Normal mode of coupled harmonic oscillator is obtained by means of algebra, the procedure is simple and the physical meaning is clear.
本文用代数的方法求出了耦合谐振子的简正模,过程简单且物理意义清晰。
2
Still further, a controller may be coupled to receive a control signalcorresponding to a variable impedance level, and control a local oscillatorcoupled to the mixer responsive to the control signal.