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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
  t6 D! O6 e. n' P% l8 s( ]是不是换了磁头?这金黄色磁头是不是国产的啊,

% G& ^8 E% H( f4 c' E$ v, N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
( e2 r6 \: l1 a* \% c- ~+ E原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.$ p! A* D% K+ G. J7 A/ B
1。连接交流电压表CH 1输出连接器。
. H% y$ U+ m% a5 \7 O2. 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.
9 T5 Y& `( U. X" H  T1 z2。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。3 q+ M7 b- `# w: H  L
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
) i9 @  I* t1 t: b9 @7 g4 R3。在磁带放音机校准参考水平的部分发挥1千赫。
( R2 P5 I1 \( M0 R! \4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.# t; n8 B& E" U) Z
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。, W% l) r# |' G3 J
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
' z3 o, U  d' o* q& F5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。  r' F1 K+ z  e( D7 n
4.3.3.4 Reproduce Equatizatioti Adjustment
. o5 E; m# b" I9 Lequatizatioti 4.3.3.4再现调整) P1 ^/ M' u8 p- l  Q
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
* ~2 v1 M0 X: e1 J2 C注意:本程序调整高频再现均衡。
0 ?( x$ a" [1 O: FThe Low Frequency Reproduce Equalization is adjusted during the Record
- D* M, m* e! h6 l- T低频再现均衡是在记录调整' F  [% _! T6 ~/ C: C& [8 l
Alignments. Due to the fringing effect which occurs at low frequencies,
6 `4 L  j1 T" m+ L5 C( o; g# u对齐。由于边缘效应在低的频率发生,. p' k6 \* I* {9 M+ c# l) P
adjusting the Low Frequency Reproduce Equalization using the Reproduce
( Y6 E9 k  c* @; @& q调整低频再现均衡使用复制
" H7 ]% @1 x1 c  E0 h* }Alignment Tape does not produce accurate results.
3 J0 p  E+ o; W调整带不产生精确的结果。) u' b9 C  e- H5 Y4 L7 x8 v
1. Thread the machine with the 15 ips Reproducer Calibration tape.% }' @. d1 l) |. A" w
1。螺纹15 IPS设备校准磁带机。. g1 C% F8 f" g5 L. o
2. Set the SPEED LO/HI switch to the Hi position.- T# F6 `  k  l5 \0 n
2。设置速度的高低切换到高的位置。9 U9 H) s% c1 z5 [# _
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).' c" {4 A8 F) [1 p7 I- g
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)。
- [* \1 ?: @. H7 c& @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.
: K- b4 A! Y- H% V5 j* M4。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" ~( _  m$ g9 L4 s2 J/ s, J! f
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
/ Q3 Q4 e) j" S3 Q5 \& a5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。
* O" [, M% d) u3 g" n6. Thread the machine with the 7.5 ips Reproducer Calibration tape.1 p) s  i& M" g1 m( A
6。螺纹7.5 IPS设备校准磁带机。
/ h# B# ]/ F5 s# ~7. Set the SPEED LO/HI switch to the Lo position.
7 i% C5 C- S# _$ c- I% D7。设置速度的高低位置切换到LO。
5 C" w% ]6 g; q( s8. 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.
. _, v* f  J1 ^7 L  C$ e* w8。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。
: u5 q3 v6 {" b2 UNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below+ i' H! k6 ]7 o
注:7.5 IPS校准带均衡音在10分贝以下记录; |$ d. [0 {+ m% R+ T8 g) H' A
reference level.. i% [& ~: ?0 N0 j/ Z
参考水平。; K+ N9 i/ I! k/ L
9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.( T$ q6 E+ d( R7 {' Z, o
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。# g1 A$ R% ?- O! L6 f
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15" c: c$ m, |& L* C
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
6 C0 x3 `5 @7 n5 T1。连接交流电压表CH 1输出连接器。: ~+ d0 G, F; }
2. T ...

- O7 H% R0 l6 j; h8 c$ k0 t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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