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- microwave low noise technique 低噪声微波技术
- The low-level ESD stresses were imposed on microwave low noise transistor 2SC3356 using the HBM from CB(collector-base) junctions and EB(emitter-base) junctions. 分别从CB结和EB结对2SC3356晶体管施加低电压HBM的ESD应力,结果表明:从CB结施加低电压的ESD电应力,所产生的潜在失效的几率要高于从EB结施加低电压的ESD电应力产生的潜在失效几率,即CB结比EB结对低电压的ESD应力引入的潜在失效更为敏感。
- Low-level human body model(HBM)ESD stresses were imposed on microwave low noise amplifier NPN silicon epitaxial transistor 2SC3356; it was shown that the DC current gain hFE degraded gradually with the increment of the times of ESD stresses. 从CB管脚对微波低噪声NPN晶体管2SC3356施加低电压人体模型(HBM)的ESD应力;发现;随着ESD应力次数的增加;器件的放大特性hFE逐渐退化;并且当电压达到一定水平;多次的ESD可以使器件失效.
- Microwave low noise transistor amplifier 微波低噪声晶体管放大器
- It uses noise-canceling technique for low noise figure (NF). 该放大器使用了杂讯抵消的技术，以达到低杂讯指标。
- Low noise, libration, power consuncption. 整机噪声小、振动小、功耗比小。
- It makes the engine run smoothly under low noise. 实际应用中,体现发动机运转平稳,噪音低。
- Structure of very low noise level. 低噪音结构。
- Headstock gears ground with low noise. 主轴箱齿轮精密磨削，噪音低。
- Powerful wind-force.It runs with low noise. 强劲风力,运转平静,低噪音。
- Features: Low current, low voltage，low noise. 特点:低电流，低电压,低噪声。
- Assembled low noise and long life fan. 装配低嘈音及长寿排风扇。
- Purpose: Low noise audio amplifier applications. 用途:用于低噪声音频放大。
- Josephson junction mixer has much excellence, including its high sensitivity and harmonic, low local oscillator frequency and microwave power, low noise and wide frequency band. 摘要高温超导混频器具有灵敏度和谐波次数高、所需的本振和微波信号功率小、噪声低、工作频带宽等诸多优点。
- Dynamic models: large signal switching transients;small signal, high f models.Fabrication sequences;application-specific designs (power, digital, low noise microwave). 动态模型：大讯号切换暂态，小讯号、高频模型，制程步骤，设计应用(功率、数位、低杂讯微波)。
- Main drive is votrolled by immersion method cluth with low noise. 油浸式无间隙高精度齿轮传动箱、噪音极小。
- High Speed, Low Noise, Single Supply CMOS Operational Amplifier. 高速低噪声单电源CMOS运算放大器。
- High output level, low noise and low non-linear distortion. 输出电平高,低噪音和较小的非线形失真。
- C-band Microwave Low Phase Noise DRO C波段微波低相位噪声介质振荡源
- One inlet outlet low noise pulley exhaustion respectively. 进排低噪音滑轮抽气各一台。
