When calculating SPL, some frequencies can be emphasized relative to others – this is known as theweighting. The most common method is “A-weighting”, an internationally recognized standard which accounts for the variation in how the human ear hears different sound frequencies. For example, peopl...
I changed cars on 19 March with Arnold Clark Renault Liverpool. The old car had finance to settle which was factored into the deal and the dealer was supposed to pay off the old finance. Four weeks later the finance company took a monthly payment for the old car. I complained...
---What's In It For Us? All you really need is a raspberry pi 2, a raspberry pi camera, a micro SD card and an AC power supply. You probably have a keyboard, mouse, and monitor laying around already. You are responsible for making sure there are no keyloggers or radio transmitters...
Very useful to find out firsthand what’s happening in preparation for travel. And with more and more gate to gate satellite-based inflight Wi-Fi you can follow your flight throughout. That said - please consider the following: 1) Please list the frequencies a station is covering as per ...
‘stepped on’). To help alleviate that risk, specific frequencies are used in different sectors of airspace, and the community uses a specific syntax, cadence and sequence of communication to minimize ‘two talking at once’. The system works remarkably well. Additionally, when all the pilots...
First, these two frequencies, backed up by 122.1 and listening on the omni, certainly do not seem to be enough frequencies for all the General Aviation airplane needs. The frequencies would do a lot more work if there were better usage of the radio. Some of the messages were awful and it...
42 The U.S. Air Force Wants Permission to Shoot Down Civilian Drones 提交时间:7 年以前 The head of the U.S. Air Force’s Air Combat Command wants permission to deal with civilian drones-including shooting them down-that threaten to interfere with flight operations. (...
radio traffic. We passed from controller to controller, getting new frequencies and headings. We never missed a call which was good because making a radio call was near impossible. We were across Long Island Sound and well into Connecticut when we were cut loose. We then headed direct for ...
What makes the best 800 mhz scanner frequencies michigan legally valid? As the world ditches in-office working conditions, the completion of documents increasingly occurs online. The radio reference michigan isn’t an exception. Dealing with it utilizing digital tools differs from doing so in the ...
A warning message popped up on the PFD, and it only took five minutes for the electrical system to shut down. Thankfully, the PFD has a backup battery, so I knew I had around 30 minutes before it would go dark. I also had a Sporty's backup radio in my flight bag. 7 Comments /...