Marantz MA-9S1 MA-9S1 User Manual - Page 16

Specification, Block diagram

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6. Specification s Specification Power Output (20Hz - 20kHz 300W (8Ω Load) 600W (4Ω Load) T.H.D. (20Hz - 20kHz, 8Ω Load 0.01% Frequency response (1W, 8Ω Load 3 Hz - 120 kHz (+0, -3dB) Damping factor 200 (20Hz - 20kHz, 8Ω Load) Input sensitivity/ Input impedance 1.7V / 20kΩ (Balanced) 1.7V / 20kΩ (Unbalanced) S/N (IHF-A 120 dB (Balanced) 120 dB (Unbalanced) Attenuation 0, -3, -6, -9, -12, - ∞ dB Power requirement (MA 9 S1/N1G AC 230V 50Hz (MA 9S1/U1G AC 120V 60Hz Power Consumption (MA 9S1/N1G 500 W (3.2 A) (MA 9S1/U1G 500 W (5.8 A) 1200 W (Output: 4Ω, 600W) Dimensions Width 459 mm Height 198 mm Depth 451 mm Weight 35.8 kg s Dimensions Unit : mm * All specifications, dimensions and weights are subject to change without notice. 7. Block diagram UNBALANCED 21 3 INPUT ATT I/V 1 BALANCED 2 I/V ATT INPUT SELECTOR I/V I/V PROTECT SPEAKER OUTPUT FINAL STAGE INPUT / DRIVE STAGE SOFT START REGULATOR METER / PROTECT 13

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13
Specification
Power Output (20Hz - 20kHz)
.................................
300W (8
Load)
600W (4
Load)
T.H.D. (20Hz - 20kHz, 8
Load)
.............................................
0.01%
Frequency response (1W, 8
Load)
..........................
3 Hz - 120 kHz
(+0, –3dB)
Damping factor
............................................................................
200
(20Hz - 20kHz, 8
Load)
Input sensitivity/ Input impedance
...............
1.7V / 20k
(Balanced)
1.7V / 20k
(Unbalanced)
S/N (IHF-A)
..........................................................
120 dB (Balanced)
120 dB (Unbalanced)
Attenuation
................................................
0, –3, –6, –9, –12, –
dB
Power requirement
(MA 9 S1/N1G)
........................
AC 230V 50Hz
(MA 9S1/U1G)
.........................
AC 120V 60Hz
Power Consumption (MA 9S1/N1G)
..........................
500 W (3.2 A)
(MA 9S1/U1G)
..........................
500 W (5.8 A)
1200 W (Output: 4
, 600W)
Dimensions
................................................................
Width 459 mm
Height 198 mm
Depth 451 mm
Weight
...................................................................................
35.8 kg
6. Specification
7. Block diagram
1
2
3
BALANCED
1
2
I/V
SPEAKER
OUTPUT
INPUT / DRIVE STAGE
METER / PROTECT
UNBALANCED
INPUT
ATT
ATT
I/V
I/V
I/V
PROTECT
FINAL STAGE
REGULATOR
SOFT
START
INPUT
SELECTOR
Dimensions
Unit : mm
* All specifications, dimensions and weights are subject to change without notice.