Edwin armstrong develops a receiving circuit-the superheterodyne.
2
简朴分析了超外差式调幅收音机电路的工作原理及其组装和调试。
A simple analysis of the superheterodyne AM radio circuit and the principle of assembly and debugging.
3
六端口雷达与传统的超外差式雷达相比，结构简单，便于集成，成本低。
Compared with conventional super heterodyne radar, it presents several advantages such as reduced system complexity, allowing a higher level of circuit integration and low cost.
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