Matsushita Electric PANASONIC RQ-447FHS Service Manual

Service Manual
TAPE RECORDER
PANASONIC
CASSETTE TAPE RECORDER WITH FM/MW/SW RADIO
RQ-237S MECHANISM SERIES
move. RQ-447FHS
SPECIFICATIONS
Power Source:
Power Consumption:
Motor:
Transistors:
IC:
Diodes & Rectifier:
Maximum Output:
Track System:
Recording System:
Erasing System:
Tape Speed:
Fast Forward Time:
Rewind Time:
AC: 90~109, 110~125, 200~219,
220~250 volts: 50/60 Hz
DC: 9 volts (six ''C" type batteries)
Car/boat battery (using optional
car/boat adaptor RP-916)
6W
Mechanical governor motor
2SC921(1), 2SC920(4), 2SB324(1)
M5115P(1)
OA90(5) 18351(1) 20A90(2)
OASOZA(1) 181211(2)
EYV320DIR2J3(1) 10DC1(1)
2 W (RMS)
2 track monaural
AC bias 35 kHz
AC erase
1-7/8 ips.
Approx. 90 seconds with C-60 cassette
Approx. 90 seconds with C-60 cassette
Frequency Response: 50~10,000Hz
Inputs : "MIC" —74dB 3k
"AUX IN" —30dB 100ka
"EXT SP" 82
Speaker: 4-3/4" dynamic speaker
Dimensions:
8-1/8" (H) x 12-1/8" (W) 13-1/47(D)
Weight: 7 Ibs
RADIO SECTION
FJS
Frequency Range:
Output:
FM: 87.5~108 MHz
MW : 525~1,605 kHz
SW: 5.9~18 MHz
FHS
Frequency Range: FM: 87.5~108 MHz
MW: 525~1,605 kHz
SW: 3.9~12 MHz
Sensitivity : FM: 2uV/50 mW
> 70#V/m/50 mw
> LOzV/50 mw
These specifications are subject to change in order to accommodate improvements in design.
ORDER NO. AgD-7203109
MATSUSHITA ELECTRIC TRADING CO.,L, TD. Baa
P. O. Box 288 Central, Osaka, Ja pan