Sensing. Circuits. Using. a. Transistor. If you plan to include a transistor in your design, it is important to know that: ac a very small current flowing into the base of the transistor is enough to switch it on; and ac a much larger current is able to flow between the collector and the emitter. ... Moisture-sensing Circuit Moisture- sensing circuits are useful in various situations like: A 14.62 Sensor connected to the baseanbsp;...
|Title||:||Design and Technology-Design for Life Upper Secondary|
|Publisher||:||Pearson Education South Asia - 2010|