驗證網址www.redcircuits.com安全性

Temperature-controlled 12V dc Fan - RED - Page109

Comments: Requested by some correspondents, this simple design allows an accurate speed control of 12V dc fan motors, proportional to temperature. A n.t.c. Thermistor (R1) is used as temperature sensor, driving two directly coupled complementary transisto...

網址安全性掃描由 google 提供