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Hitachi HMA-6500 Service Manual

Stereo power amplifier.
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SERUICE
MATUA1
SPECIFICATIONS
Continuous RMS power outpul
Harmonic
d
istortion
(both
channels
driven)
(at
rated
output)
lat
1
12
rated
output)
Power
bandwidth (lHF)
(at
1
l2
rated
output)
Frequency characteristics
(at
1 W
output)
I
nput sensitivity
(
j
mpedance)
Damping
factor
Channel separation
Slgnal-to-noise
ratio
(lHF, A
network)
Speaker impedance
Power supply
Power
consumpllon
Dimensio
ns
Weight
English
Deutsch
Franqais
50 watts per channel
min.
RMS, at 8 ohms
from
20
Hz
Io
20
kHz,
with
no more than 0.02%
total
harmonic distortion.
55
w/ch +
55
w/ch
(8
ohms,
1
kHz,
T.H.D
.
O.O2%l
53
w/ch
+ 53
w/ch
(4
ohms,
1
kHz,
T.H.D
.0.02%l
Less
than
0.02%
Less
than
0.003%
5
Hz-60
kHz
(8
ohms,
T.
H. D.
0.05%)
DC-1OO
KHZ
1?
dB
(DIRECT
COUPLING)
5Nz-100
kHz 1?
dB
(CONDENSER
COUpLtNG)
1
V
(SO
kohms)
50 (1 kHz,
8 ohms)
80
dB
(1
kHz, 8
ohms, input
shorted)
115
dB
4-16
ohms
(A,
B),
8-16
ohms (A+B)
AC
120
V
60
Hz,
-
120
v
l22O
V
1240
v
50/60
Hz
22OW
or
320
VA
(AC
120
V)
430
W
(-
220-240V1
435
(W)
x
153 (H)
x
306 (D)
mm
11-118
(wl x
6-1132
x
12-1116
Dl
9.4
kg
(20.7
lbs
)
No.
159
Specif
ications and
designs
may
be changed
wlthout
notice
for
improvement
STEREO
POWER
AIhPI.ITIER
Febru ary
I
979

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