![background image](http://html2.mh-extra.com/html/mackie/sa1521z/sa1521z_user-manual_3302724010.webp)
10
SA1521z Beamwidth vs. Frequency
SA1521z Directivity vs. Frequency
SA1521z Dimensions
WARNING:
THIS SURFACE MAY REACH HIGH TEMPERATURE DURING
STANDARD USE. TO ENSURE PROPER OPERATION ALLOW A MINIMUM OF 6 INS.
OF CLEARANCE FROM THIS SURFACE AND ADEQUATE VENTILATION. TO REDUCE
THE RISK OF ELECTRIC SHOCK DO NOT REMOVE THIS PANEL OR ANY ATTACHED
COMPONENT. NO OPERATOR SERVICEABLE PARTS INSIDE. REFER SERVICING TO
QUALIFIED PERSONNEL. TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
RISK OF ELECTRIC SHOCK
DO NOT OPEN
REPLACE WITH THE SAME TYPE FUSE AND RATING.
DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE
UTILISE UN FUSIBLE DE RECHANGE DE MÊME TYPE.
DEBRANCHER AVANT DE REMPLACER LE FUSIBLE
CAUTION
AVIS:
RISQUE DE CHOC ELECTRIQUE — NE PAS OUVRIR
SERIAL NUMBER
MANUFACTURING DATE
ON
SA1521
Z
ACTIVE SOUND REINFORCEMENT
SPEAKER SYSTEM
POWER
THERMAL
SIGNAL
LIMIT
LOOP OUT
MAIN INPUT
PARALLEL
0dB
-15 +5
DESIGNED BY MACKOIDS IN WOODINVILLE, WA, USA
MANUFACTURED IN CHINA • FABRIQUE EN CHINE • COPYRIGHT ©2004 • THE
FOLLOWING ARE TRADEMARKS OR REGISTERED TRADEMARKS OF MACKIE DESIGNS
INC.: "MACKIE", AND THE "RUNNING MAN" FIGURE • PATENT PENDING
32.0 in/
81.3 cm
13.9 in/
35.3 cm
18.1 in/
46.0 cm
19.1 in/
48.5 cm
19.1 in/
48.5 cm
Frequency (Hz)
20
100
1000
10000 20000
110
100
90
80
70
1/3
Octave
Response
dB SPL @ 2.83
V
SA1521z Frequency Response On-Axis
SA1521z Frequency Response On-Axis
Horizontal
/ Vertical
Frequency (Hz)
20
100
1000
10000 20000
SA1521z Beamwidth vs. Frequency
Beamwidth
Degrees
360
300
240
180
120
60
0
Frequency (Hz)
20
100
1000
10000 20000
SA1521z Directivity vs. Frequency
100
10
1
Directivity
Factor
(Q)
Directivity
Index
(DI),
dB
20
10
0