Teac A-1250 - Changing Power Line Settings; Voltage Selection; Frequency Adjustment

Ghanging
the Power
Line
Setting
Specif
ications
TEAC Model A-1250
Stereo
Tape Deck is
adjusted to the
power
voltage
and
frequency
indicated on the
carton, before
shipment
from
the
factory.
If
it is
to
be
used under different
power
ratings, the tape
deck
must
be reset
as outlined
below:
NOTE:
Always disconnect the power
cord from the A.C. outlet
before
resetting.
When
voltage
is different
The
Model
A-1250 may be
set for
100,
ll7,
200,
220
and
240 volt
AC.
To
change the voltage,
unscrew the fuse in
the
center of
the voltage selector
plug.
Pull
out the
plug
and
reinsert
it so
that the desired
voltage shows
in
the
cutout.
Reinstall the
fuse.
When frequency
is different
I Remove
the
power
cord
and all
connecting cables.
2 Take
off tape deck
rear
cover by
removing the
six screws
holding
it.
3 The belt
linking the
motor
pulley
and flywheel
must be
repositioned.
The
motor
pulley
on
the Model
A-1250 has two steps
and difference
in rotation
due
to
a
different power
frequency is
compensated
by
changing the belt step
on
the
pulley.
Reposition the
belt
with
your
fingers,
at the
flywheel
first
and then
at the pulley
when switching
from
60Hz
to 50H2.
or the pulley
first and
then the flywheel
at
changing
from 5OHz
to
60H2.
4 After
repositioning
belt,
rotate
the flywheel
several
turns
with
your
finger
to make
sure
the belt is
correctly seated
on the
steps.
5
The frequency
selector
inside the
tape deck
must be
switched
to the
frequency
of
the
power
line.
6 Reinstall
the
rear cover of
tape deck.
e
Motor
Heads
Reel
Size
Tape
Speed
Motors
Wow
and
Flutter
Frequency
Response
Signal
to Noise
Ratio
Harmonic
Distortion
Crosstalk
Stereo Channel
Separation
Fast
Winding
Time
Inputs
Outputs
Power
Requirements
Dimensions
eight
Standard
Accessories
Optional
Accessories
Hp-1ol Stereo headphone
(8
ohms)
E-1
Head
demagnetizer
E-z Tape
eraser
RE-7o1 7
inch
reel
(large
hub)
RE-7o2
7 inch
reel
(small
hub)
Tz-261 Head
and
rubber
cleaner
rz-2s2
Oil and
polisher
Three, 4 track
2 channel,
stereo or
mono,
erase-record,
playback
and
rev.
playback
7"
and 5"
7
% ips and 3
N
ips
(t
0.57a)
I dual
speed
hysteresis
synchronous
capstan
motor
2 eddy
current
induction
reel
motors
0.08%
aI7 xips
0.10%
at 3
%ips
30
,
22,000
Hz
(*
:
On,
40
-
18,000 Hz)
at I
%
ips
30
-
16,000 Hz
(+3
dB,40
-
12,000
Hz)
at 3% ips
55
dB
1%
at
1,000
Hz
normal
operating
level
60 dB at i,000
Hz
50
dB
at 1.000
Hz
90
seconds
for
1,200 feet
Microphone:
600 ohms,
-70
dB
(0.3
mV)
Line
: 50,000
ohms
or
more,
0. I
V
Line :
0.3 V
for
load
impedance
of
10,000
ohms
or
more
Headphones:8
ohms
100
I
1 17
|
200
I
220
I
240 V
AC,
50160
Hz,
140W
15 %',(H)
x 11
y",,(W)
x 8"(D)
(383(H)
x aaO(w)
x 203(D)
mm)
37rt
lbs
(net),
(17
kg
(net))
Empty
reel,
reel
holder,
input-output
connection
cord,
oil and
applicator,
fuse,
cleaning
stick,
rubber
leet,
AC
power
cord, instruction
manual,
others
*
Specifications
were
determined
using
a low
noise
tape.
*
Features
and
specilications
subject
tJ
change
without
notice.
15