新型无LC 元件脉冲振荡电路的设计，只用两个同极性的晶体管，设计成一个两端负阻电路，无须外加任何储能用的电感、电容等 元件，其自身就能产生三角形脉冲波形，并能稳定地产生周期性的持续脉冲振荡。-New non-LC component pulse oscillation circuit design, only two of the same polarity of the transistor, designed as a two-terminal negative resistance c