24v to 12v converter circuit | 50W

24v to 12v converter circuit R1=2.2K R2=270 R3-R8=0.47/10W 24v to 12v converter circuit is nothing more than an integrated adjustable voltage regulator that acts on a group of power transistors in parallel. These transistors can be said to perform heavy duty while the regulator responsible for controlling them. Where 24 v input connector of the … Read more

How to make power inverter at home.

What is a Power inverter A power inverter, or inverter, is a power electronic device or circuitry that changes direct current (DC) to alternating current (AC). The input voltage, output voltage and frequency, and overall power handling depend on the design of the specific device or circuitry. The inverter does not produce any power; the … Read more

WiFi Cameras for Security

Wireless IP Cameras WiFi Security Cameras for unmatched performance Wireless IP cameras from CCTV Camera World provide the freedom to install at any location where power is available without running a video cable, while maintaining the high standard that wired security cameras offer. These WiFi security cameras simply require 12V DC power to be provided … Read more

0xc000000f error code.

How to fix 0xc000000f error code  Windows fail to restart. a recent hardware or software change might be the cause . How to fix the problem Insert your windows installation disc and restart your computer Choose your language setting and then click ”next” Click ”repair your computer“ If you do not have this disc ,contact your … Read more

IR (Infrared) Remote controlled switch circuit diagram for Light/Fan Appliance | Here we can use any TV, USB player or DVD remote

It works up to 10 meter distance. LED B -Appliance OFF LED A -Appliance ON RL1 5V,100 ohm ,1C/O RELAY This is the very simple circuit diagram of IR remote control switch. We uses normal switch in our daily life and after a long time used to these switching system we can no more interested … Read more

TDA7388 audio power amplifier 164W circuit diagram.

TDA7388 audio power amplifier 4x41W. DESCRIPTION  The TDA7388 is a new technology class AB Audio Power Amplifier in Flexiwatt 25 package designed for high end car radio applications. Thanks to the fully complementary PNP/NPN output configuration the TDA7388 allows a rail to rail output voltage swing with no need of bootstrap capacitors. The extremely reduced … Read more

Base booster Circuit For Subwoofer

Bass Booster Circuit For Subwoofer What does subwoofer mean? A subwoofer (sub) is speaker, that is dedicated to the reproduction of low-pitched audio frequencies most commonly referred to as bass. Passive Sub: Passive subs are called passive because they need to be powered by an external amplifier or Audio/Video (A/V) receiver What makes a subwoofer … Read more

BOOTMGR is missing | solutions

BOOTMGR is missing; Press Ctrl+Alt+Del to restart When you turn on a computer shows that (BOOTMGR is missing) and when use that ( Press Ctrl+Alt+Del) command still the same. HDD not detected , go to Bios, boot option and check if  HDD appears or not. Usually means that there is no operating system installed or booting … Read more