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LED数码管是常用器件之一,大尺寸数码管价格较贵。其实,自制大尺寸数码管很容易,而且可根据需要改变数字外形,制作费用也很低,下面介绍一下制作过程。单个数码管一般由7段亮条组成,通过接通不同亮条组合显示出0～9十个数字,具体制作步骤如下: 1.根据需要大小决定数码管外形尺寸。 2.准备薄铁皮数张,可以用废铁皮罐头盒剪开压平代替。
LED digital tube is one of the commonly used devices, large size digital tube is more expensive. In fact, self-made large-size digital tube is easy, but according to the need to change the digital shape, production costs are very low, the following describes the production process. A single digital tube generally consists of 7 segments of bright lines, by connecting different bright combination shows 0 to 9 ten figures, the specific production steps are as follows: 1. According to the size of the need to determine the size of digital tube. 2. Prepare a few sheets of thin metal sheet, you can use scrap metal cans cut flattening instead.