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EZ-HSX4 带耳机放大器立体声音频输入切换器

 

特性:
●  四输入源选择
●  不平衡立体声输入输出
●  后面板 RCA 输入及线路输出
●  线路输出可切换固定(整体增益)或可调
●  可变量输出跟随前面板电平调节
●  1/4”(6.3MM) 和 MINI 接口
●  耳机输出跟随前面板电平调节
●  前面板上的全尺寸联锁按钮

 

优势:
●  易于推动的大按钮
●  固态音频转换
●  开关噪声不影响信号质量

 

  • 技术参数
  • 资料下载
Inputs (4):
Stereo on dual RCA jacks, > 10 kΩ, -10 dBV nominal, +10 dBV max.
Level control : Off to +12 dB gain
Outputs (3):
Stereo on dual RCA jacks
(line level, -10 dBV nominal, +10 dBV max. fixed,
+17 dBV max. variable), 1/4” (6.3 mm) TRS
or Mini jack (2 headphone, 35 mW, 100 Ω load)
Frequency Response:
10 Hz to 20 kHz (line output ±0.05 dB,
headphone output ±1.25 dB, 100 Ω load)
THD+N:
< 0.03% (line output),
< 0.1% (headphone output, 10 mW, 100 Ω load)
Crosstalk : < -70 dB (1 kHz)
Noise:
< -100 dB (headphone, below 10 mW output, 100 Ω load)
Noise:
< -80 dB (variable output, below -10 dBV, unity gain),
< -95 dB (fixed output, below -10 dBV)
24 Vdc power supply current:
40 mA (idle), 50 mA (max.)
Case dims : 14.6 cmW x 12.7 cmD
Mounting size : 1/3 rack width
Package Dims : 9.5 x 7 x 2.25 in.
Shipping Weight : 1.215 lbs.
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