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SERVICE MANUAL
SPECIFICATIONS
Output
RMS power
(both
cha nnels
driven)
Power
bandwidth
F
requ
ency
cha
racter
istics
(AUX,
T
APE)
Harmonic distortion
(at
rated
ou
tput)
(at
1 /2
rated
output)
intermodulation d
istort
ion
40
watts
per
channel
,
min
.
RMS
,
at 8 ohms
from 20 Hz
to
20 kHz
,
wit
h
no
more than
0.3% total harmonic distortion.
50 W/ch
+
50
W/ch
(8
ohms.
1
kHz,
T.H.D.
0.3%)
50
W/ch
+
50
W/ch
{4 ohms, 1
kHz T.H.D
.
0.3%)
10Hz
50kHz
20 Hz
- 20
kHz
(±1 dB)
Less
than
0.3%
Less
than 0 .02%
(at ra ted
output)
Less than 0 .3%
(at 1 /2
rated output)
Less than 0.04%
i
nput sensitivity
(Impedance)
PHO
NO
2.0
rnV
(45 k-ohms)
AUX
120
mV (50 k-ohms)
T
APE-1
120
mV (50 k-ohms)
TAPE
-2
(DIN)
120 m
V
(50
k-ohm
s)
Output level
T
APE
OUT
DIN OUT
120mV
(PHONO
,
AUX,
TUNER)
40mV
(PH
O
NO at
rated inpu
t
)
English
Deutsch
Fran9ais
Pho no
over load level
(at 1 kHz, T.H.D. 0.3%)
Signal -to
-no
ise
ratio
(IHF
.
A
network)
PHO NO
AUX,
TUNER,
TAPE
Damping facto
r
Equalizer
Bass
control
Treble
con
trol
Loudness control
Semi-conductors
Power
supply
Power
consump
ti
on
Di
m
ensions
Weight
No. 115
150mV
75
dB
90 dB
40
{ 1kH
z,8
ohms)
RIAA
±0.3
dB
±8
dB {100
He)
±8 dB
(
10
k Hl)
+6 dB
(100 Hl)
+4dB
(
iOkHl)
1 IC
,
24 transistors
and
18
diodes
AC120V60Hz or
-120 V/220
V/240
V
50/60
Hz
160W (at
1 /3
rated
output)
260 W
(at rated
output)
390 (W)
x
143
{H
)
x
330
(D)
mm
7
.8 kg
Specifications
and designs
may
be
chan ged
v1ith
out
notice
for
improvement.
STEREO AMPLIFIER
June1977
