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1.
SPECIFICATIONS
Tape Speed
Wow and Flutter
(Playback
Only)
Frequency Response
Distortion
Signal to Noise
Ratio
Input Leve!
Power Output
Equalization
Recording
Leve! lndicator
Recording System
Fast Forward and Rewind Time
Recording Capacity
Maximum
Reel Size
Head
Mo tor
Speaker
Transistor
Power Supply
Power Consumption
Dimensions
Weight
I
GENERAL INFORMATION
AKAI M·9
·
M·9DX
1-7/
8,
3-3/
4
and
7-1
/
2 ips (15 ips with
15 ips
adaptor
kit)
Less
than
0.15%
RMS
at
7-l
/
2ips
Less
than
0.25%
RMS at
3-3/
4
ips
Less
than
0.35%
RMS at
1-7/
8 ips
30
to
23,000cps
±3db
at
7-l
/
2 ips
30 to
18,000
eps
±
3 db
at
3-3/
4 ips
30
to
9,000 eps
±3 db
at
1-7/
8
ips
Within
2%
1,000
eps
0
VU
Better
tha
n
50 db
Mie
.
·
·
..
.....
...........
more
th an
0.5
rn V
Li
ne
····
····
··
··
·· -···· more
than
60 mV
15
W
maximum per
each
channel
at undistorted
power,
total
30
W
20 W maximum
per
each channel
at music
power,
total
40
vV
Correct
equalization for playback
of
tapes
recorded
to
the NARTB
curve.
VU
meter
x
2
4-track
stereo/
inonaural,
CROSS-FIELD
bias
system
90
seconds using 1,200
feet tape a
t
50
cycles.
75 seconds
a
t
60
cycles.
8
hours
monaura
l
record ing
a
t
1-7/
8
ips
(1,200
feet
ta
pe)
4
hours stereo
recording
at
1-7/
8
ips.
7"
reel
R
ecord
ing/
playback
head·
·
4-track
stereo/
monaura l,
impedance 1.2
K
ohms at
1,000
eps
Bias
head
·
· ·
·
·
· · · ·
·
·
·
·
·
·
·
· ·
·
·
·
· · ·
· ·
4-track
stereo, low impedance
500
ohms a
t
60
KC
Erase
head··
····
···
······
··
·· ··
· ·
· ·
·
4-track
stereo,
low impedance 500 ohms at
60 KC
H
ysteresis
synchronous
2-speed mo
tor
5"
high
complia nce speaker
x
2
(M-9
DX)
4"
speaker
x
2
(M-9)
Transistor
x
20
Thermister
x
4
Rectifier
x
4
AC
100
to
240 V,
50/
60 cycles
lOO
VA
20"
H
x
l3"
W
x
9-1
/
2"
D
(508
H
x340
W
x
2400
mm)
4 1.8
lbs
(19
kg) (M-9)
45.1
lbs
(20.5
kg)
(M-90X)
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