IDENTIFY/COMMS
SIGNAL/
LIMIT
ON/PROTECT
IN
OUT
ID DASNET
CAUTION
DO NOT EXPOSE THIS EQUIPMENT
TO RAIN OR MOISTURE
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SIGNAL INPUT
LOOP THRU
D.A.S. Audio, s.a. (Valencia), MADE IN SPAIN
SOUND
FORCE
1521A
www.dasaudio.com
UNIT NAME
STAGE / VENUE
NOTES
LOW PASS FILTER
SYSTEM
GAIN
+4dB
+2dB
0dB
-2dB
DJ
mon
Main
PA
SF-20A
160Hz
125Hz
LPF
PRESET
LOW PASS
FILTER
100-230V~ 50/60Hz
920W
AC INPUT
MAX. 2@230V/1@115V
UNITS SF-1521A
AC OUTPUT
SIGNAL INPUT
IDENTIFY/COMMS
LOOP THRU
OFF
160Hz
SF-1521A
ON/PROTECT
SIGNAL/
LIMIT
NUMBER
OF UNITS
4
3
2
1
IN
OUT
ID DASNET
SOUND
FORCE
20A
D.A.S. Audio, s.a. (Valencia), MADE IN SPAIN
DJ
mon
Main
PA
HPF
PRESET
HIGH PASS
FILTER
NUMBER OF UNITS
UNIT NAME
STAGE / VENUE
HIGH PASS FILTER
100-230 V~ 50/60Hz 420W
AC INPUT
MAX. 7@230V / 3@115V UNITS SF-20A
AC OUTPUT
www.dasaudio.com
CAUTION
DO NOT EXPOSE THIS EQUIPMENT
TO RAIN OR MOISTURE
RISK OF ELECTRIC SHOCK
DO NOT OPEN
DESCRIPTION OF AMPLIFIERS
11
Manual del Usuario
/ SF series /
User’s Manual
1
) SIGNAL INPUT :
XLR type input signal connectors. As the LOOP THRU connector, they are balanced with the following
pin assignments:
1=GND (Ground).
2=(+) Non inverted input.
3=(-) Inverted input.
2
) LOOP THRU :
XLR type output signal connector for connecting several units together and sending them all the same
input signal.
3
) SIGNAL / LIMIT :
Two color LED which indicates that there is signal presence if it shines green or indicates amplifier
saturation and the amplifier limiter is activated, if it shines red.
4
) IDENTIFY / COMMS :
Orange LED that shines flashing when we push IDENTIFY (to identify the unit) or blink faster if there is
TM
communication with
DASnet
.
5
) ON / PROTECT :
Two color LED indicates that the unit is ON if it shines green and protection if it shines red.
11
11
2
2
1
1
6
6
8
8
5
5
4
4
3
3
7
7
9
9
10
10
SF-1521A
SF-20A (L/R)
