Panasonic SA-PM28E, Service Manual

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Amplifier Section
RMS Power output
10% Total harmonic distortion
1 kHz, both channels driven
(Low channel)
35 W per channel (6 )
8 kHz, both channels driven
(High channel)
35 W per channel (6 )
Total Bi-Amp power 70 W per channel
Input sensitivity
AUX 250 mV
Input impedance
AUX 11.8 k
FM Tuner Section
Frequency range 87.50 - 108.00 MHz
(50 kHz steps)
Sensitivity
1.8 V (IHF)
S/N 26 dB
1.5 V
Antenna terminal(s) 75 (unbalanced)
AM Tuner Section
Frequency range 522 - 1629 kHz (9 kHz steps)
520 - 1630 kHz (10 kHz steps)
Sensitivity
S/N 20 dB (at 999 kHz)
560 V/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 100 kHz
Erasing system AC erase 100 kHz
Tape speed 4.8 cm/s
Overall frequency response (+3 to -6 dB at Deck Out)
Normal (Type I) 35 Hz - 14 kHz
S/N 50 dB (A weighted)
Wow and flutter 0.18% (WRMS)
Fast forward and rewind times Approx. 120 seconds with C-
60 cassette tape
CD Section
Disc played
CD/MP3/WMA 8cm/12cm, CD-R/RW
Sampling frequency 44.1 kHz
Decoding 16 bit linear
Pickup
Beam source/ Wavelength Semiconductor laser / 780
nm
2