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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, d  b8 ~1 R; T) K1 ?' S是不是换了磁头?这金黄色磁头是不是国产的啊,

7 B( D4 r5 x8 n, Z* {3 K5 v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
: \' |& k' [) Y1 P' n& z, u" P. g原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
4 \) u; a- d! S* Q0 S6 J1。连接交流电压表CH 1输出连接器。0 q$ I3 o. q9 k" N3 o
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.$ q  S' q7 T) Q' w4 O
2。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。
* R7 i" W0 \1 C+ ~0 {3 Y% Z3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.
# a" Y/ U2 D$ j/ q/ Z3。在磁带放音机校准参考水平的部分发挥1千赫。; G& p, T& S: Z
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.  P) z- v. s! J
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。" @* K1 }" j- K5 ?
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).: S$ v( e& G, b7 |" H1 m! \
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。) j( Q* [3 S- |: Z5 V
4.3.3.4 Reproduce Equatizatioti Adjustment) C- W0 T* N9 O& v, \
equatizatioti 4.3.3.4再现调整: S( E; u: ]/ c) E" k% q( Z
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.
$ e" X" Q3 H* \+ V注意:本程序调整高频再现均衡。
# s, E1 K$ Y7 hThe Low Frequency Reproduce Equalization is adjusted during the Record, I8 x1 t+ d% w5 _: ]( x. P  M" g1 z
低频再现均衡是在记录调整
7 f% T6 w; i, y6 S1 SAlignments. Due to the fringing effect which occurs at low frequencies,# J6 T" M1 u7 l8 k/ ]  g. p
对齐。由于边缘效应在低的频率发生,8 _1 E# p  E8 E3 [' N) z/ z
adjusting the Low Frequency Reproduce Equalization using the Reproduce
$ w! a- n( d7 {& E/ E调整低频再现均衡使用复制/ z- i' N# s1 e: x# g- I. Z9 o  d
Alignment Tape does not produce accurate results.
3 U) c, {' K1 H* E6 T% a调整带不产生精确的结果。
7 V7 G8 e8 r: A7 V9 A: e* Z$ J1. Thread the machine with the 15 ips Reproducer Calibration tape.8 g9 |2 n6 S/ C" h8 [1 H, d  E4 k
1。螺纹15 IPS设备校准磁带机。3 e% y9 [& C4 m& c' C
2. Set the SPEED LO/HI switch to the Hi position.
( L3 }7 m' J, H8 }2 d! \4 |+ ~8 V2。设置速度的高低切换到高的位置。
& m* X0 N3 j& i! j, h, ^( U+ D3. 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).
9 V; a$ Q3 g" n4 V' u  b1 |' r3。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)。
% M( K0 N4 B) f3 W) x" G4. 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.# h) p+ j2 C, Q4 }$ i
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。
5 j8 O! V7 T' @$ d' T5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.1 v, S4 }' ?6 P. F, O# J1 u
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。
# b! D8 P4 f; y8 @0 a* @5 E6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
+ V; \7 e6 G. w" r# |8 [6。螺纹7.5 IPS设备校准磁带机。, w0 X) h# ~; f% S) t3 S8 `
7. Set the SPEED LO/HI switch to the Lo position.
' ~7 |" X! a: H8 \$ U. Q3 [. v  N. s/ }7。设置速度的高低位置切换到LO。% b$ U8 _5 |; A$ 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.
; V# z, t6 n7 C5 c% @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。% ^+ c+ h7 |' `4 r) k3 I
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below! E3 P: _, v0 H+ }& w
注:7.5 IPS校准带均衡音在10分贝以下记录
0 c( s4 E; t& ?8 u0 vreference level.1 h1 u4 R( d" _
参考水平。
: H, B7 X0 }- E9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.
/ y( n; k5 T. |! m9 h9。调整CH 2代表情商HF L微调(vr29)直到交流电压表指示6 dBu。
& c1 c; Z/ A, p* `: ], [5 {
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15
( T1 p" l7 T  H: `7 ~0 |  q1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.5 P3 C7 L( H' E( f" D+ X
1。连接交流电压表CH 1输出连接器。2 n# v/ W9 ], w. X, t1 V) W
2. T ...

+ [  v3 \* B' Y8 `' ~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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