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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 15:226 s4 ^4 g9 b9 W, k4 F# @$ L
是不是换了磁头?这金黄色磁头是不是国产的啊,
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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& y: i4 U4 R: ^+ N. b$ F; X
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
% _( V% x7 G; w3 B1。连接交流电压表CH 1输出连接器。& \% P7 I7 t" H1 A
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.- u  z  r- x+ o% A1 ?
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。8 |! u$ F( {. Y2 ]8 c
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.% R: ^% C+ A0 A) p1 h$ O
3。在磁带放音机校准参考水平的部分发挥1千赫。
3 a+ i2 u7 P/ f. U0 f4 J4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
+ ~+ `, X  D/ A! Q: F4 F! @1 E4。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。
5 F( e  H! x; [5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).+ p% M+ S& U, x
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
) j6 y. v: M# w' M4 C! U4.3.3.4 Reproduce Equatizatioti Adjustment
: F) k8 m7 o8 Z5 S, I& n9 requatizatioti 4.3.3.4再现调整3 n6 {. C: `& x
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.) f# X6 V1 A; h5 Y2 a$ o( q/ ^% V5 M- G
注意:本程序调整高频再现均衡。+ u7 @, p, s. e6 S
The Low Frequency Reproduce Equalization is adjusted during the Record
* s) q3 v: N" T6 e* q% `; G低频再现均衡是在记录调整/ d3 W9 T; i+ E# C. C5 @% R
Alignments. Due to the fringing effect which occurs at low frequencies,) k" Z. G+ W5 S  N# g' {
对齐。由于边缘效应在低的频率发生,$ M9 S2 D9 Q# Y$ {  l, B
adjusting the Low Frequency Reproduce Equalization using the Reproduce/ t6 z  c- N7 F
调整低频再现均衡使用复制+ \, r' X3 ^5 M7 y
Alignment Tape does not produce accurate results.5 w8 [2 y3 n& }2 }, I' L
调整带不产生精确的结果。
* e# b9 V7 l! z) V1. Thread the machine with the 15 ips Reproducer Calibration tape.1 V- T" w& [! @) }$ ^$ n4 I, J
1。螺纹15 IPS设备校准磁带机。
: u- k3 g& f5 ~" W# ]/ E& H, e4 h2. Set the SPEED LO/HI switch to the Hi position.9 y  Z; S! V2 {- }5 m( m, i
2。设置速度的高低切换到高的位置。4 }( p1 x  L$ |* E7 K* V) d0 l4 P
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).! u8 T! f$ P& J
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)。' _4 K% v* ~0 d, L6 c6 L
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.
5 N" o' o% H. l% N4。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。
" H, l' w/ q* v, F. F5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
% F( T5 E, b7 \. R& F* j( G1 Y5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。% m3 y" ]4 u5 m# p
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
$ ^' L* g/ c% {7 e6。螺纹7.5 IPS设备校准磁带机。% u  ]% N8 P) i( r8 _) N$ z" h
7. Set the SPEED LO/HI switch to the Lo position.
7 e$ G9 F! c* Q" Z7 \' H8 t7。设置速度的高低位置切换到LO。# l2 m5 T; |0 a1 w  b/ T: T# {
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.6 i, D. N: I5 v& _/ e" y$ S) G
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。' Y1 n% d! o; q) j: u5 C/ D3 ?
NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below: r( C4 H3 }  S$ |! Z
注:7.5 IPS校准带均衡音在10分贝以下记录
" R9 x; N- h; Z) l5 t; A0 xreference level.- X& S9 W+ h: m  ?( {
参考水平。
; V3 {+ _5 W& ~& C( F: G$ L1 m9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu., ^- c, L. r9 g0 N% P3 @
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。
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发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15$ ]2 ]  V# |! ?
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.: g* {/ L( Q" L) F6 Z
1。连接交流电压表CH 1输出连接器。
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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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