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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. d: B- `* e) }5 ^3 G! G
是不是换了磁头?这金黄色磁头是不是国产的啊,
+ B* |* C3 T5 b
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 11:383 F$ @2 B% T9 e
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
. u+ ?/ {3 V# M1 u, U1。连接交流电压表CH 1输出连接器。( A' z2 A$ t: S, b9 |
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.) I( K# O; Y% a' g
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。1 E, g9 A7 k. Y6 b- c
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.8 p! i6 d0 h1 M1 H2 m4 x
3。在磁带放音机校准参考水平的部分发挥1千赫。8 D% x. F& q# @* y
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
3 ^/ c, a* V0 w  O# G0 \! e6 V4 y- A4。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。9 O0 N' v7 n% y/ j  |
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
/ G  _, ]* e. z+ Y$ A5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。, d7 W+ Z. ]- E) D  @
4.3.3.4 Reproduce Equatizatioti Adjustment
* m' B% R, s; s8 W8 z- Y; Sequatizatioti 4.3.3.4再现调整
3 J% s) {& i+ J* f0 \6 e1 FNOTE: This procedure adjusts the High Frequency Reproduce Equalization.; x+ A' W0 a* ]  T$ [" t' `; Q
注意:本程序调整高频再现均衡。
) A1 i1 L4 F$ g  [' B: nThe Low Frequency Reproduce Equalization is adjusted during the Record; n& a( v; m, K! i1 ^1 @& A
低频再现均衡是在记录调整* P% x! A% w0 ]: b
Alignments. Due to the fringing effect which occurs at low frequencies,; K+ q: U$ N4 C  T0 v2 w
对齐。由于边缘效应在低的频率发生,
) z& x$ A; O& r0 T* c* R1 |0 xadjusting the Low Frequency Reproduce Equalization using the Reproduce/ _9 N, [- w9 d8 z2 d; d6 A
调整低频再现均衡使用复制3 @1 u+ M8 q& _, a
Alignment Tape does not produce accurate results./ k4 ]" x; W3 Y4 I
调整带不产生精确的结果。
! m' J% q2 T4 P9 Y- {0 w1. Thread the machine with the 15 ips Reproducer Calibration tape.
( J7 [0 c, Q7 r1。螺纹15 IPS设备校准磁带机。; _  i6 Z" z5 u5 Q9 J
2. Set the SPEED LO/HI switch to the Hi position.
* J) C/ r8 W6 h, q, w/ ~) `4 K2。设置速度的高低切换到高的位置。- J& I8 I. c$ s- |' m& {- M
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 [! n$ K% k8 `0 Q/ q5 N
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)。! H* B8 p1 F5 i# e  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.1 W" ]) K: t( _/ w) ]% 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。0 w6 v2 n4 J6 x. d9 a' w' ~0 D
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
" @9 E6 {+ f0 u7 s; F1 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。
1 b3 |3 O, {$ v6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
7 A  v( c, `0 I$ _8 e6。螺纹7.5 IPS设备校准磁带机。' I. d0 r5 S5 H" |# n7 e: e
7. Set the SPEED LO/HI switch to the Lo position.
' [8 {% m4 X6 B; \' w0 Y3 q! {7。设置速度的高低位置切换到LO。
% I8 A5 p& J- }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.
6 `8 o, }5 H8 i- V- U8。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。
: Q; B( D! i& B6 u! ?5 J; B/ eNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below0 |9 T! U8 b5 }# U( C3 b
注:7.5 IPS校准带均衡音在10分贝以下记录2 C, J; w- K+ d) u$ l
reference level.
, n8 m9 M, g7 j$ `) T. p参考水平。
% X3 ~. U4 `! R3 L) R* c9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.5 T4 G2 d0 K; O7 U# E
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。) V- g/ R+ M: X) D( r
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15- T4 }! U( Y* Z2 w- c
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
0 O7 w3 G( v1 ^% F0 m( B1。连接交流电压表CH 1输出连接器。
) t; }  i; X) d# |( ^8 E( o0 j2. T ...

4 `3 q) B2 P5 }! J0 E$ |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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