n AMPLIFIER SECTIONRMS output powerTHD 10%,1 kHz(Low channel-both channels driven)90 W per channel (3 Ω)10 kHz(High channel-both channels driven)90 W per channel (3 Ω)60 Hz(Subwoofer channel) 180 W (8 Ω)Total output power 540 Wn FM/AM TUNER, TERMINALS SECTIONPreset station FM 15 stationsAM 15 stationsFrequency Modulation (FM)Frequency range87.50 to 108.00 MHz (50 kHz steps)Sensitivity 4.0 μV (IHF)S/N 26dB 2.2 μVAntenna terminal(s) 75 Ω (unbalanced)Amplitude Modulation (AM)Frequency range 522 to 1629 kHz (9 kHz step)SensitivityS/N 20dB (at 999 kHz) 560 μV/m© 2006 Matsushita Electric Industrial Co. Ltd.. Allrights reserved. Unauthorized copying anddistribution is a violation of law.SA-AK640ESA-AK640EBSA-AK640EGColour(S)... Silver TypeMusic Port input jackTerminal Stereo, 3.5 mm jackSensitivity 100 mV, 4.7 kΩPhone jackTerminal Stereo, 3.5 mm jackn CASSETTE DECK SECTIONTrack system 4 track, 2 channelHeadsRecord/playback Solid permalloy headErasure Double gap ferrite headMotor DC servo motorRecording system AC bias 100 kHzErasing system AC erase 100 kHzTape speed 4.8 cm/sOverall frequency response (+3, -6 dB) at DECK OUTNORMAL 35 Hz to 14 kHzS/N ratio 50 dB (A weighted)Wow and flutter 0.18 % (WRMS)Fast forward and rewind time Approx. 120 seconds withC-60 cassette tapen DISC SECTIONDisc played [8 cm or 12 cm](1) CD-Audio (CD-DA)(2) CD-R/RW (CD-DA, MP3, WMA formatted disc)(3) MP3/WMACD Stereo SystemNotes: This model’s CD mechanism changer unit is CRS1. Please refer to the original Service Manual(Order No. MD0509368C0) for this mechanism.SpecificationsORDER NO. MD0601012C2