三点式振荡器是指LC回路的三个端点与晶体管的三个电极分别连接而成的电路，如图4-1（a）所示。图中三个电抗元件X1、X2、X3构成了决定振荡频率的并联谐振回路，同时也构成了正反馈所需的反馈网络。从相位条件看，要构成振荡器，必须满足： (1)极相连的两个电抗X1、X2性质相同。 (2)X1与X2、X3的电抗性质相反。-three-point refers to LC oscillator circuit with three transistors endpoint of three electr

该程序提供基于hd7279的键盘显示c51源代码，在调试过程中首先要检查rc振荡电路是否正常-,-procedures based on the keyboard shows hd7279 decoder source code, Commissioning of the first process to check whether rc oscillator circuit the normal-,

以皮尔斯振荡电路为基础的100MHz调频震荡电路，并可以放大电压10倍。-100MHz FM oscillation circuit based Pierce oscillation circuit voltage, and can be enlarged 10 times.

改进型三点式振荡器 西勒电路 可以改变电路的振荡频率和信号的输出幅度-Improved three-point oscillator Sillery circuit can change the oscillation frequency of the circuit and the signal amplitude of the output