Panasonic SA-AK78, Service Manual

Page: 1 / 84

■
Amplifier Section
Front speaker power output
Power output
PMPO 3400 W
RMS power output
THD 10%, both channels driven
Total 200 W per channel (6
Ω
)
LOW 100 Hz 120 W per channel (6
Ω
)
MID 1 kHz 40 W per channel (6
Ω
)
HIGH 10 kHz 40 W per channel (6
Ω
)
Power output in
Dolby Pro Logic mode
PMPO Total 4000 W
RMS power output
THD 10%
Total 500 W
Front LOW 100 Hz 120 W per channel (6
Ω
)
Front HIGH 1 kHz 40 W per channel (6
Ω
)
Center 1 kHz 90 W per channel (8
Ω
)
Surround 1 kHz 45 W per channel (8
Ω
)
Input sensitivity
AUX 1, AUX 2 250 mV
MIC 0.7 mV
© 2000 Matsushita Electronics (S) Pte. Ltd. All rights
reserved. Unauthorized copying and distribution is a
violation of law.
SA-AK78
Colour
(S)... Silver Type
Area
(GC)... Asia, Latin America, Africa and Middle Near
East
TAPE SECTION
AR2 MECHANISM SERIES
CD SECTION
RAE0152Z-3 TRAVERSE DECK SERIES
Input impedance
AUX 1, AUX 2 10 k
Ω
MIC 600
Ω
■
FM Tuner Section
Frequency range 87.50-108.00 MHz (50 kHz step)
Sensitivity 1.8µV (IHF)
S/N 26 dB 1.5µV
Antenna terminal(s) 75
Ω
unbalanced
■
AM Tuner Section
Frequency range 522-1629 kHz (9kHz step)
520-1630 kHz (10kHz step)
Sensitivity
S/N 20 dB 500 µV/m
■
Cassette Deck Section
Track system 4 track, 2 channel
Heads
Record/playback Solid permalloy head
Erasure Double gap ferrite head
Motor DC servo motor
Recording system AC bias 100kHz
Erasing system AC erase 100kHz
Tape speed 4.8 cm/s
CD Stereo System
Specification
ORDER NO. MD0005090C3