News post & update: eleccircuit.com |  |
| Daylight sensor switch circuit to control an artificial waterfall by Chayapol Posted: 09 Jun 2015 07:20 AM PDT My wife would like to control an Air pump (looked like this projects), to works only daylight hours. To save electricity and help extend the use of the air pump. I so select a light switch controller Because there are less devices and easily build. Which is circuit diagram below: Figure 1 the daylight sensor […]  |
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