免押金红包扫雷群图片

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免押金红包扫雷群图片

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Light Activated Switch Without Relay

Light Activated Switch Without Relay

免押金红包扫雷群图片light/dark activated switch circuit without relay the working principle of this automatic bulb switch same as my previous project automatic transformerless light switch.  but here used a triac at place of relay. in the circuit there is no used relay for switching.  this is automatic light controlled bulb switch with ldr using without relay  when light fall on ldr in day […]

Automatic Night Light Circuit Diagram With LDR Without Transformer

Automatic Night Light Circuit Diagram With LDR Without Transformer

免押金红包扫雷群图片  this is a automatic night light circuit without transformer operated by light using light sensor ldr (light dependent resistor). this transformerless automatic light operated night light circuit is very simple and easy. at daythe bulb is automatic switch off and at night automatic switch on automatic night bulb switch. in this circuit no any transformer used so it makes […]

免押金红包扫雷群图片

玩微信红包扫雷有猫腻 微信红包扫雷啥意思 微信红包扫雷规矩图片 红包扫雷哪个平台最好 红包扫雷游戏规则公告大全