20
VL8A SPECIFICATIONS
System Specifications
System Type:
LINE ARRAY box
Number of lanes:
2
Amplifier:
D-Class
Input impedance:
40KΩ
Line input gain:
Infinite up to +26.8dB (maximum input level of + 14dBu)
LED indicators:
Power, Signal, Limit, Error
Cooling:
Passive (without fans)
AC voltage input:
100-127VAC 50/60Hz; 230-240VAC 50/60Hz
Power (RMS) by speaker:
Treble:
D225Ti – 75W RMS
Middle - Bass:
(2x) 8W16P – 275W RMS (total)
Power (PICO) by speaker:
Treble:
D225Ti – 150W
Middle - Bass:
(2x) 8W16P – 550W (total)
Speaker Impedance:
8 Ohms
Frequency Response (± 10 dB):
80Hz – 20KHz
Horizontal Coverage (-6dB@16KHz): 20°
Vertical Cover:
Depends on the number of boxes and configuration
Maximum SPL (Calculated):
Bass - Treble:
122dB
Connectors:
Audio(Balanced) (XLR/F – Line IN___XLR/M – Line OUT)
AC Power
(3-pin lockable connector)
Safety factor:
16 boxes: 5:1
12 boxes: 7:1 8 boxes: 10:1
Weight per box (kg):
24Kg
Basic dimensions (WxHxD) mm:
765x249x455
Recommended EQ:
PEQ 1 Freq. 250 Hz Q= 6,64, gain= -3db
PEQ 2 Freq. 572Hz Q= 2,46, gain= -5db
PEQ 3 Freq. 1.36KHz Q= 2,46, gain= -5db
PEQ 4 Freq. 3.56KHz Q= 2,92, gain= -6db
PEQ 5 Freq. 7,13KHz Q= 3,48, gain= -4db
PEQ 6 Freq. 12.4KHz Q= 2,92, gain= +6db
PUTTING INTO OPERATION
01)
Set the volume potentiometer to minimum;
02)
Connect the XLR cable (Signal cable);
03)
Confirm that the power switch is in the OFF position;
04)
Connect the AC power cord supplied with the product to
the AC IN connector;
05)
Plug the power cord into an outlet;
06)
Turn on the power switch and the BLUE power LED on
the rear panel of the amplifier will light up.
07)
With the system on, adjust the volume level using the
potentiometer. A good starting point is to adjust the potentiometer in
12 hours.
Never in any case
interconnect more
than 04 boxes in
parallel.
Audio signal
AC (127V/220V-50/60Hz)
Summary of Contents for JBL Professional VL8A
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