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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
- `& X) k7 G( F/ k" F是不是换了磁头?这金黄色磁头是不是国产的啊,
6 T0 g3 `5 u8 d% 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
5 y8 k5 ?7 @- L" X: G+ W. i+ I( X原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.3 v8 j( F" g: B) S7 h* F" B
1。连接交流电压表CH 1输出连接器。! T7 e: q. l2 s( b4 X0 n% M
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.
4 `; T) h. e5 A- v, t9 h  U2。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。0 m  H( n1 y& i& k6 \7 c' \  W3 D
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
% P6 R* {/ X: @$ Z7 Q3。在磁带放音机校准参考水平的部分发挥1千赫。) u$ P1 O* [% I: H8 O7 ]0 c* W
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
. g% H, c7 `& o- b6 }4 x& E4。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。4 R& B* ^) V  A  I
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).( m5 J) U% X2 Y5 S, ^
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。/ B& ^* @/ q6 Z7 i8 C, F' x
4.3.3.4 Reproduce Equatizatioti Adjustment
8 K7 q$ n5 S& yequatizatioti 4.3.3.4再现调整2 x- M7 _1 z& @0 z: p( Z$ j
NOTE: This procedure adjusts the High Frequency Reproduce Equalization., i$ h, T9 f' p1 @4 a3 M2 _
注意:本程序调整高频再现均衡。
( l* L4 P, [; F. d" k6 X5 lThe Low Frequency Reproduce Equalization is adjusted during the Record( }7 G. C5 \# e; w+ @
低频再现均衡是在记录调整
4 q. f0 d, h$ \9 |' j$ LAlignments. Due to the fringing effect which occurs at low frequencies,& Y" m1 _1 q: B" V& ]" A
对齐。由于边缘效应在低的频率发生,
9 k9 s" h2 h# S1 X* n: x" Gadjusting the Low Frequency Reproduce Equalization using the Reproduce: A7 j: o! `" [2 o' ?, M
调整低频再现均衡使用复制6 K) Y& F2 @' k( ?$ m0 \
Alignment Tape does not produce accurate results.
  n- ~: j. D' V& l$ b  a9 t' k调整带不产生精确的结果。
3 I1 N$ E6 N4 e2 ^2 U% [1. Thread the machine with the 15 ips Reproducer Calibration tape.$ O+ u" s/ j9 r3 J  e
1。螺纹15 IPS设备校准磁带机。% `6 |8 d4 V- [4 X: P
2. Set the SPEED LO/HI switch to the Hi position.
& b  K3 ~" Z! X& O2。设置速度的高低切换到高的位置。
( K- d4 r4 s- `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).! {8 j& S: K+ ]$ w
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 [- d* ?- Q1 Q3 g0 I5 Y4. 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.. ^3 i8 z# X+ I9 t# G
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。3 r1 `3 c( g2 ~. }; G. _$ Q0 R( {
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.2 q7 `$ H1 t) W# _( I) h6 C6 i
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。
" ]; f+ h* A1 {; h4 P/ t+ c* c: M6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
% w" ]) D: R6 E5 K2 q5 R6。螺纹7.5 IPS设备校准磁带机。3 Y  d2 |  @; K6 q& Z
7. Set the SPEED LO/HI switch to the Lo position.
5 f! n" F9 d( f" h0 l6 u7。设置速度的高低位置切换到LO。
% c9 o' ^+ E1 |. s8. 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.8 v* W$ Z! Z) ~/ t8 h8 j. 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。) K, G/ [; a+ R2 C& U
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below. V! W4 ^' g* A2 R8 g. j, b; @0 m
注:7.5 IPS校准带均衡音在10分贝以下记录3 w  w) ~3 ^7 l  _8 E. X, I& F9 C9 `* g
reference level.0 O8 z& e4 M9 d4 K6 E+ v
参考水平。# c' |4 o& d* q8 O" c$ S: s
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.; B/ Y3 w+ P: d, H3 f
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。* K( N  C( P; B! R4 s) d
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
$ b3 e) e3 t' t0 Q) ^* q( J1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
4 f4 G2 o& B/ z" C" \+ g+ m9 p1。连接交流电压表CH 1输出连接器。/ U/ ]3 {8 L4 `% ]: f' {8 j$ E
2. T ...

3 x" _, P: k% A1 Q1 z7 y8 \$ 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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