20 Great Google Secrets

 

Google is clearly the best general-purpose search engine on the Web (see

http://www.pcmag.com/searchengines

But most people don’t use it to its best advantage. Do you just plug in a keyword or two and hope for the best? That may be the quickest way to search, but with more than 3 billion pages in Google’s index, it’s still a struggle to pare results to a manageable number.

But Google is an remarkably powerful tool that can ease and enhance your Internet exploration. Google’s search options go beyond simple keywords, the Web, and even its own programmers. Let’s look at some of Google’s lesser-known options.

How to Get Free Access To Websites Without Registering

Go to

http://bugmenot.com/

and type the URL of the website you want to log into.
Examples:

-http://www.nytimes.com/, -http://www.winnetmag.com/etcetera.

construction of insect repellant circuit

ALL IN ONE REPELLENT CIRCUIT :Insects, mosquito, lizards and dog

10:23 pm Posted by Tittu Thomas
Labels: 555 Timer, Alarm, projects, repellent

ALL IN ONE REPELLENT CIRCUIT INTRODUCTION

Now i am going to introduce you an All in one Repellent circuit.
Ya i mean it, by using this circuit you can keep nasty insects, Mosquitoes, lizards, and dogs away.

Lets look the PRINCIPLE of this circuit:-

This circuit works under the Principle of Ultrasonics. As you may know, we can’t hear Ultrasonic sounds but animals or insects like Mosquitoes, bees, lizards and even dog can hear Ultrasonic sounds well.

How this repellent circuit keeps Insects, lizards, Mosquitos and Dogs away?

As i mentioned above, they can hear Ultrasonic sonic sound well at a particular Frequency range. Above that, they may get IRRITATED continuously. That’s how this repellent circuit works.

CIRCUIT DIAGRAM FOR ALL IN ONE REPELLENT CIRCUIT.

CIRCUIT EXPLANATION FOR ALL IN ONE REPELLENT.