Oscillator

Device producing a continuous alternating waveform without requiring any input.

由一个放大器和一个反馈电路组成。

1. The total loop gain must be unity
2. The total phase shift at the oscillation frequency, f₀, must be either

Wien Bridge Oscillator

振荡频率：

Colpitts Oscillator

振荡频率：

Hartley Oscillator

振荡频率：

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