Rolls MA254 User manual

The new MA254 is a compact class D
stereo amplier with a 4 CH. stereo
mixer built in. It has 5 watts per channel
@ 4 Ohms. The class D low heat design
gives the MA254 the ability to be
mounted in very tight applications. It
will work great in ceilings by projectors,
or anywhere small and heat free
amplication is required. The MA254 is
built in an all metal chassis and weighs
1 pound. Overall dimension are 6.75”X
3.5” X 1.5”. Bottom mounts are provided
for permanent installations. The MA254
has an included 12 VAC external power
supply. The 4 channel mixer section
consists of 4 separate RCA stereo inputs,
along with a 3.5mm (1/8”) stereo input
perfect for an ipod or laptop computer
type input.
MSRP: $150.00 USD
ROLLS
ROLLS
MIXER - AMP
MIXER - AMP
5 + 5 Watts
5 + 5 Watts
ROLLS
5968 SOUTH 350 WEST S.L.C.,UT 84107
PHONE: 8012639053
FAX: 8012369068
MA254
DATA SHEET FOR MA254 www.rolls.com
INSTALLATION MIX - AMPLIFIER
STEREO INPUTS AND OUTPUTS
SPECIFICATIONS
Line Input Impedance: 10K Ohms
Power Output:
Voltage Gain: 30 dB
Maximum Supply Voltage: 24 VDC
THD: .05% typical
Efficiency: 85%
Bandwidth: 20Hz - 25 kHz
Size: 6.75" x 3.5" x 1.5"
Weight: 1 lb.
5 + 5 WATT MIXER - AMPLIFIER
MADE IN USA
Included - 12
VAC ROLLS
PS12 external
power supply
5 watts X 2 @ 4 Ohms.
Size: 6.75” X 3.5” X 1.5”
CH 4 CH 1
CH 2
CH 3CH 4
LEVEL LEVEL LEVEL LEVEL
PS12
CLASS AMP
5 + 5 WATT MIX/AMP
LEFT RIGHT
MA251
3.5mm
STEREO
+
+
-
-
BOTH OUTPUTS MUST BE USED
PHANTOM
CH 1
INPUT
CH 2
INPUT
CH 3
INPUT POWER
LINE
OUT
ON - OFF
CH 2
MONO
INPUT
MUTE RRR
LLL
CH 4 CH 1
CH 2
CH 3
CH 4
LEVEL LEVEL LEVEL LEVEL
PS12
CLASS AMP
5 + 5 WATT MIX/AMP
LEFT RIGHT
MA251
3.5mm
STEREO
+
+
-
-
BOTH OUTPUTS MUST BE USED
PHANTOM
CH 1
INPUT
CH 2
INPUT
CH 3
INPUT
POWER
LINE
OUT
ON - OFF
CH 2
MONO
INPUT
MUTE
RRR
LLL
CH 4 CH 1
CH 2
CH 3CH 4
LEVEL LEVEL LEVEL LEVEL
PS12
LEFT
RIGHT
MA254
INPUT
+
+
SPEAKER OUTPUTS
LINE
OUT
CH 2
MONO
INPUT
MUTE
MADE IN USA
010010010010
www.rolls.com
--
AMPMIX
5 + 5 WATT MIX/AMP
CH 1
INPUT CH 2
INPUT CH 3
INPUT CH4
INPUT
75889 02540 86
*Optional PS242 power supply
available for 15 Watts per channel.