搜索 - 科创

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BoardID=48&ID=76115&TB=1改动如下：1.L扼流圈须手绕，色环电感会冒烟的2.VD2改用肖特基二极管3A100V 3.VT2改用达林顿管如BU806 BU8074.VT1集电极串

-22 10:28 做成滞回比较器就好多了 X1档位大致等效于1k电阻，示波器一般等效为1M并15p，典型带宽7MHz 因为某些原因电路中无法使用反馈，包括滞回主楼说了，输入输出震荡是并存的，我用1：

薄壁管 σ=PR/(2δ) ≤ [σ]=σs/n 式中 σ-环向计算应力，P-流体压力，R-钢管内半径，δ-钢管壁厚，σs-管材屈服强度，n-安全系数厚壁管 σ1=p*r1^2*(1-r2^

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