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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' T* U# k: b3 ~* P3 E1 C, R
是不是换了磁头?这金黄色磁头是不是国产的啊,

5 P1 U/ Q% ^# F  d, Q4 G' u; l; X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% T- l. }# S& I
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
; ?+ y; ^- H8 \6 W' n; }1。连接交流电压表CH 1输出连接器。
. E9 [( [$ }$ F% _+ O2 T9 f2. 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.
0 Z5 j0 Y. P4 o* v3 q2。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。
+ e5 ]+ o8 |: w" g3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
/ F- L6 S! z" _# o- Y! N6 _6 J9 r3。在磁带放音机校准参考水平的部分发挥1千赫。+ C' o0 E  l) r; Q
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu./ l7 I, W9 ~7 w% d) a
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。( h9 i; A. K' o, p% O; Y7 z) z
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
' R9 T# _1 {, p! o5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。1 c0 w6 u! c; v) }$ J( f# K; a5 W
4.3.3.4 Reproduce Equatizatioti Adjustment
. K5 a2 k: s1 Z: Iequatizatioti 4.3.3.4再现调整
# z, I0 s0 `4 Z2 \* ?NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
" q1 y- a7 F- ]* s4 X3 S注意:本程序调整高频再现均衡。
9 G/ Z2 ?% M- _6 D9 l' V/ dThe Low Frequency Reproduce Equalization is adjusted during the Record
1 X( O* f$ }5 E4 b6 o# o低频再现均衡是在记录调整
  v& @# ?/ P7 H, u! GAlignments. Due to the fringing effect which occurs at low frequencies,' g- U" C4 x# r7 |! ^
对齐。由于边缘效应在低的频率发生,
, Z( F! o5 v4 I0 fadjusting the Low Frequency Reproduce Equalization using the Reproduce$ J; N' `: d1 T( s/ e5 R8 j* a
调整低频再现均衡使用复制/ [1 g' b6 ]/ Z* p4 |
Alignment Tape does not produce accurate results.% [0 j5 U  d; J$ K- e$ e2 n: V
调整带不产生精确的结果。6 U4 u; K* v2 \4 F3 K' F- I1 s
1. Thread the machine with the 15 ips Reproducer Calibration tape.
0 Q3 t9 X1 W" m! L7 @% K5 j/ j% d9 H1。螺纹15 IPS设备校准磁带机。1 Z, g8 l2 e  t8 M
2. Set the SPEED LO/HI switch to the Hi position.- N! r  @4 @% Y* w8 H
2。设置速度的高低切换到高的位置。
0 {2 g4 [% q& m0 E3 @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).
/ }. S4 G- k3 \) e3。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)。* Y. ]) ~" G% u; s  r# 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.
6 l7 v  e5 {* i3 J# Y2 |( y" 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。  A6 P8 Y. |* M( q1 i  Z9 X" s
5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.9 i; f9 `2 x, |$ @; D- m* s
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。
' e: f" M3 P6 d+ z$ W3 e: q, H. T6. Thread the machine with the 7.5 ips Reproducer Calibration tape.8 L; U9 q. U( j' p( D& a. c# b
6。螺纹7.5 IPS设备校准磁带机。# Z; J/ J) g# _; p# d
7. Set the SPEED LO/HI switch to the Lo position.) H7 Q6 o6 i  h7 _" D
7。设置速度的高低位置切换到LO。( d; L6 G' ]" r& Y. ?
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.
+ ^! M! v  A. p* p. d8。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 q7 i; J& f) X& W; ONOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below  w1 B! [( x/ s
注:7.5 IPS校准带均衡音在10分贝以下记录. m  H; D8 _, \* V
reference level.- T2 ?8 D+ Z2 J9 n' u5 ~6 i
参考水平。
) q8 [4 U8 ?' Z* Y* C# c* L9 ?" ?9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu./ P; e% I) l$ ~' W) j( k( Z# G
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。4 _5 ^7 \  W& u, V/ u9 a6 W
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
$ O6 ?. U% C. Z1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.4 k0 }8 j' I/ \/ U$ b7 G
1。连接交流电压表CH 1输出连接器。. [" W0 D  |" t' U( s
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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