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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
3 X. E5 P+ R/ u6 [  p, W0 E是不是换了磁头?这金黄色磁头是不是国产的啊,

# |6 L) g) S! p: g. z# f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
; |* n8 |0 n6 n, `原文出处:

# r+ F. J! b0 b, Y9 t, u* z0 `4 t1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.2 A7 T# N% L4 G0 {
1。连接交流电压表CH 1输出连接器。  Q0 E( C# ~  o0 {
2. 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.
" Q/ v. W+ P% E1 c8 _$ t+ R( Y2。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。8 @' h0 V( t4 l
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
1 ^7 R: f' ^" F( u7 q+ D3。在磁带放音机校准参考水平的部分发挥1千赫。
8 S8 N( U. v9 @* S" }0 {4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.0 w) s' A, a. m8 I; w+ c
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。
; q  |  i! I, X$ h7 H2 J. u5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
* s+ B/ D* M5 H& v. R8 S& Z5 Q5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。. a' m9 S% i& E- T4 ?
4.3.3.4 Reproduce Equatizatioti Adjustment
. w$ a2 Z( f0 U/ I" w7 Q- X' bequatizatioti 4.3.3.4再现调整
! W3 v3 J) \; B1 D  pNOTE: This procedure adjusts the High Frequency Reproduce Equalization., @9 j) v' Y% G" P& ?2 c! Q3 T
注意:本程序调整高频再现均衡。5 b4 ?8 f9 K4 Z5 P2 O
The Low Frequency Reproduce Equalization is adjusted during the Record- s4 O  u5 _4 W( Q1 w
低频再现均衡是在记录调整- d2 W' r( {8 D8 J+ ]' V
Alignments. Due to the fringing effect which occurs at low frequencies,* ^1 D- U1 R7 J% W# j
对齐。由于边缘效应在低的频率发生," ]2 L: }+ ^9 c6 [$ z, b# m7 v. Y( N
adjusting the Low Frequency Reproduce Equalization using the Reproduce# K8 ]1 }& R; C6 W1 ?5 ~
调整低频再现均衡使用复制
( t$ S- a( X, u3 `Alignment Tape does not produce accurate results.
3 S9 T% A4 a, H7 Y1 H调整带不产生精确的结果。/ E/ W5 @& r, r2 x6 n
1. Thread the machine with the 15 ips Reproducer Calibration tape.
* z- C1 Y" n4 o7 p1。螺纹15 IPS设备校准磁带机。' ]. t9 k  l# r% a
2. Set the SPEED LO/HI switch to the Hi position.
$ D$ D9 b* G# ]# B( Z. R; s( X3 G2。设置速度的高低切换到高的位置。
+ q5 L  [# R) n+ O) J2 q6 x. `# C3. 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).
) z/ E7 p- e) c# \: M3。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 x" a; |( a' \  t
4. 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.
7 f+ d8 |- H0 T# f4。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。
3 }% F& v- A0 b4 \% ^1 i  |7 Q5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
- I' B5 C0 v8 x/ |# w5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。
+ a2 a' B# s3 U: }: L; T$ p6. Thread the machine with the 7.5 ips Reproducer Calibration tape.- r: ?' s9 F! O6 J8 t# {
6。螺纹7.5 IPS设备校准磁带机。
# ^: `* O  Z4 B8 ~1 |! }7 }* w* s. A5 ~7. Set the SPEED LO/HI switch to the Lo position.
8 J2 H- d2 o# I6 h6 r! Y- @% u' L7。设置速度的高低位置切换到LO。. p# o' [9 T* A, `7 H
8. 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.4 \, m; r! K( t% m, _4 W" r# Z
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。* Z2 }/ z9 w3 Y8 C$ G
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
7 p3 M5 N& P* V+ e% ^注:7.5 IPS校准带均衡音在10分贝以下记录
4 f" R& e, T" `' E1 preference level.: e6 r. R+ p  @: N# p6 u0 K+ ?+ B
参考水平。. P6 j. v6 ~; @8 V
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.# B3 {1 f# ~2 Z9 T
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。1 [5 f. Y+ s( }# A
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15# L* w5 x: P; s' D) r0 n, I3 N" G3 h
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
# @% Q( I# g9 {. i0 v% @0 J$ s1。连接交流电压表CH 1输出连接器。
% |2 L( m( A7 g, L; @/ ~, \2. T ...

$ |6 B5 O+ w1 Q5 P- R& l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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