A current gain cut-off frequency of 17 GHz and a maximum oscillation frequency of 40 GHz were obtained through small signal measuremen.
小信号测试表明器件的fT为17GHz、最高振荡频率fmax为40GHz;负载牵引测试得到2GHz下器件的饱和输出功率密度为4。
By using base-emitter self-alignment and air-bridge technology, the base resistance of SiGe heterojunction bipolar transistors(HBT) together with the capacitance between collector and base is reduced; in addition, the maximum oscillation frequency (f_(max)) is improved.
采用基区及发射区自对准和空气桥技术,降低了SiGe异质结晶体管器件的基极电阻及集电极和基极之间的结电容,提高了SiGe异质结晶体管器件的最高振荡频率fmax。
maximum oscillating frequency of table
工作台最高振荡频率
An oscillator for generating the carrier frequency of a transmitter.
主控振荡器产生载波频率的振荡器
variable frequency crystal oscillator
可变频率晶体振荡器
Frequency-agile local oscillator
频率捷变本地振荡器
automatic frequency control generator
自动频率控制振荡器
For very high frequency clocks, a surface acoustic wave (SAW) oscillator is preferable.
对于非常高的频率时钟，用声表面波振荡器更好。
A High Precision Clock Oscillator Based on Frequency-to-Voltage Converter
一种基于频率-电压变换器的高精度时钟振荡器
Numerical Investigation of X-Band Dual Frequency High Power RBWO
X波段双频高功率返波振荡器的数值研究
Intracavity Optical Parametric Oscillator High-Repetition-Rate 2μm Laser with 46W Output Power
46W腔内光参量振荡高重复频率2μm激光器
RF oscillator high-voltage supply
射频振荡器型高压电源
The design consideration of high power and high frequency Magnetically insulated Transmission Line Oscillator (MILO) was made.
初步考虑了高频率与高功率的磁绝缘线振荡器的设计问题。
A high weathercock frequency is essential for the stability of the guidance loop.
从制导回路的稳定性角度来看，短周期振荡频率高是基本的。
High power tunable single-frequency 1064 nm quasi-continuous-wave laser oscillator-amplifier system
高功率可调谐1064nm准连续单频激光振荡-放大系统研究
Analysis on Natural Frequencies of Ultra-high Voltage Transmission Lines in Short Circuit Fault
特高压输电线路短路故障时的自由振荡频率分析
RF Oscillator and Mixer Operating on Transistor Characteristic Frequency;
三极管特征频率下射频振荡器和混频器
UHF resonance frequency meter
超高频谐振式频率计
Frequency feature of S-band tapered magnetically insulated transmission line oscillator
S波段锥形磁绝缘线振荡器频率特性
Experimental Study on Characteristics of Self-excited Oscillation Pulsed Water Jet
自激振荡脉冲射流频率特性实验研究