CES 2012 in Las Vegas

Loa nay lam bang glass. Neu nhin vao CES 2011 thi bac se thay cap loa lon nhat cua hang nay, dung ribbon cho tweeter, cao khoang 2m, ban $500,000. Cung nhu rat nhieu hang thoi nay, thuong hay ra mot san pham that mac tien de lay tieng voi thien ha, nhung khoang 2-3 nam sau do thi mat dang vi khong ban duoc cai nao.
Loa nay am thanh rat tam thuong vi nhin ky cau tao thi thay tweeter la loai Heil, woof/mid la loai scan speak gi do, sub thi giong loa bass cho xe hoi, cho nen am thanh cha co gi dang ke.

 

Mot dan may co am thanh hang chot o show nua, nhung duoc rat nhieu nguoi chu y den. Do may bac hang nay hang gi?

 

Full Audionote Kondo-giá chắc rùng mình luôn...Thanks bác Unison250th!

 

Bac Chichbong, rat tiec bac bo cong nay may chuc ngan dam ma khong nghe duoc loa ma minh cho la hay cho o CES 2012.
Day la loa Wisdom Audio LS4.
Hang nay co mat o show tu ca chuc nam nam nay voi may dan mac tien nhung khong duoc an tuong lam. Truoc day hang nay that ra tu hang BG (Boehlender Grabener) chuyen la nhung ribbon dái 1m-2m cung kha co tieng, nhung am thanh chua duoc hoan hao. Nam ngoai o CES minh co nghe cap loa nay, am thanh minh nghi co tuong lai , nhung chua hoan hao, co le loa lon ma phong hoi nho. Nam nay thi co ve dat duoc ket qua rat tot. Duoc dip nghe qua nhung ban nhac quen thuoc nhu Allan Taylor, Hotel california... minh tin chac day la Best sound at the CES2012.

Loa nay goi la LS4 vi co 4 mieng magnetic planar chay tu 85Hz tro len, ve bass thi co mot cap subwoofer to tuong. Loa nay duoc bi-amp (yeu to quang trong cho am thanh loa nay) bang mot crossover dac biet. Vai diem ve am thanh loa nay:
- Dynamic: Nghe loa nay tuong tuong nhu mot loai loa khong co gioi hang ve dynamic, am thanh luc lon (that lon) ma tieng cha bi be. Nghe demo mot ban live drum lon nhu live thi tieng bass that xau va chac, day la uu diem lon nhat cua loa nay.
- Coherence: Loa vi la 2 way, tu 100Hz tro len khong co crossover, nen loa nghe rat deu dang, am thanh khong thay doi theo tang so.
- Imaging: Loa nay image rat kha, tieng that focus, khong gian that tot.
- Am thanh trong va tinh khiet, va rat em tai, loa nay co the nghe hoai khong chan.

Theo minh day la loa hay nhat show, voi gia $80,000 cho hai loa chinh va $10,000 cho sub, loa nay la mot trong rat it loa co the dung cho am thanh high end va cung mot luc cho home theater. Hehe, neu dung cho 5.1 thi ton cung mot so tien kha lon.

PS:
Chua het, la nay con mot dac diem rat quan trong, do la do nhay 100db/watt, nghia la co the dung may loai SE triode co 10-30W la du ( 845??), them nua loa nay co impedance rat flat (tua nhu magnepan) cho nen se rat hap voi ampli tube. Lam sao co the nghe loa nay voi ampli 845..... ac, ac , uong qua, uong qua!!!!!