Audio Database


108,000yen(one-set, around the 1978 time)

The speaker system whose model tweeter LE25-2 of L36 Decade changed into LE25-4.
It is made aiming at high efficiency and an extensive dynamic range.

125A of 25.5cm aperture is adopted as low-pass.
It is made with the traditional technology of JBL, such as cone paper which has the optimal mass and stiffness for the magnetic circuit of an Alnico V magnet using, or a bass play.

LE5-6 of 13cm aperture is adopted as a mid range.
An aluminum center dome is attached and the relation with a tweeter is made smooth.

LE25-4 of 3.6cm aperture is adopted as a high region.

The high-density of 19mm thickness and a high compression member are carried out, and an enclosure has them, and serves as oil finish finish.

Rating of a mode
Form 3 ways, 3 loudspeaker bass-reflex scheme, and a bookshelf type
Using unit For low-pass: 25.5cm cone type (125A)
For mid ranges: 13cm cone type (LE5-6)
For high regions: 3.6cm cone type (LE25-4)
Allowable input 50W (succession special NetWare program)
Impedance 8ohms
Cross over frequency 1500Hz, 6000Hz
Output sound pressure level 89dB (new Japanese Industrial Standard)
Dimensions Width 343x height 610x depth of 346mm
Weight 20kg (at the time of an original packaging)