自制数字毫秒计

Self-Made Digital Millisecond Counter

本文介绍一种采用十进制计数 七段译码器二合一集成电路CD40 2 6及其 1 0kHz石英晶体振荡器等设计的数字毫秒计 ,可用于相关物理实验 .它与市售仪器相比 ,具有许多不可比拟的优点 .

The article introduces a type of digital millisecond counter,which is designed by adopting CD4026 integrated circuit (composed of decimal counter / seven-phase decoder) and 10kHz quartz crystal oscillator,etc. It can be used in some physical experiments and has many incomparable virtues compared to the instruments available in the market.