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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) c# M# G1 m9 N7 R
是不是换了磁头?这金黄色磁头是不是国产的啊,

0 {0 V: z+ s2 k0 k9 {5 W  m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+ @' X7 o) [. Q8 w5 |! A
原文出处:

. R- a# s- y- V6 N1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.( p: p  `' O! U$ k( c) @9 W
1。连接交流电压表CH 1输出连接器。% S- D. [1 Y/ j- X# j  X' \
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.
! h7 z5 \( M: x* N2。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。
1 H) R; K7 ]3 R1 w( q( b/ y  H- J3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
9 q2 L% A  s& K& x2 T6 |3。在磁带放音机校准参考水平的部分发挥1千赫。6 Y5 L9 `3 g" V: H% @
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
9 @: \, j6 K$ _4 k4。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。- C( P/ b  f6 X7 m$ g2 Q
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).! g/ {- L+ L9 r1 Q) M
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
0 u# m" i2 _, T, `$ w! [4.3.3.4 Reproduce Equatizatioti Adjustment0 O. G: n( m* }" S6 e
equatizatioti 4.3.3.4再现调整
' ?  l+ i- X5 V2 Z" O* F4 kNOTE: This procedure adjusts the High Frequency Reproduce Equalization.5 {8 G* T7 {) J2 L
注意:本程序调整高频再现均衡。
) e7 p! \7 r* t) x! P; `% lThe Low Frequency Reproduce Equalization is adjusted during the Record. E3 P: M+ a& E4 A, w: V, @
低频再现均衡是在记录调整
, y, |& A3 d. N1 D/ m7 aAlignments. Due to the fringing effect which occurs at low frequencies,
8 e2 F3 ~* ]5 D对齐。由于边缘效应在低的频率发生,
  Q9 {8 L2 z/ |$ U& Fadjusting the Low Frequency Reproduce Equalization using the Reproduce
8 s% a* H4 f9 s6 t调整低频再现均衡使用复制+ p5 C$ ?2 \+ O8 }& o8 ~1 z
Alignment Tape does not produce accurate results.+ a# S1 x1 b# m
调整带不产生精确的结果。( M$ y4 S. P7 X" C. j+ f
1. Thread the machine with the 15 ips Reproducer Calibration tape.5 s$ c7 a- u# O/ o
1。螺纹15 IPS设备校准磁带机。
  Z) e# ]6 Y& T$ L- w2. Set the SPEED LO/HI switch to the Hi position.6 F. O, ?: a6 ~
2。设置速度的高低切换到高的位置。
+ K6 ?2 R' {) Q. o2 k* O* t3. 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).+ e& E6 e2 d3 D* \
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)。4 @* [% y. D* T) @$ `8 N
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.
5 u* l; r4 _! o7 O! C" l4。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。
5 M& W  ~0 k% D2 |( ^5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.- o- ~  H0 I$ y8 x- ^1 I' R1 l
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。% d! t3 {8 @  e9 `" A
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.* V  l3 L. i0 a; N
6。螺纹7.5 IPS设备校准磁带机。
* T' k0 X0 Y* m% W5 ]7. Set the SPEED LO/HI switch to the Lo position.' V" U# \* V, M. L: d: ^
7。设置速度的高低位置切换到LO。
7 x" W$ c: ]. w$ ]4 X5 g8. 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.$ s3 P2 s, E5 C) O6 q$ [8 A
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。
) ~" a0 O: g  a+ jNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
: O- m4 X" o2 {5 |. k2 r& s注:7.5 IPS校准带均衡音在10分贝以下记录5 P8 f! \9 Z5 x' P7 l+ |
reference level.
& a# c9 M0 e$ v8 j$ O6 [( ]$ x参考水平。0 Z# _7 P8 z5 D( P+ |  q+ K
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
$ }" M% v2 v, b" I$ X# O2 V9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。. N% l7 U+ j/ D% E" i; ?4 T. x
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15; h: c# t' O* o. v0 A0 Z: x
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
9 q- W. V  w. x1。连接交流电压表CH 1输出连接器。$ D! W! r5 w, ]. o% w
2. T ...

( C( k! c) q! m3 _3 ?% B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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