Technics RS-646DS-D User Manual

“ORDER NO. ARD-7706063C
Service Manual
Cassette Deck
RS-646DS-D
Portable High-Fidelity Stereo Cassette Deck with
Separate Bias/Equalizer and Mic Attenuator
RS-640U MECHANISM SERIES
Specifications (Catalog specifications for sales)
Power
requirement:
AC;
110/220V,
50/60
Hz
Input:
MIC;
sensitivity
0.25
mV/applicable
microphone
Power
consumption;
10
W
impedance
400Q~
10K
DC;
12V,
eight
R-20
size
dry
cell
batteries
INE;
sensitivity
60
mV/input
impedance
47
KQ
Motor:
1-DC
electronical
speed
control
motor
DIN;
sensitivity
16
mV/input
impedance
2.7
KQ
Track
system:
4-track
2-channel
stereo
recording
and
playback
Output:
LINE;
output
level
420
mV/load
impedance
50
K2
Tape
speed:
4.8cm/s
over
Battery
life:
Approx.
32
hours
with
alkaline
batteries
DIN;
output
level
420
mV/output
impedance
1
KQ
Wow
and
flutter:
0.1%
(WRMS),
£0.2%
(DIN)
HEADPHONE
;
output
level
65
mV/load
Frequency
response:
CrOz
tape;
50~14,000Hz
+3dB
impedance
82
45
~
14,000
Hz
(DIN)
Monitor
speaker;
output
power 0.8
W
(monaural)
Normal
tape;
50~14,000Hz
+3dB
Head:
2-head
system
45
~14,000Hz
(DIN)
1-super
permalloy
head
for
record/playback
Signal-to-noise
ratio:
Dalby
NR
in;
66dB
(above
5kHz)
1-doub!
gap
ferrite
head
for
erasure
Dolby
NR
out;
56
dB
Dimentions:
36.3cm(W)
X
10.6
cm(H)
X
28.0
cm(D)
(signal
level
max.
recording
level)
Weight:
5.0kg
(without
batteries)
Fast forward and
rewind time: Approx. 130 seconds with C-60 cassette tape
Specifications are subject to chang without notice.
gees 7 Matsushita Electric Trading Co., Ltd.
Technics
P.O.
Box
288,
Central
Osaka
Japan

Technics RS-646DS-D Specifications

General

Brand	Technics
Model	RS-646DS-D
Category	Cassette Player
Language	English