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How Ham Radio Works
electronics.howstuffworks.com/ham-radio.htm
Ham radio lets people talk across the globe, wirelessly and inexpensively. Learn how to get started in ham radio, from licenses to equipment, and check out two-way radio reviews.
10 Types of Microphones
electronics.howstuffworks.com/gadgets/audio-music/question309.htm
Microphones have been around in some form for more than 150 years. Modern mics incorporate fiber optics, microchips, and even lasers to suit a variety of audio needs.
How Radio Scanners Work
electronics.howstuffworks.com/radio-scanner.htm
The air around you is bursting with radio waves -- and you can tap into them with minimal effort. With a simple radio scanner, all sorts of transmissions are within your earshot. Find out how radio scanners let you listen in on everything from police to astronaut transmissions.
Why Do We Sleep?
science.howstuffworks.com/life/inside-the-mind/human-brain/sleep.htm
Every animal sleeps -- some more than others -- but why they do it is a mystery to scientists. Is sleep more than just beauty rest? Could skimping on it kill you? And how much do you really need?
How Fainting Goats Work
animals.howstuffworks.com/mammals/fainting-goat.htm
Fainting goats have been a source of humor in web videos and out in the fields. Learn why fainting goats faint and why fainting goats are bred.
How Your Tongue Works
health.howstuffworks.com/human-body/parts/tongue.htm
The tongue plays an important role in starting the digestive process, perceiving taste, and speaking. Learn more about the workings of your tongue.
How Audio Controls for Conferencing Work
money.howstuffworks.com/business-communications/audio-controls-for-conferencing.htm
Conference calls can be a real time saver or a real headache. Learn how to do it right at HowStuffWorks.
How Central Vacuum Systems Work
home.howstuffworks.com/central-vacuum.htm
When the floor needs a good cleaning, most of us reach for the portable vacuum cleaner and drag it around the house. Well, what if your whole house were a vacuum? Find out how central vacuum systems work.
Top 10 Marked-up Items in the Grocery Store
money.howstuffworks.com/personal-finance/budgeting/10-marked-up-items-in-the-grocery-store.htm
Avoid groceries with high mark-ups if you really want to save money. Read about the top 10 marked-up items in the grocery store.
10 Best Web Sites to Save You Money
money.howstuffworks.com/personal-finance/budgeting/10-best-web-sites-to-save-you-money.htm
How can you use the internet to save you money? Read about 10 money-saving websites at TLC.