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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 15:224 N2 w, ?& }8 ], m9 v. K
是不是换了磁头?这金黄色磁头是不是国产的啊,

# d; `1 a- K. [. E' T$ t4 y1 l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
0 ?9 {+ _7 w. O- o原文出处:

2 w1 B6 k# i! f3 K3 _0 `+ h1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
- O" F4 a& j0 k1。连接交流电压表CH 1输出连接器。& J( g& @+ `% l' [
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.- K2 i) ~7 A1 h9 @& F
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。
* v" R3 e: G+ m. p; |9 ~3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
# u% z4 b) N7 `/ Y3 x# H3。在磁带放音机校准参考水平的部分发挥1千赫。( }, x) T! O# ?4 D. p
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.3 z" C) a) I+ Q, Q0 I
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。' c& p1 V% M1 s; ?% C/ p
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).5 ~& V: d& D3 u( \; ^( c9 Z
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。% }+ ]: T6 }  y6 m6 G7 ~/ V" b
4.3.3.4 Reproduce Equatizatioti Adjustment! {- k( W/ W7 z6 |0 D
equatizatioti 4.3.3.4再现调整9 ?$ q5 x# r, b+ Y! @! `, J
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.6 a. [" }3 ]% l- |6 M( v6 \
注意:本程序调整高频再现均衡。
+ u. E) r7 K' ^" K9 G/ b% G8 QThe Low Frequency Reproduce Equalization is adjusted during the Record/ V6 M% c; _# m* j
低频再现均衡是在记录调整3 s, W/ S% }% k8 ?4 m, Q' _
Alignments. Due to the fringing effect which occurs at low frequencies,
4 a0 a: V5 a: J8 D4 R对齐。由于边缘效应在低的频率发生,
$ ]% s' V* Q) ?! t  ^# Badjusting the Low Frequency Reproduce Equalization using the Reproduce! K/ y$ Y; p' x; u( r
调整低频再现均衡使用复制/ d- B1 S! O3 i/ H/ c
Alignment Tape does not produce accurate results.+ C# t, w, b$ S( I$ y: _4 H3 [
调整带不产生精确的结果。* }8 P. Y% c; B' I6 h" Q4 j, W- P9 w
1. Thread the machine with the 15 ips Reproducer Calibration tape.) g) @, s% S: v. Y5 f1 J
1。螺纹15 IPS设备校准磁带机。
6 t7 e3 z3 P3 H0 M2. Set the SPEED LO/HI switch to the Hi position.8 F) S& `4 s( b$ |
2。设置速度的高低切换到高的位置。; o2 s! x8 L. g9 }! {, X$ r
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).
# L9 e/ h4 Q% G. j4 e' g3。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)。* A. w0 u; |2 ~$ {6 @% o% C0 o
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., {; o2 C9 E" w0 H+ |- V
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。
8 x5 i, h" j" a5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.2 t5 p8 t* u% }! E# Q6 e: V& K; K
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。5 V7 M" m9 ^% E- q  q  `
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
" [- Z* m; z( m$ [2 Y5 \5 ~4 P# I6。螺纹7.5 IPS设备校准磁带机。9 R) C7 Y0 X8 S+ C0 y- y* f# y0 }
7. Set the SPEED LO/HI switch to the Lo position.+ d. f3 A- ?. j
7。设置速度的高低位置切换到LO。
% z2 Q+ w8 Z- o% |0 [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.
* x4 Y) ~! V/ n8 y1 _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。
1 W- v! ?/ R+ s, A( z$ BNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
4 |* Q1 C  x8 m4 B, r- f- p注:7.5 IPS校准带均衡音在10分贝以下记录5 s' t- }6 S; f7 G  m& q. p
reference level.
+ G" g# _% ~8 A% K9 O参考水平。- z+ M. ~/ f- w" u
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.0 D& D" k1 [+ a! u, l
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。' p& @- s& p4 r8 Q- b  _/ W
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
1 c$ `8 m* E( {7 P2 x0 b( ~1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
' O) `5 c4 u  L3 w. a: x1。连接交流电压表CH 1输出连接器。
+ {# q3 e  j4 y+ @' z+ @) M2. T ...
: y7 O# R( o3 l, X4 r
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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