Homemade portable USB mobile charging circuit diagram || Homemade USB rechargeable power bank Circuit diagram

Homemade portable USB mobile charging circuit diagram || Homemade USB rechargeable power bank Circuit diagram

4:10 PM

https://things-for-students.blogspot.com/2014/09/homemade-portable-usb-mobile-charging.html

USB chargers are very popular now a day. According to national survey research with in 2015 year 80% of the mobile phone users will be sma...

Mosquito Repeller Circuit Diagram

Mosquito Repeller Circuit Diagram

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9:03 AM

https://things-for-students.blogspot.com/2012/04/mosquito-repeller-circuit-diagram.html

Constructing a mosquito repelling circuit is very easy. Human being can hear sound in range of 20-20kHz. Above the range human being cannot...

12 and 5 volt regulated power supply

12 and 5 volt regulated power supply

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5:54 PM

https://things-for-students.blogspot.com/2011/12/12-and-5-volt-regulated-power-supply.html

Components required to build the power supply 1. 12v 1A center tapped Transformer 2.1N4007 (4 diodes for bridge rectifiers) 3.LM7812(12V ...

6 watt audio Amplifier

6 watt audio Amplifier

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5:51 PM

https://things-for-students.blogspot.com/2011/10/6-watt-audio-amplifier.html

  6 watt Audio Amplifier    Features: A wide range of supply voltage High output current High efficiency (75% at 6W output) Very low harm...

Audio Amplifiers with LM386 IC

Audio Amplifiers with LM386 IC

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10:06 AM

https://things-for-students.blogspot.com/2011/10/audio-amplifiers-with-lm386-ic.html

LM386 Audio Amplifier The LM386 Audio amplifier chip is a general purpose amplifier with a variable ...