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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+ |1 d5 c  D* I
是不是换了磁头?这金黄色磁头是不是国产的啊,

7 Z! g8 _7 v1 @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/ a; D# k2 z% W) J1 @6 h% E
原文出处:

7 b/ L2 C$ `. ]" [+ h) f1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
) q; ~; Q( c1 ~) b# \1。连接交流电压表CH 1输出连接器。( A; ]6 S" a; B& e- p6 ]- i7 t
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.# c- p! P# U1 d5 U8 l% q
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。
& G4 c4 V* H. V5 q3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
' ^4 ^3 P) O6 b0 t6 C% `3。在磁带放音机校准参考水平的部分发挥1千赫。
$ x5 }9 x+ \3 W$ `6 C* q4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
) M5 `  O: L3 a. J: l. l8 G# i2 P4。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。! f  k% E# R' D4 W8 E# g+ n  _
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
7 i) C7 P3 T* X% k# s9 e5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
' [' Q$ D6 _: e- V* f+ H! ^4.3.3.4 Reproduce Equatizatioti Adjustment% V- W$ r* W- n6 d1 K- U
equatizatioti 4.3.3.4再现调整& z3 ]# f' e4 k& R& l
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
' g8 R& c! J4 S' \注意:本程序调整高频再现均衡。7 g; B7 |% W: O
The Low Frequency Reproduce Equalization is adjusted during the Record
  ]" @2 y' k" N8 c2 O% I低频再现均衡是在记录调整
+ m1 }) O$ Z- v7 W! a' FAlignments. Due to the fringing effect which occurs at low frequencies,$ j+ j4 I/ S$ S& r
对齐。由于边缘效应在低的频率发生,4 O% c, _7 O' f: E8 {
adjusting the Low Frequency Reproduce Equalization using the Reproduce
% Z8 G9 y7 k* V( M7 v& {调整低频再现均衡使用复制
7 r7 X4 f) j; ]+ N; B5 N0 YAlignment Tape does not produce accurate results." |5 _  `3 Z* g
调整带不产生精确的结果。1 F# ]/ Q: }+ j5 U
1. Thread the machine with the 15 ips Reproducer Calibration tape.
3 z9 ]4 ?% r8 d* h& i; D1。螺纹15 IPS设备校准磁带机。
. S8 g! g/ J8 U7 T9 k8 h& X2. Set the SPEED LO/HI switch to the Hi position.
$ t& M$ w; D4 U( `2。设置速度的高低切换到高的位置。
6 H' X& b% u4 y3. 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)./ n6 f5 p7 W. F' `( `/ E
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)。
! O8 ^5 C( _  C4 J4. 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.1 b0 J4 |. z* Q
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。; ?6 m" m0 n/ ?; U2 H0 ?' w! t3 Q
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
1 Z8 {% x4 o* R' _- k  a5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。6 I( g* k& q* V- R7 h8 E/ L
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.8 y$ F1 C3 h8 s6 c2 N
6。螺纹7.5 IPS设备校准磁带机。
4 b4 S! B( u( W1 `/ G4 r. E6 e7. Set the SPEED LO/HI switch to the Lo position.
/ D& ?5 O: V9 O) |/ g' M; }7。设置速度的高低位置切换到LO。
  K$ B2 Z# |( Q2 L/ a& e+ `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.
3 K2 x8 C. Y' I2 v" z  G8。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。, n' ], h6 A5 Y1 [$ O% s
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below. u' i1 T. s- S) Y9 M* `
注:7.5 IPS校准带均衡音在10分贝以下记录- D7 {. y- g1 ?& B% m4 C# O! N
reference level.
; m0 Q  ~  ^- q8 ?参考水平。! y* Y* `/ V% S; x' A) X
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
6 h8 L8 V" z. |! J9 Y; t& X9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。
; [9 u8 I- j" G0 g2 L
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
% y0 U5 T' s( m9 y1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.: x4 H2 J  |: i' e
1。连接交流电压表CH 1输出连接器。. N; ~9 c0 n6 J1 A
2. T ...

3 G. @7 O. A2 L* O) l  @9 B$ M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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