DENON1802 和 DENON AVR-882有差嗎?
 

規格:DENON1802
Dolby Pro Logic II, with Cinema and Music Modes
Dolby Digital and DTS decoding
24 bit DSP processor
5 equal power amplifier channels
75 watts per channel into 8 ohms, <.08%THD, 20Hz - 20 kHz
Discrete power amplifier stage
5 Channel Stereo
Personal Memory Plus
Virtual Surround (for use with 2 speakers)
24 bit, 96 kHz DACs
24 bit, 96 kHz digital interface receiver
24 bit, 96 kHz stereo PCM digital playback
Speaker A/B (front) selector
Front Panel A/V inputs and Optical Digital Input with cover
6 Channel External Input (for DVD-Audio) with wideband (100 kHz) frequency response
Addressable digital inputs, 2 optical, 1 coaxial
One Optical digital output for recording
"S" & composite video switching
Banana plug compatible speaker terminals all channels
Pre-amp outputs (L, R, C, Sub)
Preprogrammed remote control features TV, VCR, DVD codes from other manufacturers

規格:AVR-882
Dolby Pro Logic II, with Cinema and Music Modes
Dolby Digital and DTS decoding
24 bit DSP processor
5 equal power amplifier channels
115 watts per channel into 6 ohms, 1kHz 0.7%THD
Discrete power amplifier stage
5 Channel Stereo
Personal Memory Plus
Virtual Surround (for use with 2 speakers)
24 bit, 96 kHz DACs
24 bit, 96 kHz digital interface receiver
24 bit, 96 kHz stereo PCM digital playback
Speaker A/B (front) selector
Front Panel A/V inputs and Optical Digital Input with cover
6 Channel External Input (for DVD-Audio) with wideband (100 kHz) frequency response
Addressable digital inputs, 2 optical, 1 coaxial
One Optical digital output for recording
"S" & composite video switching
Banana plug compatible speaker terminals all channels
Pre-amp outputs (L, R, C, Sub)
Preprogrammed remote control features TV, VCR, DVD codes from other manufacturers

看來看去好像也只有瓦數和歐姆值不同....不知道我接上瓦數需求大的喇叭可不可以, 像ar9會怎樣??
那像Pre-amp outputs 有何用處??