Audio Database


Lo-D HS-530
53,000yen(one-set, around the 1979 time)

The speaker system developed by carrying out the full introduction of the technology in which a roadeo has reproducing an original sound faithfully in basic philosophy.
It has all metal 3 way composition which pushed metal-ization of the diaphragm even to the Woofer prior to the world.

L-251 of a 25cm metal veneer cone Woofer is carried in low-pass.
The technology original with Lo-Ds, such as a gathered edge, a Lo-D actuator (low-distortion magnetic circuit), a peek control circuit, is supplied.

M-55 of a 5.5cm metal cone squawker is carried in the mid range.
The gathered edge is adopted as an edge.

H-22 of the 2.2cm dome shape tweeter by the metal veneer is carried in the high region.

The level control is carried in a mid range and quantity regions.

Rating of a mode
Scheme 3 ways, 3 loudspeakers, a sealing scheme, and a bookshelf type
Unit etc. For low-pass: 25cm cone type (L-251)
For mid ranges: 5.5cm cone type (M-55)
For high regions: 2.2cm dome shape (H-22)
Frequency characteristic 40Hz - 20000Hz (-15dB anechoic chamber)
The maximum input 120W (music signal peek)
Impedance 6ohms
Output sound pressure level 92 dB/W/m (8-ohm conversion)
Cross over frequency 900Hz, 3kHz
Enclosure internal volume 40L
Dimensions Width 355x height 630x depth of 275mm
Weight 17kg