Crash course in radio part 2
If you did not start at the beginning you should read part 1 first. Spectrum Radio frequencies span a wide range of frequencies. Radio is below light, X-rays, gamma rays and other emanations. Radio...
View ArticleCrash course in radio part 3
If you did not start at the beginning you should read part 1 first. Popular Bands In order to make things easier for everyone groups of frequencies that have a common use are grouped into bands. If you...
View ArticleCrash course in radio part 4
If you did not start at the beginning you should read part 1 first. Antennas Antennas are a critical component in a radio device. They will gather the very weak electromagnetic wave that is in the air...
View ArticleCrash course in radio part 5
If you did not start at the beginning you should read part 1 first. Propagation There are two different ways that radio signals go from the transmitter to the receiver. Skywave and groundwave. The...
View ArticleFinding someone on the radio
You have a radio transmitter and want to find someone to talk to. There are two ways that you can accomplish this. You can just tune around and listen for someone else to talk or you can just start...
View ArticleCrash course in radio part 6
I think I did not make some aspects of skywave clear enough so this article should clarify some things. It is going to get a little more technical than I had hoped, but I fear that is unavoidable in...
View ArticleRedlight Camera Maps now free on google and garmin gps
I recently got a Garmin vehicle GPS and wanted to add some redlight camera placemarks. Redlight intersections are more dangerous because in most installations they shorten the yellow time to increase...
View ArticleThe PSN/SOE attack comments and who owns your PS3?
Lately I have been interviewed by a few newspaper type organizations in relation to the Playstation attacks. This is because back in February I commented on IRC (chat network) that Sony needs to fix...
View ArticleWhy the GPL harms open source
This is a subject I have been looking at for years, and for years when people start reading this type of information they either do not care, agree or mentally shut down and refuse to understand...
View ArticleHacking fiber optics
I am writing this because of my belief that more people need to be aware of this type of attack. I have been noticing first in 1997 and more so today that people only focus on internet based threats...
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