Thursday 27 December 2012

JBL 4315A/4315WXA 4315A: 350,000yen(one-set, around the 1978 time) 4315WXA: 360,000yen (one-set, around the 1978 time)

A compact-also in studio monitor-shaped 4 ways speaker system.

2108 of a 20cm cone type Woofer is adopted as low-pass 2203A of a 30cm cone type Woofer, and inside low-pass, and the horn type tweeter 2405 is adopted as a mid-high range 2105 of a 13cm cone type squawker, and for super-high regions.

It hangs by supporting metal fittings on the back, and a placement is also possible.

Finish of an enclosure has two kinds, 4315A becomes gray finish and 4315WXA serves as walnut finish. The black grill was attached to the saran network at 4315A. The blue grill was attached to 4315WXA. 

Scheme 4 ways, 4 loudspeaker bass-reflex scheme, and a bookshelf type
Unit For low-pass: 30cm cone type (2203A)
For inside low-pass: 20cm cone type (2108)
For mid-high ranges: 13cm cone type (2105)
For high regions: Horn type (2405)
Play frequency band 35Hz - 20kHz
Cross over frequency 400Hz, 2000Hz, 8000Hz
Directivity 80 degrees x 60 degrees (16kHz)
Impedance 8ohms
Output sound pressure level 89dB (new Japanese Industrial Standard)
Allowable input (RMS) 60W
Enclosure dimension Woofer: 91L
Mid Woofer: 2.8L
Dimensions Width 521x height 854x depth of 327mm
Weight 43kg



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