Technics RS-D225W Service Manual

ORDER NO. HAD8604460C8
Cassette Deck
Dolby NR-Equipped
RS
W
Double Cassette Deck
D225
Color
*
DO [Lecter system (K)...Black Type
=
ite)
N
i
a
)
a
All European
areas except
United Kingdom.
United Kingdom.
Holland.
...F.R. Germany.
Belgium.
Asia, Oceania, Latin
America, Middle
Near East and
Africa.
Australia.
RS-D550W MECHANISM SERIES
SPECIFICATIONS
Deck system Stereo cassette deck Wow and flutter 0.08% (WRMS)
Track system 4-track, 2-channel +0.2% (DIN)
Heads Fast forward and rewind time
(TAPE 2) REC/PLAY Solid Permaloy head input sensitivity and impedance
(TAPE 1) Capstan/reel table drive LINE 400 mV/1.5kQ
2 speed electronically controlled DC motor
(TAPE 2) Capstan/reel table drive
2 speed electronically controlled DC motor m@ GENERAL
Recording system AC bias Power consumption 18W
Bias frequency 80kHz Dimensions (W x H x D) 430 x 115 x 227 mm
Tape speed 4.8cmisec. (1-7/8ips) (16-15/16" x 4-1/2" x 9-1/32")
Frequency response (wio Dolby N.R.) Weight 3.4kg (7.5 1b.)
METAL 20Hz~16 kHz
30H2~15kHz (DIN) * Dolby noise reduction manufactured under license from
CrO, 20Hz~15kHz Dolby Laboratories Licensing Corporation.
30Hz~15kHz (DIN) "Dolby" and the double-D symbol are trade marks of Dolby
NORMAL 20Hz~15kHz Laboratories Licensing Corporation.
30H2~15kHz (DIN)
SIN (signal level=max. recording level, CrO. type tape)
Dolby NR in 66dB (CCIR)
NR out 56dB (A weighted peak)