Sherwood R-772 Service Manual page 4

NO. DESCRIPTION
4 S/N RATIO, INPUT SHORT
IHF-A FILTER
5
FREQUENCY RESPONSE
SURROUND BACK AMP SECTION
NO. DESCRIPTION
1 INPUT SENSITIVITY
2
TOTAL HARMONIC DISTORTION
(STEREO IN)
3
CONTINUOUS AVERAGE POWER
at 1 % THD
(STEREO IN)
4 S/N RATIO, INPUT SHORT
IHF-A FILTER
5
FREQUENCY RESPONSE
SUBWOOFER SECTION
NO. DESCRIPTION
1
PRE OUTPUT LEVEL
STEREO SECTION
NO. DESCRIPTION
1
INPUT SENSITIVITY
2
CHANNEL BALANCE
3 RESIDUAL NOISE(INPUT SHORT)
4
TOTAL HARMONIC DISTORTION
5 CONTINUOUS AVERAGE POWER
at 1 % THD
6
S/N RATIO, IHF-A FILTER
7 CHANNEL SEPARATION
8
FUNCTION CROSSTALK
(INPUT SHORT)
9
FREQUENCY RESPONSE (-3dB)
TONE CONTROL , ±(10)dB
10
(TONE ON)
11
HEADPHONE OUTPUT(STEREO)
H/P = 64ohms
12
CINEMA EQ(SPK ; LLLY)
INPUT FREQ.
EXT IN INPUT 1kHz
EXT IN INPUT
* SPKR LEVEL:ALL 0dB
* EXT IN INPUT * TONE OFF
INPUT FREQ.
EXT IN INPUT 1kHz
EXT IN INPUT 40Hz
1kHz
20KHz
EXT IN INPUT 40Hz
1kHz
20KHz
EXT IN INPUT 1kHz
EXT IN INPUT
* SPKR LEVEL:ALL 0dB
* EXT IN INPUT
INPUT FREQ.
SUB-CH(300mV) 30Hz
* SPKR LEVEL:ALL 0dB
* TONE OFF(TONE DIRECT)
INPUT FREQ.
CD 1kHz
CD 1kHz
CD 1kHz
(40)Hz
CD (300mV) 1kHz
(20)KHz
(40)Hz
CD 1kHz
(20)KHz
CD (300mV) 1kHz
100Hz
CD (300mV) 1kHz
10kHz
CD TAPE IN 1 kHz
10 kHz
CD (300mV)
100Hz
CD
10kHz
CD (300)mV 1kHz
CD (300mV) 10kHz
3
REMARK UNIT LIMIT L/R
R/O dB
1W / 1kHz Ref. Hz~kHz 20~50
* SPK SIZE:YES
* X-OVER:FULL RANGE
REMARK UNIT LIMIT L/R
R/O mV 300±50
R/O-3dB
(6)ohms W
W
W
R/O dB
1W / 1kHz Ref. Hz~kHz 20~50
* SPK SIZE:YES
* TONE OFF * X-OVER:FULL RANGE
REMARK UNIT LIMIT L/R
VOL. MAX V 3.5±1.0
* SPK SIZE:YES
* X-OVER:FULL RANGE
REMARK UNIT LIMIT L/R
mV 300±50
R/O TO -40dB dB
VOL min. mV
R/O-3dB
(6)ohms W
W
W
R/O dB
R/O-3dB dB
dB
dB
dB
dB
1W Hz~kHz 20~50
±10(±3)
1W dB
±10(±3)
dB
R/O V 3.0±1.0
1W dB -4.5±1.5
NOMINAL
L/R
85 90
20~55
NOMINAL
L/R
300±30
0.12 0.08
0.12 0.08
0.3 0.2
85 90
95 100
85 90
85 90
20~55
NOMINAL
L/R
3.5±0.5
NOMINAL
L/R
300±30
±3 ±2
2.0 1.5
0.12 0.08
0.12 0.08
0.2 0.12
85 90
95 100
85 90
85 90
50 65
55 65
40 50
60 65
40 45
20~55
±10(±2)
±10(±2)
3.0±0.5
-4.5±1