Panasonic RS-B665 Service Manual

ORDER NO. AD8907232C2
Dolby NR-Equipped
Stereo Cassette Deck
DU [botey 6-c NA Hx PRO}
* HX Pro headroom extension originated by Bang
Olufsen and manufactured under license from Dolby
Laboratories Licensing Corporation.
"DOLBY", the double-D symbol, and ''HX PRO" are
trademarks of Dolby Laboratories Licensing
Corporation.
MECHANISM SERIES: AR350
Mi SPECIFICATIONS
@ CASSETTE DECK SECTION
Deck system Stereo cassette deck
Track system 4-track, 2-channel
Heads
Rec/play Permalloy head
Erasing Double-gap ferrite head
Motors
Capstan Quartz direct drive DC motor
Reel table drive DC motor
Recording system AC bias
Bias frequency 80 KHz
Erasing system AC erase
Tape speed 4.8 cm/sec. (1% ips)
Frequency response
NORMAL 20 Hz~18 kHz
20 Hz~ 16 kHz (DIN)
CrOz 20 Hz~18 kHz
20 Hz~ 17 kHz (DIN)
METAL 20 Hz~19 kHz
20 Hz~ 18 kHz (DIN)
S/N (signal level=max recording level, CrOs type tape)
Dolby C NR on 74 dB (CCIR)
Dolby BNRon 66 dB (CCIR)
Dolby NR off 56 dB (A weighted)
Technics
Cassette Deck
RS-B655
Color
| (K)... Black Type
Area
| Country | a | ae
Géde. '| Area | Color
| (E, E5) ~ [Continental Europe. fa
(8) A Great Britain. | (K)
(EG) y eR Germany and Italy |
Wow and flutter 0.05" (WRMS,
£0.15% (DINi
Fast forward and rewind times
Approx. 90 seconds with C-60 cassette tape
Input sensitivity and impedance
MIC 0.25 mV'4000~10 kM
LINE 60 mV.47 KO
Output voltage and impedance
LINE 400 mV:8002)
HEADPHONES 125 mV/8Q.
(8Q~-600Q)
W@ GENERAL
Power consumption 21W
Power supply
For Great Britain AC 240V, 50/60 Hz
For others AC 220V, 50/60 Hz
Dimensions (W x H x D) 430 x 135 x 290mm
(1615/46" X 51/9" & 1473/50)
Weight 4.9kg (10.81b.)
Note:
Specifications are subject to change without notice.
Weight and dimensions are approximate.
Matsushita Electric Industrial Co., Ltd.
Central P.O. Box 288, Osaka 530-91, Japan