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本帖最后由 yjwu 于 2013-11-21 18:12 编辑
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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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According 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.3 f/ j @" y$ P5 T9 C! C' O
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AMPEX 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" o! x7 v! h- k
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http://www.historyofrecording.com/AMPEX_MR-70.htmlhttp://vintagewindings.com/Restorations/Ampex%20MR-70%202.html% k$ K0 x5 m& ] i0 I
http://www.tonbandmuseum.info/nach-den-ampex-3xx.html( s7 _: b0 B3 Q) |% G
- {, w# Y- ?- n# s! w; U5 Z6 N, `9 RRein 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): 274-279
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MDI Precision Motor Works還把MR-70的Nuvistor管移植到AMPEX 102, 變成AMR-170
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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' m. i* L2 ]2 ?& \: z5 s
http://www.sonicraft.com/Analog_To_Digital_Transfer_Gear-MR70.html
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對超過$12,000 美元的盤機不表認同者亦有之(這個觀點我非常認同,最好的錄音都是用簡單的器材完成的,而且都是一次錄完,直到滿意為止.沒有事後修補這回事!不夠水準的藝術家配合能力不足的錄音工程師,再完美的設備也是罔然.沒有必要將整個錄音塞得滿滿的,音符間的留白反而有更高的透析度!)
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Youtube上的AMPEX MR-70重建計畫+ U/ Y; v, H- j* v, R/ M9 A% ~. E
http://www.youtube.com/watch?v=lIDHs3kmGj4
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@3 N4 z* g# \ MAmpex MR-70 restoration I (2013/11/13)
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8 g5 {' d9 J! b3 x' {Ampex MR-70 restoration II (2013/11/13)
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3 L4 B, A! `6 B8 ^- oAmpex MR-70 restoration III (2013/11/13)$ Q: H; R: j# g; B
http://www.youtube.com/watch?v=XvMAK2GZXP8
7 F" C, V- K$ }: w3 b. {5 B& bAmpex MR-70 頻響測試 (2013/11/14)6 ~; t9 o$ V; P0 a+ u% k4 g
http://www.youtube.com/watch?v=XvMAK2GZXP8/ y. i! h9 |- N, {0 T+ s" C2 |
1 b, r4 h5 `6 N6 n" v" z1 lNuvistor管的相關資料, AKG C12A話筒也用這一味!6 ^% ]3 d7 q2 Z
http://en.wikipedia.org/wiki/Nuvistor- w5 L& D, ?! r3 I
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