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本帖最后由 yjwu 于 2013-11-21 18:12 编辑 ! [+ f% D/ i1 U- K
2 `$ r9 K" t. `Nuvistor管製造的開盤機 - AMPEX MR-70; 讓Willi Studer想超越而只能追平的機器
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. n) s# e4 W7 Y/ D$ ?) kAccording to Bill Vermillion, a Studer engineer once told him that Willi Studer's goal in life was to make a tape recorder better than the MR-70. He tried for two decades; then came to the conclusion that he could equal it but not surpass it.
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1 @2 B* t# m) OAMPEX 於1966年製造; 傳說中沒有超過100台,每台都是定製的. 有半寸3軌的特殊規格2 x0 } l* [' ]5 U) t
% @ r7 I: Q. O, H* `) X4 Nhttp://www.historyofrecording.com/AMPEX_MR-70.htmlhttp://vintagewindings.com/Restorations/Ampex%20MR-70%202.html
. r( R0 k' g. }9 h Fhttp://www.tonbandmuseum.info/nach-den-ampex-3xx.html8 M+ n3 b& L( D) |
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Rein Narma and Mort Fujii, "Performance and Reliability Requirements for a Master Tape Recorder," Journal of the Audio Engineering Society, v. 12, no. 4 (Oct. 1964): 274-2798 g& _* C \& K
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MDI Precision Motor Works還把MR-70的Nuvistor管移植到AMPEX 102, 變成AMR-1701 z3 B7 ~- L4 Z( `; w0 m# i
http://www.precisionmotorworks.com/Showcase.html5 p2 o# j, Z4 Z' E7 V; _
{6 N* a8 W2 I3 D4 T8 {1 E5 t一家專門幫客戶轉模擬開盤帶的公司Sonicraft也整了3軌及4軌的AMPEX MR-70% B6 Q X1 z+ e7 N( p( M
http://www.sonicraft.com/Analog_To_Digital_Transfer_Gear-MR70.html' p- D. n/ {4 q5 _
0 d, o' l& M, k4 f* _! w- `. O對超過$12,000 美元的盤機不表認同者亦有之(這個觀點我非常認同,最好的錄音都是用簡單的器材完成的,而且都是一次錄完,直到滿意為止.沒有事後修補這回事!不夠水準的藝術家配合能力不足的錄音工程師,再完美的設備也是罔然.沒有必要將整個錄音塞得滿滿的,音符間的留白反而有更高的透析度!)
9 [5 R0 B8 h" \http://www.analogrules.com/hummm.html( k* b) `' n9 y1 _' Q3 D
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Youtube上的AMPEX MR-70重建計畫
, P- r9 }; L$ K7 hhttp://www.youtube.com/watch?v=lIDHs3kmGj4
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Ampex MR-70 restoration I (2013/11/13)
6 m" F& ]/ C1 g6 whttp://www.youtube.com/watch?v=7RM3M1_p-_w
- N0 M" Y4 A5 F9 a$ {Ampex MR-70 restoration II (2013/11/13)
1 y& ]- m* ]) Z3 E% b) dhttp://www.youtube.com/watch?v=N2KNKq7Q1r8
6 d# p# n2 |. M* }3 E4 wAmpex MR-70 restoration III (2013/11/13)" H- g. L6 R. p& U" [ m
http://www.youtube.com/watch?v=XvMAK2GZXP87 |9 n" r7 K1 R |/ ]2 z' q& B
Ampex MR-70 頻響測試 (2013/11/14)& `7 N+ U& u# H# h- s% i6 G6 Q+ {
http://www.youtube.com/watch?v=XvMAK2GZXP8" {/ w: Y6 U/ _% i
7 p# Z8 |# L) A6 ~1 k- a& zNuvistor管的相關資料, AKG C12A話筒也用這一味!
' Z6 T. J1 Z) P! o3 u0 ?/ nhttp://en.wikipedia.org/wiki/Nuvistor0 O1 [7 F$ B+ ~
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