Teac A-450 - SPECIFICATIONS & SERVICE DATA

1.
SPECIFICATIONS
&
SERVICE
DATA
SPECIFICATIONS
Track System
Heads
Type of Tape
Tape Speed
Inputs
(level and impedance)
Outputs
(level and impedance)
Equalization
Head Configuration
Motor
Bias Frequency
Operating Position
Power Requirements
Power Consumption
Weight
* Pursuant to DIN Standards
SERVICE DATA
Mechanical
Tape Speed Deviation
Wow and Flutter
Pinch Roller Pressure
Reel Torque
Fast Winding Time
End-stop Activate Time
Electrical
Frequency Response
Signal to Noise Ratio
Erase Efficiency
Channel Separation
Crosstalk between
Adjacent Tracks
Total Harmonic Distortion
4-track, 2-channel stereo
Two: Erase and Record/Playback
Cassette
tape,
C-60
and
C-90
(Philips
type)
4.8 cm/s (1-7/8 ips)
Microphones:
Min.
input
level:
-67
dB
#2
dB
(10
Kohms
or
more)
Line:
Specified
input
level:
-5
dB
(50
Kohms)
Min. input level: —15 dB #2 dB
DIN*: Min. input level: -35 dB +2 dB
DOLBY FM/COPY: —15 dB +2 dB
Line
out:
Max.
output
level:
—3.5
dB
+1
dB
(50
Kohms)
Specified output level: —5 dB
Headphones:
Specified
output
level:
—21
dB
+2
dB
(8
ohms)
EQ 1: 3180 us + 70 us (for CrO, tape)
EQ2: 3180 us + 70 us (for FeCr tape)
EQ 3: 3180 ws + 120 us (for regular Hi-Fi tape)
1/2-track, 1-channel Erase Head
1/4-track, 2-channel Record/Playback Head
Hysteresis synchronous outer-rotor motor
100 kHz
Horizontal
117V
AC,
60
Hz(U.S.A./Canada
Models)
100/117/220/240V
AC,
50/60
Hz
(General
Export
Models)
220V AC, 50 Hz (Europe Models)
18 W
9.5 kg (21 Ibs) net
3,000 Hz +30 Hz
Playback: 0.07% (WRMS)
Record/Playback:
0.10%
(WRMS)
400 g420 g (13.5 ~ 15.0 02)
Take
Up:
40
~70
g-cm
(0.6
~
1.0
oz-inch)
Fast
Forward:
100
g-cm
(1.4
oz-inch)
or
more
Rewind:
100
g-cm
(1.4
oz:inch)
or
more
100 seconds for C-60
4 seconds+2 sec.
Refer
to
frequency
response
limits
charts
on
page
18
and
24.
Playback
method:
47
dB
minimum
Record/Playback
method:
BIAS/EQ
1:
47
dB
minimum
BIAS/EQ
2,
3:
45
dB
minimum
With
Dolby
Noise
Reduction
used
for
recording
and
playback,
S/N
ratio
is
improved
by
5
dB
at
1
kHz
and
10
dB
at
frequencies
over
5
kHz.
65
dB
minimum
30
dB
minimum
(at
1
kHz)
40
dB
minimum
(at
125
Hz)
BIAS/EQ 1: 2.5% (maximum)
BIAS/EQ 2: 2.5% (maximum)
BIAS/EQ 3: 2.5% (maximum)
NOTE:
©
Improvements
may
result
in
Specifications
and
Service
Data
changes.
e
Value
of
“dB”
in
the
Data
refer
to
0
dB
=
0.775V,
except
where
specified.
If
a
Test
Set
or
VTVM
calibrated
to
0
dB
=
1V
is
to
be
used,
appropriate
comprensation
should
be
made.