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發燒活動 : DAC1955 終極版, 普通版試聽會

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admin 發表於 2009-12-15 12:10:24 | 顯示全部樓層 |閱讀模式
KK 終於完成了DAC1955 終極版的組裝和Burn-in, 今個星期六下午6時可到來試聽

普通版: Dale resistor, NE5534 x 6, SRC on/off by module, Trodorial transformer x 1, 100KHz bandwidth LPF design for extened response on 192KHz module.

終極版: Full RMG resistor for analog stage, Analog power supply
0.5% TL431 shunt regulator
Full Rubycon black gate capacitor in analog stage and Digital stage
Full Jensen capacitor in Analog power supply.
ZERO offset (by matching RMG resistor) for output stage instead of using "BAD quality Multi turn resistor"
Fix RMG resistor for +/-15V power supply stage. (no multi-turn VR)
Full Sanyo OS-CON capacitor in Digital stage
Full Dale resistor (matched) for digital power supply.
TI OPAX27 for I/V conversion
NS LMHXXXX for LPF stage
Selected components for PLL stage in DIR9001.
ST-DV709 Digital input pulse transformer
Ultra precision (matched) silver mica capacitor for LPF stage.
Full WIMA (Black) 0.1uF decoupling capacitor for power supply
Ultra Low noise voltage reference 20uV for AD1955 2.8V
Seperate Analog and Digital R-CORE transformer.
Improved power supply for MCU power stage.
Extreme stable COG capacitor for MCU crystal stage.
SRC on/off by module
USB IN
S/PDIF Coaxial (un-balance / Balance in)
S/PDIF Optical In
IIS in (CD-PRO2 IIS direct in)


日期: 2009年12月19日(星期六)
時間: 下午6:00
地點: 荃灣沙咀道29-35號科技中心9樓910室

有興趣請在下面留名, 只限12人...



kk_ho 發表於 2009-12-15 13:29:57 | 顯示全部樓層

Re: 發燒活動 : DAC1955 終極版, 普通版試聽會

好多DIY入門朋友都有個疑問,用哂靚料會是怎樣的?
不用你付錢來做白老鼠,自已聽聽吧
Leo_Ho 發表於 2009-12-15 15:54:14 | 顯示全部樓層
好正呀,但黎唔到
kk_ho 發表於 2009-12-15 16:38:55 | 顯示全部樓層
Leo,

We will have one more show at 21-Dec.

Please check our announce later......
Leo_Ho 發表於 2009-12-15 17:23:35 | 顯示全部樓層
中左毒
kk_ho 發表於 2009-12-15 22:46:33 | 顯示全部樓層
19-DEC:
普通版 VS 終極版


30-DEC:
終極版 VS WADIA VS MSB
jc999 發表於 2009-12-15 23:22:38 | 顯示全部樓層

DAC1955 終極版的組裝

hi kk
請你預留位置給我。
rctaktak 發表於 2009-12-17 23:29:59 | 顯示全部樓層

DAC1955 終極版, 普通版試聽會

kk
請你預留2位給我。
RONFFY 發表於 2009-12-18 02:06:41 | 顯示全部樓層
hi kk
請你預留位置給我。
martin88 發表於 2009-12-20 02:01:51 | 顯示全部樓層
KK SIR你好,今天你試範的DAC和CD PRO2真是天作之合,聲音很細致和很柔和感覺一點也不煩悶,可惜今天小弟早走了一點,聽不到KK SIR 的講解,真是小弟的損失,等KK SIR開班教二合一時,我會來報名,等你.......THX

Regards
martin
ricky_lui 發表於 2009-12-21 09:49:35 | 顯示全部樓層
一直都冇聲氣,一出聱就噤急。幾時再有試聽會?
kk_ho 發表於 2009-12-21 10:08:57 | 顯示全部樓層
2-Jan-2010 2:00-4:00pm

Machine for comparision:
AD1955 Ultimate version x 1
TDA1541 X 1
Cirrus Logic CS43122 X 1
Lite PCM1702 x 1
Marantz AV Amp AV9000 DAC decoder only X 1
9n 發表於 2009-12-21 12:51:34 | 顯示全部樓層
HI KK,
so there is no show on 19 DEC ?? right ??
2 Jan (Sat) 唔外遊重要再 show, 支持, 支持 !!
自己担櫈仔來, OK !!
Thanks
yliwid 發表於 2009-12-21 17:39:41 | 顯示全部樓層
It's a pity that I missed the show of Dec 19.    I'll be away from HK Dec 23 to Jan 6. Hope that there can be another show from mid-Jan.
ricky_lui 發表於 2009-12-23 10:22:18 | 顯示全部樓層
太好了, 必到...必到...
altec9862 發表於 2009-12-25 08:42:35 | 顯示全部樓層

30-DEC: 終極版 VS WADIA VS MSB

請問還有沒有二個位?
leungec 發表於 2009-12-28 00:19:54 | 顯示全部樓層
Please reserve a seat for me on the 30th Dec

Eric
aw135246 發表於 2009-12-28 09:16:41 | 顯示全部樓層
Dear Ken Sir,

Pls help confirm the meeting date, Dec 30 or Jan 02...many thanks.

Pls help reserve 1 seat for me either !!

Thanks,
Alex.
aw135246 發表於 2009-12-28 09:17:46 | 顯示全部樓層
Dear Ken sir,

Also what in Dec 30 ?

Thanks,
Alex.
RONFFY 發表於 2009-12-30 22:29:26 | 顯示全部樓層
今晚7pm(30/12/2009),同兩個朋友(有意思買機N3)去咗hififever門口,等了半個鐘都無人..........有無攪錯,初初話30/12,突然又改8-1-2009,又無通知,又無講幾多點,又無email
KK ho, admin你哋究竟想唔想攪course?唔係一次啦!有留言最小都响個綱度講一講開唔開吖!
剛才我比兩個朋友〝小〞咗成餐晚飯咁耐嘅時間
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
ricky_lui 發表於 2010-1-3 12:26:01 | 顯示全部樓層
[quote:9264d5e851="kk_ho"]2-Jan-2010 2:00-4:00pm

Machine for comparision:
AD1955 Ultimate version x 1
TDA1541 X 1
Cirrus Logic CS43122 X 1
Lite PCM1702 x 1
Marantz AV Amp AV9000 DAC decoder only X 1[/quote]

又上當了, 帶了朋友等了半小時, 冇人!!!
好彩之後有局, 否則比人輪小
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