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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( O8 ^3 T! V. N% |! ^& O$ I, i$ K
是不是换了磁头?这金黄色磁头是不是国产的啊,

% e4 P8 G+ |% u/ S- `3 C5 S# o* D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 11:385 }6 ~' E1 Y: z$ c! d2 [
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.# M1 J1 H8 ?; Z2 O
1。连接交流电压表CH 1输出连接器。
6 l4 v, d) H" @: t8 o2 |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.
0 ?% N- u( Z$ G* o2 `; B2。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。+ a; S# b  ]2 w- J  {% U. y0 ~
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
  c5 T' Z$ g( A- D& g, ]3。在磁带放音机校准参考水平的部分发挥1千赫。
! {% X! I) }. M" `. s5 F$ K0 [4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.2 n/ S- R2 F" ^2 r/ w' g: G
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。
( a* g7 @9 l1 P! X" Y2 s5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
9 a; P4 g/ h7 k3 K# k. W5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
5 ]' B3 l5 J, K3 Q' j5 \& Y4.3.3.4 Reproduce Equatizatioti Adjustment/ P( [7 L7 ~0 A/ r
equatizatioti 4.3.3.4再现调整8 E! W& `- T4 |' e; q
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
$ t% [3 p+ L/ w/ ]# e注意:本程序调整高频再现均衡。
4 f% j1 R8 A  u: ?The Low Frequency Reproduce Equalization is adjusted during the Record$ Z9 R* `% `- ?0 ~" O
低频再现均衡是在记录调整
# e9 V& o5 a! l9 lAlignments. Due to the fringing effect which occurs at low frequencies,
" ^' ]* L  T6 X: b) _/ d0 G7 V* _对齐。由于边缘效应在低的频率发生,
2 H6 s9 h- m- L4 P) D* ?) p/ padjusting the Low Frequency Reproduce Equalization using the Reproduce+ f. \& B) m5 M% H# }& g2 _" i0 o
调整低频再现均衡使用复制& L9 K( n" C+ X3 e
Alignment Tape does not produce accurate results.4 }, a& G( s$ G
调整带不产生精确的结果。6 G% p. h/ ^& I1 w8 v
1. Thread the machine with the 15 ips Reproducer Calibration tape." d4 ^. v  j+ y, T3 S8 d! y, k
1。螺纹15 IPS设备校准磁带机。3 O# f" y/ S* H
2. Set the SPEED LO/HI switch to the Hi position.
3 i' y( l3 M2 D( H2。设置速度的高低切换到高的位置。( N  N0 e* I7 K! w/ \$ s; T
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).: ~3 X# C" _* t3 |
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)。7 R1 x2 {! x6 V% K" s
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.
/ R- x* }3 B9 m: j. 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。/ c% P0 s) A- H
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.- i6 r1 o# Z# R  D& a
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。7 U+ n, `/ p, f: ?
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
0 f* ]" _# |& I* W2 K8 e6。螺纹7.5 IPS设备校准磁带机。
2 _9 D. A/ {2 p# j" p7. Set the SPEED LO/HI switch to the Lo position.
! B' L5 ^0 r: L' e6 _% }7。设置速度的高低位置切换到LO。
) O) J, I1 I: P/ c0 p8. 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.3 V2 h+ g" J( S% A: `+ k
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。% C" d/ p' e/ k1 g. G
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below7 F9 @: r* t1 S  e
注:7.5 IPS校准带均衡音在10分贝以下记录4 b! r  A( P3 e$ K
reference level.
" l4 a; G; _# D# j2 z; `+ @参考水平。
& m0 I- O7 o) U; M+ k5 K, r9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.$ `! {7 e% i+ ^) H) o" k+ U$ ~" Q
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。
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发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15: C* {( n0 W7 W9 V& ]
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.' t$ h+ g) Y3 V* O
1。连接交流电压表CH 1输出连接器。, F7 S' ]$ m, r0 A! {& E
2. T ...

' `6 x1 c+ R6 o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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