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楼主: 红灯记
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为什么要这样调整小谷MX55开盘机的放音特性

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 楼主| 发表于 2015-2-3 09:27:18 | 显示全部楼层
奇异 发表于 2015-2-2 15:22
* y, e8 @0 u4 E( Z" D+ j6 G5 [# N* _是不是换了磁头?这金黄色磁头是不是国产的啊,
) [, ^5 `$ t8 |  s2 N0 T/ V' L
金色是原装的,换上去的是国产组装产品
发表于 2015-2-3 11:15:55 | 显示全部楼层
红灯记 发表于 2015-2-1 11:38
: L0 ~% Z6 C0 y原文出处:

0 ?. o5 }7 x: K1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
2 X. ]3 S. c% ~1。连接交流电压表CH 1输出连接器。
; Q, ?( @& h& E, k; A2. Thread the machine with the Reproducer Calibration Tape, press the OUTPUT SRL switches for both CH1 and CH2 and set both READY/SAFE switches to the Safe position. Set both INPUT/SEL’REP/REPRO switches to the Bepro position.
; m& o# d1 F8 p& l& k, C* \' T2。螺纹与扬声器校准磁带机,按两CH1和CH2的输出该开关和设置准备/安全开关到安全位置。设置输入sel'rep /摄制切换到百诺位置。3 _$ `4 q/ |' c( Z9 G' R
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
, I0 t& g0 o8 p' S( u; D# b3。在磁带放音机校准参考水平的部分发挥1千赫。
4 l9 _* ~& J8 T4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
- F" D; L" ?, T; @4。调整CH1摄制水平微调(vr15)在音频放大器电路板组装,交流电压表指示+ 4 dBu。* S0 R: L& |9 _9 O& t
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
5 P* E2 V" X6 M5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。2 \; _3 Q) u) G, T6 U
4.3.3.4 Reproduce Equatizatioti Adjustment% ]1 J$ {: K7 q) b' s
equatizatioti 4.3.3.4再现调整
$ `3 R' r& q8 F- V8 M+ zNOTE: This procedure adjusts the High Frequency Reproduce Equalization., Q$ T5 {' t+ H4 K
注意:本程序调整高频再现均衡。, O/ s% d( i) q" C1 K9 u- w. n
The Low Frequency Reproduce Equalization is adjusted during the Record
3 y+ U% p4 i2 A7 ^低频再现均衡是在记录调整
( f6 b2 s9 M; iAlignments. Due to the fringing effect which occurs at low frequencies,
% {4 @) J1 i' W对齐。由于边缘效应在低的频率发生,
2 h, J  w% h. d' r9 q5 vadjusting the Low Frequency Reproduce Equalization using the Reproduce' p1 a) V7 U" @& m) b9 t" l8 A
调整低频再现均衡使用复制$ G4 R& ^, c  G$ B, z' ^) Z
Alignment Tape does not produce accurate results.
7 t' T! c' K- d* p( J7 \% a调整带不产生精确的结果。6 ]6 O! U5 Q1 t5 S
1. Thread the machine with the 15 ips Reproducer Calibration tape.
5 [. S: c/ ]6 }- A/ r1。螺纹15 IPS设备校准磁带机。" }9 i; \, p* }0 s; O" e: H
2. Set the SPEED LO/HI switch to the Hi position.# ^2 V1 V! N9 ~# F  o
2。设置速度的高低切换到高的位置。' _3 c  ]) `/ I- w9 {
3. Set both READY/SAFE switches to the Safe position. Set both INPUT/SEL.REP/REPRO switches to the Repro position, and press both OUTPUT SRL buttons (SRL On).
  Y  Q; v# K2 ?3。设置好/安全开关到安全位置。设置输入sel.rep/repro切换到复制的位置,并按输出SRL按钮(SRL对)。
5 b$ F% L: J& t4 o- @# B& Y3 _! V  p4. Play the 10 kHz portion of the Reproducer Calibraion tape and adjust the CH 1 REP EQ HF H (VR17) trimmer until the AC voltmeter indicates +4 dBu.9 X! H% Y6 ~1 w
4。玩的放音机标定带10千赫的部分和调整CH 1代表情商HF H(vr17)微调直到交流电压表指示+ 4 dBu。
) L, ~6 l6 z! T: M8 Z. ^5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.+ y- I  ]+ f# k6 \( h- }
5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。8 O: \* F; c$ K; P
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
8 \2 @6 J  b. H. K" \6。螺纹7.5 IPS设备校准磁带机。
% g' L5 i; J" }  @3 D7. Set the SPEED LO/HI switch to the Lo position.
5 ~8 R. U6 q( C, B. g7。设置速度的高低位置切换到LO。
# I7 X  p( T8 G0 i! u- C8. Play the 10 kHz portion of the Reproducer Calibration tape and adjust the CH 1 REP EQ HF L (VR19) trimmer until the AC voltmeter indicates -6 dBu.
: P: C5 r1 |/ V7 S: ?8。玩的放音校准带10千赫的部分和调整CH 1代表情商HF L(vr19)微调直到交流电压表指示6 dBu。
* l- n* W0 u+ WNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
" u' X' N* v7 {* Q' _. ^$ x% e注:7.5 IPS校准带均衡音在10分贝以下记录+ y: v, u1 [: X$ A2 _. h6 x
reference level.1 O3 X0 f6 w1 i+ R
参考水平。4 J$ K. J( \& W; \! ~. X2 i0 @7 ]
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.) ^5 H9 {. }7 N" O* K: w2 T1 P
9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。
2 G- z- [9 B7 O
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
+ B9 O; y) c$ Q/ `1. Connect the AC Voltmeter to the CH 1 OUTPUT connector., O7 s- `. |3 h9 j  u$ ]
1。连接交流电压表CH 1输出连接器。+ }$ H. H+ C! S& W* m% v9 H  Q8 v5 X
2. T ...

  T0 J7 d4 i1 R: y3 X5 Q/ ?刚到手一台 MX-55D ,真想调整一下, 看起来很专业,也很复杂。
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