JBL 4785A
¥ 430,000 (1 unit, around 1992)
Commentary
A sub-base system of the sound power series.
Suitable for use in large halls and outdoor stages.
The unit is equipped with two 38 cm cone type Woofers 2225H for low range.
The enclosure uses the Triple Chamber Bandpass (TCB) method developed by JBL.
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Model Rating
| Method | 1-Way, 2-Speaker, TCB System, Floor Type |
| Units Used | For low band : 38 cm cone type (2225H) x2 |
| Frequency characteristic | 25 Hz to 250 Hz -10dB |
| Output sound pressure level | 103dB/2.83V/m 129 dB max. |
| Allowable input | 800W (continuous program) |
| Crossover frequency | 80 Hz to 100 Hz : 30 Hz Low cut |
| Tuning frequency | 35 Hz, 83 Hz |
| Impedance | 4 Ω |
| Input / output connector | Neutrik NL8MPRx2 |
| External dimensions | Width 1,250x Height 750x Depth 519 mm |
| Weight | 76kg |
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