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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( j' _" o3 W2 S: S# U9 h- C
是不是换了磁头?这金黄色磁头是不是国产的啊,
/ C0 j, g5 s! Q- ?, H  t8 F0 m
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; T1 @: x* l" p  n- u3 |
原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
8 d) G: v8 _' l: b( U1。连接交流电压表CH 1输出连接器。1 e2 q9 F' E- C( ^# i* ^: Y, p
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.! S3 M" n5 d. K9 H" d% r& x+ @
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。
+ Y( j% z0 o' |7 R) N$ f8 u3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.$ o' k, [5 V* p/ a' O" T- g
3。在磁带放音机校准参考水平的部分发挥1千赫。. D9 ~5 x- q! t! |# Y! [
4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
5 M/ y( ?9 |4 w$ j. z4。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。
6 W' v3 m  h4 W4 \% s$ F5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).
% T# b; N. U% f$ R$ Q. t: a5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。6 x) b  x: A' g
4.3.3.4 Reproduce Equatizatioti Adjustment
/ S, p' h& f- I5 k' X7 [equatizatioti 4.3.3.4再现调整
1 O- ?) R% K/ j- K: v' aNOTE: This procedure adjusts the High Frequency Reproduce Equalization.. Z( ~- g& [0 p% ~2 x
注意:本程序调整高频再现均衡。
/ s3 s3 E2 Z/ O  ^The Low Frequency Reproduce Equalization is adjusted during the Record( ~5 G/ M: `7 k
低频再现均衡是在记录调整
% F2 F: D4 }# BAlignments. Due to the fringing effect which occurs at low frequencies,6 i: O2 z5 H* J' O+ `
对齐。由于边缘效应在低的频率发生,
0 p; `% v5 |1 g) }: I4 Vadjusting the Low Frequency Reproduce Equalization using the Reproduce
, k) E6 }5 w1 B; j, n! E; o) x调整低频再现均衡使用复制% G* ]: m5 o$ t5 ?9 F3 ~' Z
Alignment Tape does not produce accurate results.
0 f8 d* U% R" S4 y; w5 x; j1 J调整带不产生精确的结果。6 X+ _7 C- f+ c, ~$ X" h. N
1. Thread the machine with the 15 ips Reproducer Calibration tape.
2 ~7 E3 r. G( B' R: J1。螺纹15 IPS设备校准磁带机。- k) Q3 l" z4 B/ ^
2. Set the SPEED LO/HI switch to the Hi position.
3 S; b3 o- o0 J. M& w: o  o, p2。设置速度的高低切换到高的位置。: I7 Q7 o3 H  G" ?
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).
: B( G2 B1 u( P' p" ^% ^) n5 X1 W+ c3。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' Y& ^/ P" l* A7 F: b3 Y+ b9 x' ~- X
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.4 V1 [4 `) I5 p
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。
; F6 n0 i* A! Q* g  U& m5 B* f6 A( _4 l5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.7 {6 d( z1 _, q% k
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。( \$ P  a) T0 g2 Y. L7 {+ P0 @
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.7 Q( z# u0 u% c. c, O+ S: \
6。螺纹7.5 IPS设备校准磁带机。  h1 B. i( m7 ~! y4 m; A+ `5 O4 }
7. Set the SPEED LO/HI switch to the Lo position.
  k! U& S! p1 R9 V" o7。设置速度的高低位置切换到LO。3 l" f, B9 n3 m  k- N) ]
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.- ^5 x7 a* C4 p5 d
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。
( l1 V- J3 ~  o4 M5 j" VNOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below& E5 Z1 w, k7 j# m7 C* t( u) J7 F  X) u
注:7.5 IPS校准带均衡音在10分贝以下记录- y0 ]4 G2 ?( N6 H2 J; A
reference level.
  h; P, Q. |# [$ W; T. e4 |1 ^参考水平。
( }% O% R8 ^2 `' I) @- j- S9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.$ e$ }% \0 @3 u+ m" Z" J
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。1 x+ ~2 U# z. u: L5 A0 D
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 C/ A2 q% p- E! ?, W/ j2 C' f% D; N- s0 z1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.
# S1 \: X' s- ~$ w9 C& B1。连接交流电压表CH 1输出连接器。
+ H  h* W4 I# g& h2. 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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