no, sono usate. però con garanzia di un anno. i componenti sono identici, e queste sono le caratteristiche dichiarate dal costruttore,
in grassetto le differenze:
704
Free-mounted Nautilus™ tweeter
Kevlar® brand fibre cone bass/midrange
Paper/Kevlar® cone bass
Flowport
21/2-way vented-box system
1x ø25mm (1 in) alloy dome high-frequency
1x ø165mm (6.5 in) woven Kevlar® cone
bass/midrange
1x ø165mm (6.5 in) Paper/Kevlar® cone bass
frequence range-6dB at 30Hz and 50kHz
40Hz – 25kHz ±3dB on reference axis
Within 2dB of reference response
Horizontal: over 40° arc
Vertical: over 10° arc
90dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 55Hz – 20kHz
<0.5% 60Hz – 20kHz
8Ω (minimum 4.1Ω)
150Hz, 4kHz
50W – 150W into 8Ω on unclipped programme
0.1Ω
Height:957mm (37.7 in)
Width: 222mm (8.7 in)
Depth: 319mm (12.6 in)
21 kg (46 lb)
cdm7nt
704
Free-mounted Nautilus™ tweeter
Kevlar® brand fibre cone bass/midrange
Paper/Kevlar® cone bass
Flowport
21/2-way vented-box system
1x ø25mm (1 in) alloy dome high-frequency
1x ø165mm (6.5 in) woven Kevlar® cone
bass/midrange
1x ø165mm (6.5 in) Paper/Kevlar® cone bass
frequence range-6dB at 30Hz and 30kHz
40Hz – 25kHz ±3dB on reference axis
Within 2dB of reference response
Horizontal: over 40° arc
Vertical: over 10° arc
90dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 55Hz – 20kHz
<0.5% 60Hz – 20kHz
8Ω (minimum 4.1Ω)
150Hz, 4kHz
50W – 150W into 8Ω on unclipped programme
0.1Ω
Height:950mm (37.4 in)
Width: 220mm (8.7 in)
Depth: 290mm (11,4 in)
22 kg (48 lb)
davvero mi sembrano marginali, ma non sono certo un esperto. io ho guardato questi dati, ho sentito i due diffusori, e infine ho guardato anche la realizzazione del mobile, e ho scelto queste. magari qualche posessore b&w capita in questa discussione, ci potrà dare qualche delucidazione.
ggr