Marantz SC-7S2 manual Specification, Block Diagram, Dimensions, English

ENGLISH

SPECIFICATION

SPECIFICATION

Maximum output voltage (20Hz-20kHz)	............ 13.5V (BALANCED)
.................................................	13.5V (UNBALANCED)
Total harmonic distortion (20Hz-20kHz)	....... 0.0015% (BALANCED)
...............................................	0.003% (UNBALANCED)
Frequency response (+0/-3dB)	3Hz–150kHz (BALANCED)
...................................... 3Hz–150kHz (UNBALANCED)
Input sensitibity/Input impedance	420mV/20kΩ (BALANCED)
...................................... 420mV/20kΩ (UNBALANCED)
Output impedance	70Ω (BALANCED)
....................................................	70Ω (UNBALANCED)
S/N (IHF-A)	105dB (BALANCED)
................................................	108dB (UNBALANCED)
Channel separation (20kHz)	100dB (BALANCED)
................................................	100dB (UNBALANCED)
Volume adjustment range	-∞, -100–0dB (0.5dB STEP)
Trim level adjustment range	±6dB (0.5dB STEP)
Attenuator setting level	-20, -40, -60, -∞dB
Supply voltage (SC-7S2/N1G)	AC 230 V 50Hz
(SC-7S2/U1G)	AC 120 V 60Hz
Power consumption (SC-7S2/N1G)	20W (0.1 A)
(SC-7S2/U1G)	20W (0.2 A)
Dimensions	W 459mm
.......................................................................	H 136mm
.......................................................................	D 441mm
Weight	21.8kg

DIMENSIONS

441

		19
	459
	stereo control amplifier sc - 7s2
	power on/off	136
i n p u t selector		volume
		18

Unit: mm

BLOCK DIAGRAM

BALANCED 2	1
	3

Ach INPUT

CD

LINE-1

LINE-2

-

+

RECORDER

+

REC OUT

-

VOL

VOL

-

+

-

+

I/V

I/V

BALANCED

21

3

Ach PRE OUT

UNBALANCED-1

UNBALANCED-2

MUTE�

DRIVER

Bch INPUT

±22V

±12V

＋5V

＋5V

Bch VOL

AMP

RELAY

VOL.

μ- COM.

INPUT� SELECTOR

VOLUME

ATT SW

DISPLAY SW

IR

ID SW

MODE SW

μ- COM.

RELAY�

DRIVER

DISPLAY�

DRIVER LED DISPLAY�

�

IN

F.C.B.S.

OUT

20