
Specifications
KA-87
KA-57
Audio
Section
Rated
Power
Output
50
watts
per
channel
minimum
RMS,
both
channels
driven,
at
8
ohms
from
20
Hz
to
20,000
Hz
with
no
more
than
0.09%
total
harmonic
distortion.
Maximum
Continuous
power
output
(IEC/NF)
from
63
Hz
to
12,500
Hz,
0.7%
T.H.D.
8
ohms.................0.0.0008.
55
W+55
W
Both
Channels
Driven...........
60W+60W
B8o0hms
at
1,000
Hz
75W+75W
4ohms
at
1,000
Hz
Music
Power
Output
at
8
ohms
.......000.0.0.
eee
100
W+
100
W
Total
Harmonic
Distortion
LINE
input
to
SPEAKER
output
(20
Hz
to
20,000
Hz).......
0.09%
at
rated
power
into
Audio
Section
Rated
Power
Output
100
watts
per
channel
minimum
RMS,
both
chan-
nels
driven,
at
8
ohms
from
20
Hz
to
20,000
Hz
with
no
more
than
0.05%
total
harmonic
distortion.
Maximum
Continuous
power
output
(IEC/NF)
from
63
Hz
to
12,500
Hz,
0.7%
T.H.D.
8
ohMs.....................0008-
80
W+80
W
-
Both
Channels
Driven...........
6B5W+65W
4ohms
at
1,000
Hz
110
W+110
W
8ohms
at
1,000
Hz
‘Music
Power
Output
at
8
ohms
.....................500088
225
W+225
W
Total
Harmonic
Distortion
LINE
input
to
SPEAKER
output
(20
Hz
to
20,000
Hz).......
0.05%
at
rated
power
into
(20
Hz
to
20,000
Hz)......
(V2)
bs.
Sioned
jecebotenc
cones
intermodulation
Distortion.....
(60
Hz:7
kHz
=
4:1)
Damping
Factor
..................
Power
Bandwidth................
Frequency
Response
............
Input
Sensitivity/Impedance
PHONG
|
6.hcoessi
snes
cneck
ones
Tuner,
Tape
play,
CD/AUX..
Signal-to-Noise
Ratio
(IHF-A)
Phono
...................0.0:0000e
Tuner,
Tape
play,
CD/AUX..
8
ohms
0.03%
at
1/2
rated
power
into
8
ohms
0.004%
at
1/2
rated
power
in-
to
8
ohms
0.03%
at
rated
power
into
8
ohms
40
(50
Hz
at
8
ohms)
10
Hz
to
100
kHz
at
0.2%
T.H.D.
8
ohms
10 Hz
to
7OkHz,
+0aB,
~—3
dB
2.5
mV/47
k
ohms
150
mV/27
k
ohms
(IHF’66)
75
dB
for
2.5
mV
input
81
dB
for
5.0
mV
input
100
dB
Signal
to
Noise
Ratio
Unweighted
at
50
mW
(DIN)
PHONO
05.05
008s
cee
cerecrccnsan
Tuner,
Tape
play,
CD/AUX..
Channel
Separation
at
1
kHz
Phono
(Terminated
with
2.2
kohms)....................
57
dB
59
dB
(DIN)
Tuner,
Tape
play,
CD/AUX
(Terminated
with
47
kohms
+250
pF)
.......
Phono
Input
Capacity
(DIN)
...
Phono
Maximum
input
Level
..
Output
Level/Impedance
Tape
REC
(Pin)..................
Phono
Frequency
Response...
Tone
Control
Bas8).
i.)
secu
koeectouse.
Re
otds
THODIG
ss
ils
Steidn
2
aceer
eet:
General
Power
Consumption
............
Dimensions........................
Weight
(Net)
......................
Note:
44
dB
220
pF
170
mV,
T.H.D.
0.05%
at
1
kHz
150
mV/330
ohms
RIAA
standard
curve
+0.5
dB
(20
Hz
to
20
kHz)
+9
dB
at
100
Hz
+8
dB
at
10
kHz
+8
dB
at
100
Hz
(at
—30
dB
VOLUME
Level)
3
A(U.S.A.
&
Canada
models)
200
W
(Other
countries)
W:
420
mm
(16-9/16”)
H:
110mm
(4-5/16”)
D:
277
mm
(10-7/8”)
6.1
kg
(13.4
Ib)
(20
Hz
to
20,000
Hz)
......
(TMZ)
cose
cctisssec
seis
teas
intermodulation
Distortion.....
(60
Hz:7
kHz=
4:1)
Damping
Factor
..................
Power
Bandwidth................
Frequency
Response............
Input
Sensitivity/Impedance
Phono
..................:0::0ceee
es
Tuner,
Tape
play,
CD/AUX..
Signal-to-Noise
Ratio
(IHF-A)
Phono
.........
0.0.00.
cece
cceeeees
Tuner,
Tape
play,
CD/AUX..
8
ohms
0.04%
at
1/2
rated
power
into
8
ohms
0.004%
at
1/2
rated
power
in-
to
8
ohms
0.03%
at
rated
power
into
8
ohms
30
(50
Hz
at
8
ohms)
10
Hz
to
100
kHz
at
0.2%
T.H.D.
8
ohms
10
Hz
to
7OkHz,
+0OaB,
—3
dB
2.5
mV/47
k
ohms
150
mV/33
k
ohms
(IHF’66)
75
dB
for
2.5
mV
input
81
dB
for
5.0
mV
input
100
dB
Signal
to
Noise
Ratio
Unweighted
at
50
mW
(DIN)
PHONO
:..23..5
so
ccece
sae
cccthesias
Tuner,
Tape
play,
CD/AUX..
Channel
Separation
at
1
kHz
Phono
(Terminated
with
2.2
kohms)....................
57
dB
59
dB
(DIN)
Tuner,
Tape
piay,
CD/AUX
(Terminated
with
47
kohms
+
250
pF)
.......
Phono
Input
Capacity
(DIN)
...
Phono
Maximum
Input
Level..
Output
Level/impedance
Tape
REC
(Pin)..................
Phono
Frequency
Response...
Tone
Control
Bass).
2.cse
idles
Treble:
sii0.ctiicte
econ
vases!
Loudness
Control
................
General
Power
Consumption
............
Dimensions
........................
Weight
(Net)
.................0..
55
dB
220
pF
170
mV,
T.H.D.
0.05%
at
1
kHz
150
mV/330
ohms
RIAA
standard
curve
+0.5
dB
(20
Hz
to
20,000
Hz)
+9
dB
at
100
Hz
+8
dB
at
10
kHz
+8
dB
at
100
Hz
(at
—30
dB
VOLUME
Level)
4
A(U.S.A.
&
Canada
models)
160
W
(Europe,
U.K.
and
Australia
model)
220
W
(Other
countries)
W:
420
mm
(16-9/16”)
H:
110mm
(4-5/16”)
D:
277
mm
(10-7/8”")
6.7
kg
(14.7
Ib)
(Europe,
U.K.
and
Australia
model)
7.2kg
(15.81b)
(Other
models)
KENWOOD
follows
a
policy
of
continuous
advancements
in
development.
For
this
reason
specifications
may
be
changed
without
notice.