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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
$ G, x  x8 u/ U/ r9 F9 k是不是换了磁头?这金黄色磁头是不是国产的啊,

. i. r& W: h0 m+ i7 Y6 N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
% \* J0 k# `. g0 K$ }5 g原文出处:

$ s, v3 M$ C6 t: d: q  X1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.9 h# U9 V% C& q& `
1。连接交流电压表CH 1输出连接器。+ X+ Z5 V$ ?7 a, U) G0 D; z, E
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.& E  @0 `" y: H  n. O4 K
2。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。
4 \+ a! H* |/ {8 `/ H9 P( ]5 S3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
4 s7 D: @' L# d* ]+ n2 a& k& O3。在磁带放音机校准参考水平的部分发挥1千赫。2 O  T% ?( K' o# F1 f3 z- R
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.6 g9 [* o* D  ?2 @' Y
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。
& f5 ~: H% G/ z( |5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).9 @2 _- Z% j  Q* w
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。" \% ^- R& M! e/ N/ |" W
4.3.3.4 Reproduce Equatizatioti Adjustment, A# t0 t: q$ Y6 n2 n& p( C
equatizatioti 4.3.3.4再现调整' D" p. N' q) I( {( m, k  J# x
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.0 x; ]9 E" b+ R9 r, x5 X
注意:本程序调整高频再现均衡。0 {) \, |" N' R! d" i
The Low Frequency Reproduce Equalization is adjusted during the Record
0 m0 k: \/ g! x4 e/ P低频再现均衡是在记录调整: q. q# N5 {# A% t* n
Alignments. Due to the fringing effect which occurs at low frequencies,
$ T6 O& M0 Q- h3 Q1 i; f0 ^对齐。由于边缘效应在低的频率发生,
, [( X; R# B9 y  B4 z; w" Tadjusting the Low Frequency Reproduce Equalization using the Reproduce
2 B/ q* e- s/ }$ K0 C调整低频再现均衡使用复制
+ r' _; |5 M7 u; F; W- L, ~& c: v* |; BAlignment Tape does not produce accurate results.# N# D1 \/ S$ |; p5 ?) `
调整带不产生精确的结果。
3 g3 a% e( b# W1 R( t6 W) m1. Thread the machine with the 15 ips Reproducer Calibration tape.0 a% E( d0 y7 @; R% Q
1。螺纹15 IPS设备校准磁带机。
6 S* E! n2 t; a2. Set the SPEED LO/HI switch to the Hi position.
: Q% y8 t7 ~% g" B9 O, q3 S2。设置速度的高低切换到高的位置。/ {  D) X& N. _, `5 u/ a+ @$ K
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).
1 V" T3 ?% Q% S, B/ y% V$ a3。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)。$ j0 e- e5 n! b- t' n% e; G+ i8 n* 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.0 J& X3 Y% E9 ]; B2 V  P& 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。
' d9 ^4 M  j1 |1 M5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.7 @* s, Y5 r3 |
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。2 l+ ]" G1 \6 u2 w( [0 h
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.9 F- U& K, |: a' u4 ~
6。螺纹7.5 IPS设备校准磁带机。6 }+ [/ m( B1 T- G2 i/ s
7. Set the SPEED LO/HI switch to the Lo position.
* ~: }9 a8 x8 G0 i! ]7。设置速度的高低位置切换到LO。4 y9 v$ d- X/ J1 H! b
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.
$ r5 L, [# h7 U7 j( J! s8。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。
( I( X$ _3 `7 ?NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below3 |, q7 ]' J+ q
注:7.5 IPS校准带均衡音在10分贝以下记录
8 D! }7 i- J' x7 ~5 {/ Kreference level.
0 ]& S* X' T4 h2 o$ y0 b8 A参考水平。/ o/ q, ]8 Q3 l4 G. P
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.- v7 c8 C, w8 W8 H7 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。0 k4 t# r' G# v4 K' q
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
6 F3 ~% u5 O3 r4 m1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.: g" T- \3 e2 r6 V3 W* G8 a
1。连接交流电压表CH 1输出连接器。* g. `( i7 J9 B: T3 O/ @
2. T ...
5 s8 u- g* F' ?/ P' |/ X
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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