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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- b% l) k6 `5 C; @0 \
是不是换了磁头?这金黄色磁头是不是国产的啊,
& \# m$ ?1 y% M3 s4 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
9 y. Q; Y. A; T0 q: W2 B( C6 S原文出处:

, C$ s  E, j" I9 H$ [8 J1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.5 U/ d9 e) }9 @5 X, a, P$ N, i
1。连接交流电压表CH 1输出连接器。
% B/ W2 p8 C9 B: Y; N9 p: h) W  q2. 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.
+ U1 j5 I9 z  ^$ h2。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。
! m  H* x# y9 t0 L' a3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape., e# I% ?9 i5 h; o& d, W5 p
3。在磁带放音机校准参考水平的部分发挥1千赫。9 ~6 P* w9 d& b. x) A; |$ {
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.( G! c- ?; R. t4 e
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。* y1 Q6 O& W' T" W$ V( |
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).5 h) q/ \: c7 B$ v
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。5 _% B8 ^+ ^. {+ i* O
4.3.3.4 Reproduce Equatizatioti Adjustment
, k9 m8 P7 I2 R3 Y( y/ ?* sequatizatioti 4.3.3.4再现调整
2 \4 B4 t! I! j' U. i3 p2 D- M' UNOTE: This procedure adjusts the High Frequency Reproduce Equalization.% M4 G6 R, ?- \6 P+ t, _/ h
注意:本程序调整高频再现均衡。* ]8 c3 X3 T) Z6 }2 R
The Low Frequency Reproduce Equalization is adjusted during the Record! n9 l/ o# {" |6 ^4 B
低频再现均衡是在记录调整
( h* k* }) {9 e5 ^Alignments. Due to the fringing effect which occurs at low frequencies,; d) i% m$ y' V
对齐。由于边缘效应在低的频率发生,
3 _; A+ H' v- X% p+ V5 A$ G. h3 y! }adjusting the Low Frequency Reproduce Equalization using the Reproduce
) j3 o& B; ?5 _8 L9 f, F( T调整低频再现均衡使用复制
, Z. J; v+ z! ?) d3 p0 V, z. T& ZAlignment Tape does not produce accurate results.
. Q. S! X  K$ o! c调整带不产生精确的结果。6 _; \+ \" d7 M- M; z% i2 ^! R
1. Thread the machine with the 15 ips Reproducer Calibration tape.
5 l. }# \2 @& h4 _0 L. Z$ `: k1。螺纹15 IPS设备校准磁带机。
5 S: _5 U! w' f4 j2. Set the SPEED LO/HI switch to the Hi position.
; L. C! K% E* `0 a9 S2。设置速度的高低切换到高的位置。
% a( e; d2 x' ^" x( |1 M3. 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).
/ y* N' u; ?' H7 ^- L/ k3。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)。
" ?: l; t  [5 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.9 U% s5 }) t' h' `
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 d% ]$ N+ u0 V6 M( `2 x$ D5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
, r" ?/ [% p5 [/ `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。: m" M' N: f9 }6 X& t
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.: Q& m6 G; Q" q  M7 g
6。螺纹7.5 IPS设备校准磁带机。
# j# A  _: q% a7. Set the SPEED LO/HI switch to the Lo position.
7 K- e3 Z% I& }7 m& S! K- D; r7。设置速度的高低位置切换到LO。* t' p* M! W  @: n! G
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 v* o4 S+ b" d& a8。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。
& L+ S& C. @& K& c+ f8 p. xNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
* i0 m( f: y$ q" ?# |! ^4 G注:7.5 IPS校准带均衡音在10分贝以下记录* _* J, @( D# Y$ s
reference level.  I9 b1 |+ u2 f  w
参考水平。: _" `1 Z5 g# F7 I$ F: g
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.. t+ b* M6 V, q' M" @1 _
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。
+ n! ]5 \: O7 T2 _. f
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:150 F7 E: `8 k6 w2 P* Q1 ~
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
& I" f% R2 l, \- B1。连接交流电压表CH 1输出连接器。
0 G7 O, x% k' ~. k) A. z" R3 R! v2. T ...
, ~# v7 H) L# o, e- c4 [
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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