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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+ b* z) y2 Z" J: D
是不是换了磁头?这金黄色磁头是不是国产的啊,
5 W) A9 g. r( _1 z
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( T9 P! q4 }原文出处:

4 t; F% b2 u* M* m  d1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
5 i( X6 }+ r/ ~  Y3 h3 w1。连接交流电压表CH 1输出连接器。( U0 k  G& q$ m0 t: @+ q
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.! r" q9 v( ~9 H4 E, V# y
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。
" B( T' n8 O- t  ?- F  s' K% s3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
, r8 V3 W- g+ r9 f: @! Z3。在磁带放音机校准参考水平的部分发挥1千赫。* J' p% {  v- Z( S! n
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.9 r7 R4 F  V2 {
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。$ B. J0 D8 W2 Y& R& r7 }
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
5 M% j' X* ~$ U" Q7 q* L5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。  A: y8 O3 W& a( u( v- T
4.3.3.4 Reproduce Equatizatioti Adjustment
2 f5 q* U  @. [' Eequatizatioti 4.3.3.4再现调整2 W/ S, Q+ m3 ]0 J3 E
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.: v9 T; g" F) O- b
注意:本程序调整高频再现均衡。4 v. u  B# \) O( m2 m. K- x; X4 T
The Low Frequency Reproduce Equalization is adjusted during the Record
' O$ Z5 t4 r! f/ ^9 d* Y低频再现均衡是在记录调整
; O- j9 q+ r) t1 D1 `Alignments. Due to the fringing effect which occurs at low frequencies,
# l0 T8 O- k2 c# K对齐。由于边缘效应在低的频率发生,) [0 b0 V* C0 `% S: r
adjusting the Low Frequency Reproduce Equalization using the Reproduce  |: |& V: J: Q5 B/ r7 J! @$ M6 E
调整低频再现均衡使用复制" f+ y6 k6 i1 |9 ~/ X4 J) b
Alignment Tape does not produce accurate results.( d5 `. q2 i  R7 |( j' k
调整带不产生精确的结果。
& J" `1 p1 n5 M2 \5 \1. Thread the machine with the 15 ips Reproducer Calibration tape.
2 d4 B4 b& m5 q+ T# Q9 z1。螺纹15 IPS设备校准磁带机。
. z  y" Q( a9 j" r* d- K: p2. Set the SPEED LO/HI switch to the Hi position., L- ~' v* u3 N6 S' _6 G
2。设置速度的高低切换到高的位置。- _4 C& j7 ?8 K- Y  Q& O+ ~9 V. `
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).
5 Q) W) `0 t4 c. c5 j) k1 m3。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)。
8 E( y. M. N( l% V, C, P3 A9 k4. 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.% h* R* u4 ]- s0 M+ o6 J! I% S
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。4 h0 B6 u1 ^4 |7 ~0 ]
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
9 @! ]  t7 L. D7 D. S" h9 F5。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 C& p* e4 [* y# K2 o" a6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
! e& ^( l0 P, W  c' n' N. o; G9 b6。螺纹7.5 IPS设备校准磁带机。2 ~: E. `; u  a, P/ p
7. Set the SPEED LO/HI switch to the Lo position.6 w" I$ E# j( [, K8 t1 s
7。设置速度的高低位置切换到LO。! Z$ `* E* S4 V2 o, N) {
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.9 c2 a4 y; D! y
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。
- i* w: o- J" ENOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below8 c! d* B( C% {. Z
注:7.5 IPS校准带均衡音在10分贝以下记录
  O( d/ r# ?/ H+ Vreference level.7 Y- x0 J. M$ \: `1 q, b) i
参考水平。/ C) `: n8 n; S$ c
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.: O8 }, l; v! x3 F4 D
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。& ]1 d; h' ~$ r+ k1 V3 E+ x- N
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
- f8 M  {7 ~1 b& q% K# h& G1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.6 G5 p+ X$ c3 ]; }8 w2 q) [
1。连接交流电压表CH 1输出连接器。$ F5 |* ]! {# O( J
2. T ...
$ c8 g' ]# f) y4 y: H  K" y
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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