Projects Projects
Simple 78xx Current Booster
Description Voltage regulators such as the LM78xx, and LM317 series (and others) sometimes need to provide a little bit more current then they actually can handle.
1.2v LED Flasher – Joule thief
This is a 1.2-volt single transistor flyback (Joule Thief) circuit that features a third coil.
13.8V/40A Stabilized Power Supply
This power supply was designed for ham-radio use and has been in operation for over 10 years.
Dual Voltage Power Supply
Description The following circuit Diagram of (DUAL VOLTAGE POWER SUPPLY ) can be used for Misc..
1.2 – 15V/3A adjustable regulated power supply
Specifications This kit provides a variable output power supply ranging from 1.2 to 15 V @ 3 A.
Pulse Charger for reviving tired Lead Acid batteries
Description If you own a motorcycle, a motor home, a caravan, a lawn mover, a day cruiser or maybe a vintage car you must at some point had to write off a lead acid battery.
400VA AC Light Dimmer
Schematic Description This is a simple TRIAC AC load dimmer used to control the power of a resistive load such as incandescent lamp or heater element.
3-30 V/2.5 A Stabilized power supply
Copyright of this circuit belongs to smart kit electronics.
0-50V 2A Bench power supply
I use the lm10 IC because it has a reference voltage and thats useful for dc power supply.
13.8V 20A power supply
Regulated DC power supply, short circuit safe, and with current limiter.
0-30 Vdc Stabilized Power Supply with Current Control 0.002-3 A
The copyright of this circuit belongs to smart kit electronics.
MAX2606 – Hands-Free Car Kit for Cell Phones
This project is car hands free that retransmits the audio signal from a cell phone to the FM broadcast band.