门铃电路设计 Gate alarm circuit,电路图,消费类电子电路图,门铃电路设计 Gate alarm circuit 门铃,门铃电路设计门铃电路Figure 1 represents a cheap and simple Gate Alarm, that is intended to run off a small universal AC-DC power supply. IC1a is a fast oscillator, and IC1b a s...
2023-09-18 22:14:00电路图电路图 电路设计 消费类