Technics RS-M7 Service Manual

Front-Loading Vartical Hold Stereo Cassette Deck
with Full Auto-Stop Mechanism and Dolby NR
DO [acevsverew]
RS-631 MECHANISM SERIES
Specifications
Power requirement:
Power consumption:
Motor:
Track system:
Tape speed:
Wow and flutter:
Frequency response:
Signal-to-noise ratio:
For All European areas except United Kingdom
AC; 110/220 V, 50/60 Hz
For Asia, Latin America, Middle East and Africa
areas
AC; 110/125/240V, 50/60 Hz
For Australia
AC; 240V, 50/60 Hz
10W
Electronic control DC motor
A-track 2-channel stereo recording and playback
4 8cm/s
0.08% (WRMS), +0.20% (DIN)
CrO2/Fe-Cr tape; 30 ~ 15,000 Hz
30 ~ 14,000 Hz (DIN)
30 ~ 14,000 Hz
30 ~ 13,000 Hz (DIN)
Dolby NR in: 66 dB (above 5kHz)
Dolby NR out; 56dB (signal level =max. record-
ing level, Fe-Cr/CrO2 type tape)
Normal tape;
ervice Manual
Fast forward and
rewind time:
Input :
Output:
Rec/pb connection:
Bias frequency :
Head :
Dimensions :
Weight :
Specifications are subject to change without notice.
* 'Dolby' and the double-D symbol are trademarks of Dolby Laboratories.
'Technics
ORDER NO. ARD-7903018C
Cassette Deck
RS-M7
( Silver iat
Black Type
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ry
This is the Service Manual for the
following areas.
[D] ..---.--- For All European areas
except United Kingdom.
[N] «+--+ +. For Asia, Latin America,
Middle East and Africa
areas.
teteenens For Australia.
= =
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Approx. 86 seconds with C-60 cassette tape
MIC; sensitivity 0.25 mV, input impedance 33 K2
applicable microphone impedance 4002 ~
10 KQ
LINE; sensitivity 60 mV, input impedance 47 KQ
LINE; output level 420 mV, output impedance
1KQ or less, load impedance 22 KQ over
HEADPHONE ; output level 65 mV, load
impedance 82
5P DIN type;
input sensitivity 0.25 mV, impedance 8.2 KQ
output level 420 mV, impedance 4.7 KQ2
80 kHz
2-head system;
l-super permalloy head for record/playback
1-double-gap ferrite head for erasure
41.0cm(W) x 14.2cm(H) x 25.4cm(D)
4 5kg
Matsushita Electric Trading Co., Ltd.
P.O. Box 288, Central Osaka Japan