Electronics Projects Vol. 21

Electronics Projects Vol. 21

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1: Schematic diagram of dia( a vo(tage VOLTAGE ... In the presence of AC mains supply, diode D3 keeps transistor T2 in its cut-off state, while diode D4 provides DC path for charging of the battery. But, in ... Low battery voltage indicator circuit comprises transistor T3, sensor diode D6, LED 2, variable resistor VR1, and resistors R4 through R6. ... The circuit has been designed to deliver power up to 12W.

Title:Electronics Projects Vol. 21
Author: EFY Enterprises Pvt Ltd
Publisher:EFY Enterprises Pvt Ltd - 2009-11-01

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