Teac CX-350 - Specifications and Service Data; Specifications; Mechanical Service Data; Electrical Service Data

CX-350/CX351
1
SPECIFICATIONS
AND
SERVICE
DATA
SPECIFICATIONS
Track System 4track, 2-channel stereo
2 Heads Erase, record/playback
Type of Tape Cassette tape, C-60 and C-90 (Philips type)
Tape Speed 4.8 cm/s (1-7/8 ips)
Input (level and impedance)
MIC: Specified input level; —57 dB (1.09 mV)/10 kohms
Min. input level; --67 dB (346 pV)
LINE IN: Specified input level; —9 dB (275 mV)/50 kahms
Min. input level; —19 dB (B6.9 mV)
DIN*: Min. input level; —45 dB (4.36 mV)
*Pursuant to DIN standards
Output (level and load impedance}
OUTPUT: Spec. output level; —5 dB (438 mV)/50 kohms
Max. output level; —3 dB (548 mV)
PHONES: Spec. output level; —16 dB (123 mV}/B ohms
Equalization
METAL: 3180 us+70us
Co (CrO,): 3180 us+ 70 us
NORMAL: 31B0 us +120 us
Head Configuration
1/2-track, 1-channel erase head
1/4-track, 2-channel record/playback head
Motor Bridge servo DC motor
Bias Frequency 100 kHz
Operation Position Horizontal
Power Requirements
100/117/220/240V AC, 50/60 Hz, 11W (General Export Model)
117V AC, 60 Hz, 11W (U.S.A./Canada Model)
220V AC, 50 Hz, 11W (Europe Model)
240V AC, 50 Hz, 11W (U.K./Australia Model)
Weight 6.0 kg (13-4/16 Ibs.) net
Dimensions See page 3.
*
Noise
reduction
circuit
made
under
license
from
Dolby
Labora-
roties.
The
word
“Dolby”
and
the
Qouble-D
symbol
are
trade-
marks
of
Oolby
Laboratories.
CAUTIDN
AParts marked with this sign are safety critical components. They
must
always
be
replaced
with
identical
components
—
refer
to
the TEAC parts list and ensure exact replacement.
SERVICE DATA
MECHANICAL
Tape Speed Deviation 3,000 Hz +60 Hz
Tape Spaed Drift 50 Hz
Wow and. Flutter
Playback: 0.10% (WRMS)
Record/Playback: 0.25% (RMS}
Pinch Roller Pressure 350 g to 450 g (12.3 oz to 15.9 oz)
Reel Torque
Take-up: 40 to 60 g-cm (0.56 to 0.83 02-inch)
Supply: 2 to 6 g-cm (0.028 to 0.0830z-inch)
F.F.: 80 to 150 g-cm (1.1 to 2.1 02-inch)
REW.: 90 to 150 g-cm (1.2 to 2.1 oz-inch)
Fast Wind Time
110 sec. or less for MTT-501 (C-00)
Auto End-stop Time 6 sec. or less
ELECTRICAL
Frequency Response
Blayliaek {Co (CrO5)) 40 Hz +2, -4 dB
(METAL) 63Hz +2, -2 dB
315 Hz 0 dB (Ref.)
2 kHz +2, -2 dB
4 kHz +4, -2dB
6.3 kHz +4, -2dB
10 kHz +4,-5 dB
Dverall 40 Hz +4,-4 0B
63 Hz +4,-4dB
125 Hz +4, —-2dB
250 Hz +2, -2 dB
400 Hz 0 dB (Ref.)
6.3 kHz +2, -2 dB
8 kHz +3, -2.5 . METAL,
125kHz +3,—4dB J Ce (CrO.)
Signal-to-noise Ratio
Playback NORMAL; 46 dB min.
Record /Playback
METAL, Co (Cr0.); 45 dB min.
NORMAL; 44 dB min.
§/N is improved by 5 dB at 1 kHz and 10 dB above 5 kHz
when Dolby NR* is used.
Erase Efficiency 65 dB min. at 1 kHz (measured with input 10 dB
higher than the specified input level).
Channel Separation 30 dB min. at 1 kHz
Adjacont Track Crosstalk 40dB min. at 125 Hz
Total Harmonic Distortion 2.0% or less with 3 types of tapes
NDTES:
©
Improvements
may
result
in
SPECIFICATIDNS
AND
SERVICE
DATA
changes.
e
Value
of
“dB”
in
the
data
refers
to
OdB
(0.775
V),
except
where
specified.