Useful tips for everyday
Do Gaming laptops get outdated? So, in the end, if you buy a gaming laptop and take proper care of it, you can expect it…
Can you buy a replacement laptop screen? A dying or cracked display doesn’t mean your laptop is a paperweight. For most laptops, a screen replacement…
How do freelance graphic designers set up? The ultimate checklist to starting your freelance graphic design… Define your business. Before you can start your freelance…
What does high noise floor 80m and 40m mean? Discussion in ‘ Antennas, Feedlines, Towers & Rotors ‘ started by W8MCC, Mar 17, 2018 .…
What makes a good antenna mast? If you’re worried most about the mast itself actually interfering with the reception pattern of the antenna then you’d…
Are walkie-talkies legal in Japan? Japan has a national zero per cent blood-alcohol level standard for driving. The use of UHF-CB radios (walkie-talkies) which do…
How does UHF propagate? UHF radio waves propagate mainly by line of sight; they are blocked by hills and large buildings although the transmission through…
What is the effect of excess air in combustion? Too much excess air leads to lower flame temperature. That means less heat gets into the…
What is a good level of UV protection for sunglasses? According to the American Academy of Ophthalmology, you should choose sunglasses that block 99% to…
What materials can ultrasound pass through? Solid materials are very good at ultrasound transmission, as long as they are not filled with fillers or oils.…