Description

Features:
1.Ability to use with CD/DVD player as a preamplifier and with MM cartridge turntable as a phono stage;
2.Dual stereo outputs either 0.7V for a post stage amplifier or 0.25V for an integrated amplifier. It can be applied to bi-amp configuration;
3.Employ DC filaments power supply to minimize humming noise;
4.Adopts conventional active RIAA equalization in phono stage circuit;
5.Power transformers manufactured with silicon steel sheet and high quality oxygen-free enameled copper wire;

Specifications
Tubes:12AX7 × 2(Phono voltage amplifier)
12AU7 × 2(Voltage amplifier)
Output Voltages: Dual outputs of either 0.25V or 0.7V
0.25V (for integrated amplifier)
0.7V (for power amplifier or second gear)
Input Sensitivity:≤0.25V(Preamplifier)
≤5mV(Phono stage)
Distortion of Harmonic Wave: ≤0.2% (Preamplifier)
≤0.5% (Phono stage)
Frequency Response: 15Hz ~ 100KHz (-2.0dB)
Signal-to-Noise Ratio: >75dB (CD/DVD input 0.5V 1KHz, output 0.7V)
>65dB (Phono input 10mV 1KHz, output 0.7V)
Supply Voltage: AC115V 60Hz
Weight: 3.0kg (7.7lb)
Dimension: 17cm(W) x 38cm(D) x 16cm(H)
Shipping Weight: 4.6kg (10lb)
Shipping Dimension: 45cm x 25cm x 23cm

Packages:
A YAQIN MS-12B unit
A Power cable
A manual

 

特征:
1.能够与CD / DVD播放器一起用作前置放大器,并与MM盒式唱机转盘一起用作唱机舞台;
2.双立体声输出,后级放大器为0.7V,集成放大器为0.25V。它可以应用于双功放配置;
3,采用直流灯丝电源,最大程度降低嗡嗡声;
4,唱级电路采用常规有源RIAA均衡;
5,用硅钢板和优质无氧漆包铜线制造的电力变压器;

规格
电子管:12AX7×2(声压放大器)
12AU7×2(电压放大器)
输出电压:0.25V或0.7V的双路输出
0.25V(用于集成放大器)
0.7V(用于功率放大器或二档)
输入灵敏度:≤0.25V(前置放大器)
≤5mV(声级)
谐波失真:≤0.2%(前置放大器)
≤0.5%(声频级)
频率响应:15Hz〜100KHz(-2.0dB)
信噪比:> 75dB(CD / DVD输入0.5V 1KHz,输出0.7V)
> 65dB(Phono输入10mV 1KHz,输出0.7V)
供电电压:AC115V 60Hz
重量:3.0千克(7.7磅)
尺寸:17cm(W)x 38cm(D)x 16cm(H)
运送重量:4.6公斤(10磅)
运输尺寸:45厘米x 25厘米x 23厘米

包装方式:
雅琴MS-12B单元
电源线
手册