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This is full option power supply regulate.
it have
* 3 Regulated Supplies
* 12.6VAC CT at 1A
* variable dc regulator 1.5V to 15V at 1A
* dual power supply (-)1.5 to (-)15V @ 1A
or 3V to [...]

The design of switching power supplies has become one of the most crucial aspects of electronics, particularly in the fast-growing market for portable devices. Whether you’re a newcomer to power supply design or an experienced hand, this book belongs on your shelves. Rigorous and carefully explained, expert Sanjaya Maniktala’s Switching Power Supply Design and Optimization [...]

A terrific side effect of installing a computer network in your home is the ability to share a printer. Households without networks face some difficulties when it comes to printing. Network-deficient households have to rely on some less-than-perfect solutions.
If you want all the computers on your network to be able to access a single printer, [...]