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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
4 I' g: K+ L  h# W; E+ u7 u是不是换了磁头?这金黄色磁头是不是国产的啊,

( \7 ?2 c" V$ C2 p0 T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: i3 P8 W" n8 Z& R8 L: C4 i  \2 Y9 W
原文出处:

: W! ^8 Y; i4 m9 `: T1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.# p: e* H: S  ?2 C
1。连接交流电压表CH 1输出连接器。. Q, c. Q& K* [: \& r: B5 u" S
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.
  H3 i! ?" i3 Q( U7 h; d  t2。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。8 O, T' H+ \9 w& ^/ R) K
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.4 b# w4 I+ f8 r6 n. z
3。在磁带放音机校准参考水平的部分发挥1千赫。
* h$ y& E) f* u0 {) J6 y4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.+ u& U9 M' }7 j' ?4 q* 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。+ A3 s  ]7 y0 x( V7 |# i! k
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
/ p* Q- s* R6 x8 c5 X9 ~4 b5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
- a3 ~3 m/ ]- L$ X7 c1 r. C9 A4.3.3.4 Reproduce Equatizatioti Adjustment$ T/ S( p6 R8 b' ~
equatizatioti 4.3.3.4再现调整, B/ [$ ^4 P; C2 o& A
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
7 |6 G& L  ~* J注意:本程序调整高频再现均衡。
' P1 g& R! @$ _' i% L7 ZThe Low Frequency Reproduce Equalization is adjusted during the Record
7 L7 t# g; Y, ~% w4 f低频再现均衡是在记录调整  c8 ?+ s# k& i
Alignments. Due to the fringing effect which occurs at low frequencies,
- X) L) T+ Y8 P( m- b对齐。由于边缘效应在低的频率发生,
0 }9 |1 n$ [' }( y4 K* t1 s; Gadjusting the Low Frequency Reproduce Equalization using the Reproduce9 Z: `4 x" w) m+ N5 E
调整低频再现均衡使用复制# z! A7 N; ^, S1 V' ^9 a
Alignment Tape does not produce accurate results.
. `( p5 e7 n* L' ]; I' G2 n$ a调整带不产生精确的结果。
* N; t1 b8 w+ y$ I$ n4 L& s1. Thread the machine with the 15 ips Reproducer Calibration tape.4 |! r# o& |7 x6 V
1。螺纹15 IPS设备校准磁带机。7 Z& Q$ d- t1 o, X
2. Set the SPEED LO/HI switch to the Hi position.2 J. p3 O. P+ Y' }+ E* D; ^- y
2。设置速度的高低切换到高的位置。7 ^# u# T, \4 X5 n
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).% G6 e$ t: X! s0 X3 ~3 a9 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)。0 b4 r9 E' c' q8 b# [6 [
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.
! O/ I6 y9 S8 T3 w# z6 |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 H1 [9 p+ f2 Y! H+ Y9 D+ u
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.5 j' k3 [. }0 D# G0 G
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。9 w) H8 J# X& ?2 D2 O- T5 f5 m
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
' S5 g( d. t2 g8 d6。螺纹7.5 IPS设备校准磁带机。4 ^# r/ n+ o0 E1 k6 n
7. Set the SPEED LO/HI switch to the Lo position.
2 v5 M$ P- C/ d, J; j3 ]- L7。设置速度的高低位置切换到LO。* d+ z7 y7 Y. }  Q$ G! b
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.; d- x' X- R! h& n3 H4 X
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。4 b2 l* L6 l8 p! h9 X
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below
* N* h7 v% f7 N; J0 C5 e0 B注:7.5 IPS校准带均衡音在10分贝以下记录) R8 u: O1 Y$ u& w4 {% h) H
reference level.; B9 t0 a5 Z  z: k$ Z% l7 z  W
参考水平。
9 J. k; `/ B" ~( ^9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu., k, `, C' ]' I7 i" J$ V
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。
( \: w( @: d: r1 F2 a1 ^
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
4 g* ]( a9 c7 Z# k  G8 i% L1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
% y) B7 V& O8 H3 u1 S1。连接交流电压表CH 1输出连接器。
8 e; g( \1 S$ B% ?( \2. T ...
; u8 L& x' \  S, W$ v
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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