摘要： 1 电路图 2 layout 3调试 Y1是谐振器，Q1是放大器，C3决定功率（C3容值越大，功率越大）L2与C2构成振荡器（用于调节频偏），R1对功率影响最大。 a 功率调试 用频谱仪：功率每+3dB为一倍，433M频段的极限通讯距离为100M，功率在额定电压下需要大于8dB. 影响功率的因素： 阅读全文

摘要： Animals have made use of camouflage to hide from one another for almost as long as eyes have been around to spot them. Humans, being copycats, have ma 阅读全文