Audio Database


A 4-way monitor speaker system with low distortion and excellent transient response.

Equipped with 38 cm cone Woofer 2231A for the low range and 25 cm cone Woofer 2121 for the middle and low range.

The mid-range is equipped with a horn type mid-range that combines an acoustic lens 2308, an exponential horn 2307 and a driver 2420.

A horn type tweeter 2405 is installed in the high frequency range.

In addition to the built-in network drive, 2-channel multi-amp drive at 300 Hz is possible by switching the rear switch.
For multi-amp drive, channel divider 5234 and filter boards 52 to 5140 are required.

The position of the tweeter can be switched between left and right, and when it is used in the lateral position, the baffle plate mounted with a unit other than a woofer can be rotated by 90 °.

There are two variations in appearance : the 4343 has a gray finish and black grill, and the 4343 wx has a walnut finish and blue grill.

Model Rating
Method 4-Way, 4-Speaker, Bass Reflex System, Bookshelf Type
Unit For low band : 38 cm cone type (2231A)
Medium and low band : 25 cm cone type (2121)
For Middle and High Area : Horn Type (2308 + 2307 + 2420)
For Super High Band : Horn type (2405)
Playback frequency band 35 Hz to 20 kHz ± 3 dB
Crossover frequency 300 Hz, 1.25 kHz, 9.5 kHz
Directional (Horizontal x Vertical) 60 ゜ x30 ゜ (16 khz)
Impedance 8 Ω
Output sound pressure level 93 db (New JIS)
Allowable Input (RMS) Network : 75W
300 Hz or less : 75W
300 Hz or more : 75W
Enclosure volume Woofer : 156L
Mid-Woofer : 14L
External dimensions Width 635x Height 1,051x Depth 435 mm
Weight 79kg
Sold Separately Channel Divider 5234 (¥ 120,000)
Filter Board 52-5140 (¥ 5,000)