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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
/ v; z9 ^! h  R" A  h9 s是不是换了磁头?这金黄色磁头是不是国产的啊,
& Y: B8 l1 g. ]' y  {5 U
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# Q1 h# m) H$ W/ z
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.: b' H7 y' R2 V! l
1。连接交流电压表CH 1输出连接器。8 Y* H- K+ G1 Y3 H0 X: N. d
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.
6 `: o3 }' ^, F% `+ p2。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。( [" @, p: B+ [+ k! @6 }% D
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.$ l; Q9 R% }( o4 R  ^3 U
3。在磁带放音机校准参考水平的部分发挥1千赫。
/ @5 Q6 _& }4 V. h4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
. G/ z. E% V  l2 D4 y4。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。6 R) J1 F. u% i$ a4 y5 B5 l
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25)., M( J6 S& Y$ F+ H9 x
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。2 V' E" L, e& E& y9 t% @8 q
4.3.3.4 Reproduce Equatizatioti Adjustment
! B% l3 O% P2 f$ B! Pequatizatioti 4.3.3.4再现调整2 `" `- F4 ^, x$ a% I, G
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
& S  [- A8 h% \$ Q1 u+ d+ ~  U4 n4 Z% o! w注意:本程序调整高频再现均衡。7 a; _. ~6 ]: y6 \% E# K) T/ h0 b( D
The Low Frequency Reproduce Equalization is adjusted during the Record/ }; o' l5 z9 B$ d
低频再现均衡是在记录调整
0 E: G4 ?4 }; a2 e- NAlignments. Due to the fringing effect which occurs at low frequencies,
% f4 n, W' P/ o& i  I  \对齐。由于边缘效应在低的频率发生,/ Y( ~. A5 h# k: H3 w
adjusting the Low Frequency Reproduce Equalization using the Reproduce' S, X' h- ]/ E, U; x; E
调整低频再现均衡使用复制
* f& s. z" j0 _1 E) `Alignment Tape does not produce accurate results.
! {( d& U6 L1 f& E' U调整带不产生精确的结果。
8 j' A# R/ Q3 H7 L* Y1. Thread the machine with the 15 ips Reproducer Calibration tape.
! S6 \9 _5 ^# v/ @3 i' U1。螺纹15 IPS设备校准磁带机。4 z3 n, \5 i: v* P
2. Set the SPEED LO/HI switch to the Hi position.
0 w- [# s+ s: d& y" s/ ?) S8 {2。设置速度的高低切换到高的位置。
& x7 f3 u& M: E3 u' Z1 x: f& F3. 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).
$ N2 g0 q( T4 S3 n+ Z( d3。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)。
6 D* k5 G  \5 U# h( R- M4. 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.
8 Y# f8 z  K( ]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。
+ c. l5 A: [9 W: G9 h1 |5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.: M  I/ ~: U# R2 n' q- L  l
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。8 R! \! p0 R+ Z- l1 {/ m8 w
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
+ p6 \- q! X' Y, ]8 P( Y: `6。螺纹7.5 IPS设备校准磁带机。8 e& \2 s+ n9 S: M  E5 [* [: M
7. Set the SPEED LO/HI switch to the Lo position.3 H- w- R( @( f; T; ^* S- h
7。设置速度的高低位置切换到LO。
3 g5 k6 M" I6 J+ [6 }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.5 }2 `: ?2 X" 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。9 S  m5 K; @: y: Z3 ~% V  z
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
4 D; ?9 u+ J3 U! Z注:7.5 IPS校准带均衡音在10分贝以下记录5 _0 T6 O4 a6 c. ~3 l) S3 n, J
reference level.
) ?- @$ o0 o4 y% l' u参考水平。
; H6 |, B3 {4 v$ j. i! _9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
' t+ {* ~1 B! a6 y: L9。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$ E3 h7 S" K# @* a( s& a
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:155 i9 M% B7 p& V. a% F: f, {7 o
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
' p% S' R1 C) N( Y1。连接交流电压表CH 1输出连接器。* S) q; f- C- Y, X# O
2. T ...
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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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