JBL 4890A دليل المستخدم

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SPECIFICATIONS
ARRAY SERIES 4890A,4891A 4892A,4892A-90 4893A 4894A,4894A-90
1
Frequency Response (±3 dB) : 70 Hz - 18 kHz 50 Hz - 18 kHz 38 Hz - 400 Hz 46 Hz - 18 kHz
Sensitivity: 98 dB (1 W, 1m) 98 dB (1 W, 1m) 98 dB (1 W, 1m) 100 dB (1 W, 1m)
2
Recommended Amplifier Power :
High Frequency: 300 W at 8 ohms 300 W at 8 ohms N/A 300 W at 8 ohms
Low Frequency: 600 W at 8 ohms 600 W at 8 ohms 600 W at 8 ohms each transducer, 1200 W total 600 W at 8 ohms each transducer (x2)
Nominal Coverage: 4890A:

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The Array Series: Loudspeaker Systems That Reaffirm JBL’s Commitment To Total Engineering. 60% compared to competitive products, allowing Upgraded Enclosures Now The Array Series Solution: The Sum Of Its Parts Array Series systems to deliver higher sound ™ 13-ply, 19 mm (3/4 in) void-free, cross-grain hardwood construction for maximum Feature DuraFlex durability in fixed or portable applications. A Compact, Flexible Low Frequency Transducers pressure levels at full dynamic range. Long term encl