Thursday 27 December 2012

JBL 4305H 49,000yen(one-set, around the 2003 time)

The 2 way speaker system which employed honed Leiber.

Color free and the unbleached 20cm (8 inches) white cone Woofer which harnessed a feeling of a material of natural pulp are carried in low-pass.
While adopting a high rigidity aluminum die-casting frame, the low-pass play is improved by preparing a bass-reflex single word I/O port symmetrical with an enclosure.

The horn type tweeter is carried in the high region.
The flat front type horn which lengthened width to enclosure both the re-degree is combined with the 2.5cm (1 inch) compression driver by a pure titanium diaphragm.

The succession variable level Attenuator which can adjust honed Leiber's Output voltage is carried.

The MDF material of 19mm thickness was used for the enclosure, and black ash grain tone finish is adopted.

The gilding binding post type loudspeaker terminal also corresponding to an interconnection of a very-thick loudspeaker cable is adopted. 

Scheme 2 ways, 2 loudspeaker bass-reflex scheme, and a bookshelf type
Using unit For low-pass: 20cm cone type
For high regions: Horn type
Frequency characteristic 50Hz - 35kHz
Allowable input 75W(music)
Impedance 6ohms
Cross over frequency 4.5kHz
Output sound pressure level 89dB/2.83V/m
Dimensions Width 273x height 460x depth of 284mm
Weight 11.5kg


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