low-pass: 30cm cone type (L-301)
For mid ranges: Sailor cap type (M-60)
For high regions: Horn type (H-35H)
Frequency characteristic 20Hz - 18000Hz (-15dB anechoic chamber)
Rated input 20W
Impedance 8ohms
Output sound pressure level 87dB/W/m
Cross over frequency 750Hz, 3.2kHz
Enclosure internal volume 150L
Dimensions Width 620x height 810x depth of 450mm
Weight 68kg