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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% j6 R7 L5 H3 s
是不是换了磁头?这金黄色磁头是不是国产的啊,
- l9 v4 K, o7 L
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
& N/ G1 ^3 v& w* q" P* g: G3 y! P原文出处:
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1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.2 ?1 w) C& g, L6 E
1。连接交流电压表CH 1输出连接器。. c/ |. z/ b3 A* @8 j
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.0 ^4 e' A9 Q7 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。0 k/ L, u) ]/ C" D* i
3. Play the 1 kHz at Reference Level portion of the Reproducer Calibration Tape.! P! `0 a" E1 ]" k' B
3。在磁带放音机校准参考水平的部分发挥1千赫。
0 l' h* ]6 k3 a7 H" T4. Adjust the CH1 REPRO LEVEL trimmer (VR15) on the AUDIO AMPLIFIER PCB assembly so that the AC voltmeter indicates +4 dBu.
8 R: w4 L! f% U, p- Z3 N4 R4。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。* Z# e" }: g! T
5. Repeat Steps 3 and 4 for channel 2 using the CH 2 REPRO LEVEL trim¬mer (VR25).8 M$ v# Q" L3 z& I
5。重复步骤3和4通道2用CH 2摄制水平配平¬MER(vr25)。
4 g4 Y/ F# y9 O; X) d, @) ~4.3.3.4 Reproduce Equatizatioti Adjustment
! h. N: y3 |$ B0 K3 kequatizatioti 4.3.3.4再现调整) ^! U. p/ w) D
NOTE: This procedure adjusts the High Frequency Reproduce Equalization.1 k1 ^) F, U0 K0 A6 p8 I
注意:本程序调整高频再现均衡。4 ?% t9 K* I4 @5 X: J
The Low Frequency Reproduce Equalization is adjusted during the Record
; n8 `4 W( m* u5 T1 ?& ?9 F低频再现均衡是在记录调整& ~- P6 t/ I: U" I2 I" j
Alignments. Due to the fringing effect which occurs at low frequencies,; d0 S. B  I  H# S$ n2 k
对齐。由于边缘效应在低的频率发生," r# b" W# N1 f* b# w8 q
adjusting the Low Frequency Reproduce Equalization using the Reproduce
& h4 ]$ B( Y& g! i7 q) y2 T调整低频再现均衡使用复制
5 t: i% N( W% `0 F3 r$ sAlignment Tape does not produce accurate results.5 N: _8 W5 v9 e  K0 Z# r
调整带不产生精确的结果。) v3 [+ q  Z2 c* q+ E
1. Thread the machine with the 15 ips Reproducer Calibration tape./ d; ^8 Z& k# S2 c9 z8 O
1。螺纹15 IPS设备校准磁带机。
# l" o  Z3 e' e8 z+ ?2. Set the SPEED LO/HI switch to the Hi position.
( Q9 \8 E, E  t) Q0 i. }) y7 ?2。设置速度的高低切换到高的位置。
: J$ X4 n4 b8 _. c7 l9 v4 k3 l3. 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; y% k2 s1 z
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)。
6 G: @# F0 E- [; {. j) q  c4. 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.
/ p6 f( {, _$ y! y* 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。
1 F7 @$ n( b  I% A5. Adjust the CH 2 REP EQ HF H trimmer (VR27) until the AC Voltmeter indicates +4 dBu.
1 X& Z! e/ A3 V- ]' F- k# B) f5。调整CH 2代表情商HF H微调(vr27)直到交流电压表指示+ 4 dBu。+ G! R) @8 r1 K  ^# @, |- ^$ t1 z+ O
6. Thread the machine with the 7.5 ips Reproducer Calibration tape.
- `. b8 q' a5 D4 e6。螺纹7.5 IPS设备校准磁带机。- K) G! |* g8 t# H3 a- F
7. Set the SPEED LO/HI switch to the Lo position.5 b7 j. L9 t/ L+ k, k5 K
7。设置速度的高低位置切换到LO。
9 d! m7 b0 O7 D: {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.3 C# _3 I, b* d8 U
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。
* L" p0 T9 f$ f0 J/ M; g! ~NOTE: 7.5 ips calibration tape equalization tones are recorded at 10 dB below8 {% @! V0 g5 t2 a- Z' b3 J0 {
注:7.5 IPS校准带均衡音在10分贝以下记录2 m% G6 z9 f( \# g3 x0 X% T( x
reference level.
4 `3 x  H! q  m# ~  B参考水平。
8 u# l1 \7 \8 S/ X9. Adjust the CH 2 REP EQ HF L trimmer (VR29) until the AC voltmeter indicates -6 dBu.$ q, g0 k5 R; f5 e1 P# c. k
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。& w6 _4 ^% {6 b
发表于 2016-7-30 23:50:59 | 显示全部楼层
emgc 发表于 2015-2-3 11:15. p! n; R  D2 _' `; t8 ?% {' Y
1. Connect the AC Voltmeter to the CH 1 OUTPUT connector.0 A  I% i/ b+ Y( F, n) V
1。连接交流电压表CH 1输出连接器。
$ R0 l. T5 R8 F- X7 E+ u2. T ...

3 |$ S( Y- J9 y4 W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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