Audio Database


This speaker system is the successor to the 4311B, which has gained an overwhelming reputation in studios and broadcasting stations around the world and has also been active as a home use.

Equipped with 30 cm cone type woofer 2213H in the low range.
This unit combines a low-distortion SFG magnetic circuit with Lansa Plus Coated Cone Paper and mechanical strength from a ribbed aluminum die-cast frame.

The 13 cm cone type Scorker LE5-12 is mounted in the middle area.

A 3.6 cm cone type direct radiator LE25-2 is installed in the high range.

There are two level controls for the mid-range and high-range.
These level controls can be adjusted while the grill is still attached.

The enclosure uses a bass-reflex method and has a walnut oil finish on the exterior.
In addition, the unit layout adopts a mirror image pair configuration with symmetrical symmetry to improve sound image localization.

Model Rating
Method 3-Way, 3-Speaker, Bass reflex system, Bookshelf Type
Unit For Low Band : 30 cm Cone Type (2213H)
For Middle Range : 13 cm Cone Type (LE5-12)
For High Range : 3.6 cm Cone Type (LE25-2)
Playback frequency band 45 Hz to 15 kHz ± 3 db
Directional (horizontal / vertical) 90 °
Crossover frequency 1.5 kHz, 6 kHz
Impedance 8 Ω
Output sound pressure level 91dB/W/m
Allowable input 80W (continuous program)
Enclosure volume 40L
External dimensions Width 362x Height 597x Depth 302 mm
Weight 20kg