Tape
Speed
Frequenc
y Response
Signal
to Noise
Ratio
Wow and
Flutter
Pl
ayb
ac
k only)
Equalization
Cross Talk
Distortion (Total Harmonies)
Head
··········
··
Cross-Field
Motor
Us
ed
Timing
Accuracy
Recording Sensitivity
Power
Output
Tran
si
st
or
U sed
Fast-Forward
and
Rewind
Ti
me
Internai
Speakers
Power
Requirements
W e
ight
(Net)
Dimensions
1.
SPECIFICATIONS
3
-3
/ 4,
7-1
/ 2 and 15 ip
s.
30 to
24
,000 e
ps
± 3
db
at
7-1
/ 2 ips.
30 to 18.000 eps ± 3
db
at 3-3/ 4 ips.
Better than
47
db at normal
pl
ay.
L
ess
than 0.08%
RMS
at
7-1
/ 2 ip
s.
at normal, rever
se
pl
ay.
1 GENERAL INFORMATIONS
Better than
45
db
at
reve
rs
e play.
L
ess
than 0.14%
RMS
at 3-3/ 4 ip
s.
Correct equa
li
zation for
pl
ayback
of
tap
es
recorded to the
NA
B curve.
L
ess
than -
82
db
(Mona
ura
l) L
es
s than
-45
db
(Stereo)
Within 4.0% at 1,000 e
ps
0
VU
at
10
watts.
* R
ec
ording Head : Inline 4
Tr
ack Stereo and
Monaur
al,
low impedan
ce
135 ohms
at
1,000 eps.
*
Pl
ayback Head : Inline 4 track tereo and monaural,
low impedan
ce
1,
000
ohms at 1,000 ep
s,
insta
ll
ed on an automa
ti
c shift de
vi
ee.
* Erase and
Bi
as Head : lnline 4 track stereo, low impedance
750
ohms at
90
kc.
H
ys
tere is
sy
nchronous 2 speed (4.8 pol
e)
motor for c
ap
stan driv
e.
Two 4-pole induct
io
n motors for fast.forwa
rd
and
re
wind.
±
0.
3%
at a
li
tape speeds.
Input of
mo
re than 0.5 mY
in
MICROPHO
E jac
k.
Input
of
mo
re than 50 mY
in
LI
NE
INPUT
jack.
25 watts at Music Power on each channel, total 50 watt
s.
20
watt at Undistorted Power
Output
on
each channel, total
40
wa
tt
s.
2
SB
443
(A) x
4
}
Pr
e-ampl
ifi
er
2SB 75 (B
)x
l2
2SB
75 (A
)x
2}
2SB
3
70
A(A
)x
2 Main amp
lifi
er
2S
B
33
8 (A) x 4
Rec
tifi
er
SPN
.Ol x 2
R
ec
tifi
er 12C.2 x 1
Silicone Diode x 3
2SB
3
70A
lB) x 2 O
sc
ill
a tor
45
sec
onds for eith
er
operation using a 1,
200
feet recording tape at 50 c
ycl
es,
36
sec
onds at
60
cy
cl
es
.
6
-1
/ 2" round, wide range speaker
s,
one
on
each channe
l.
AC
100
to
240
volt
s,
50.
60
ep
s,
60
VA
(a
t non signal) to
170
VA
(a
t maximum output:
28.
5 kg (
62
.7 pound
s)
440H x 407W x 3
100
mm
Ov
era
ll
, case
cl
ose
d.
(
17.
3/8"H x 16"W x
12.1
/ 8"0 )
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