PersonalCorpus 版 (精华区)

放大电路：
                 10K
 DA1 ──────    ───────┐
              1K          10K      │    50K          100K
         ┌─    ┐   ┌─    ┐   │┌─    ┐   ┌─    ┐
      10K│┌─┐│10K│┌─┐│10K││┌─┐│10K│┌─┐│
DA2 ─   ┻┤- ├┻   ┻┤- ├┻   ┻┻┤- ├┻   ┻┤- ├┻─ OUT
         ┌┤+ │     ┌┤+ │       ┌┤+ │     ┌┤+ │
         ┻└─┘     ┻└─┘       ┻└─┘     ┻└─┘
                                                      ↑
                                                  大功率放大器