JBL HLA 4895 User Manual

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Appendix (B) DSC280 Settings
DSC280 Tuning Parameters
DSC260 Memory 15-subs, 16+subs
DSC280 Memory 12 13 14 15 16 17
System 2x4895+1x97 2x4895+1x97 4x4895+2x97 6x4895+3x97 10x4895+6x97 12x4895+6x97
DELAY m Small room 3 x 1 2x3LF Coupled 3x3LF Coupled 4 x 4 4x3 subs on deck
D 0.354 0.354 0.354 0.354 0.354 0.354
C 0 0 0 0 0 0
B 0 0 0 0 0 0
A 0 0 0 0 0 0
Polarity [+] umless noted
EQ
A1 FR Not used Not used Not used Not used Not used Not used
Q
dB
A2 FR Not used Not used Not used Not used Not used Not used
Q
dB
*B1 FR 250 250 250 250 250 250
Q 0.3 0.3 0.3 0.3 0.3 0.3
dB -3 -3 -3 -3 -3 -3
*B2 FR 392 392 392 392 Not used Not used
Q 0.4 0.4 0.4 0.4
dB -2.5 -2.5 -2.5 -2.5
C1 FR Not used Not used Not used Not used 392 392
Q 0.4 0.4
dB -2.5 -2.5
C2 FR Not used Not used Not used Not used Not used Not used
Q
dB
*D1 FR 1.18 1.18 1.18 1.18 Not used Not used
Q 0.5 0.5 0.5 0.5
dB 0 3 3 3
*D2 FR 8k28 8k28 8k28 8k28 8k28 8k28
Q 12 slope 12 slope 12 slope 12 slope 12 slope 12 slope
dB 8 12 12 12 12 12
CROSSOVER ( All 3 screens required for all parameters)
A Gain 2 2 2 2 2 2
Limit
Slope - low, hi 24, 24 24, 24 24, 24 24, 24 24, 24 24, 24
FR - low, hi 28, 120 28, 120 28, 120 28, 120 28, 120 28, 120
B Gain 0 0 2 0 3 0
Limit
*Slope - low, hi 24, 24 24, 24 24, 24 24, 24 24, 24 24, 24
*FR - low, hi 120, 297 120, 297 120, 297 120, 297 120, 297 120, 297
C Gain -3 0 0 1 -2 1
Limit
*Slope - low, hi 24, 24 24, 24 24, 24 24, 24 24, 24 24, 24
*FR - low, hi 297, 1k114 297, 1k114 297, 1k114 297, 1k114 297, 1k114 297, 1k114
D Gain -5 -4 -3 -2 -3 -2
Limit
Slope - low, hi
FR - low, hi 1k14, Out 1k14, Out 1k14, Out 1k14, Out 1k14, Out 1k14, Out
Note: All “*” Parameters are Locked

JBL HLA 4895 Specifications

General

Brand	JBL
Model	HLA 4895
Category	Speakers
Language	English