The nixietube usually shows temperature , the temperature and the alarm code will show alternately when in the alarm state 数码管在正常时显示温度，有故障时交替显示温度和故障代码。
Led digital tube have two kind of color : red , yellow green , light column have red and green color which may be selected Led数码管有红色黄绿色二种颜色,光柱有红色和绿色两种颜色可供选择。
Led digital code tube have two colors : red , yellow - green , and light column have two colors : red and green , may be selected Led数码管有红色黄绿色二种颜色,光柱有红色和绿色两种颜色可供选择。
Energy - saving : the power of contour lighting of mixing colours equals and minimizes 6w , and that of single colour equals and minimizes 2 . 5w 2 .省电：每米七彩变色数码管功率6w ，单色数码管功率
Note : display mode is pv measuring value sv control target value display , with manual auto , auto manual non - interference switching function 注：用户需用四路温度监测仪，数码管显示热电阻pt100 ，测温范围0150
In order to supply adjustable voltage for the voltage inverter circuit , an output adjustable dc voltage stabilizer power supply circuit is designed 该电源电路能将输出的电压值的大小用数码管实时的显示出来。
Moreover , with integration of drive circuit and liquid - crystal screen , the user need not design another circuit for drive 液晶显示器相对于数码管体积小，并且驱动电路与液晶屏集成到一起，不必再设计驱动电路。
4 . unidirectional electrets mic and hifi loud - speaker . 5 . voice adjustable and with prevention on feedback . 6 . digital display of the channels 11 .具有数码显示通道，收听通道和发送通道分别可调由数码管直观的显示出来
The led numeral tube is composed by the digital computer control circuit and rgb led photosource , is one kind of new senior decoration lamps and lanterns Led数码管是由数码电脑控制电路和rgb三色led光源组成，是一种新型高级装饰灯具。
The nixietube usually shows temperature , if it shows ee , it means the temperature sensor is short , and - ee means the temperature sensor is open 数码管显示含义数码管在正常时显示温度，有故障时交替显示温度和故障代码。显示代码如下表：
