Decibel
The decibel (dB) is a logarithmic unit that indicates the ratio of a physical quantity…
9M2PJU And 9W2TS On 10m Band
Last night, the 10m band was open and i managed to made a contact with…
20 Meter Band SEANET
The South East Asia Amateur Radio Network (SEANET) was established in 1964 on 20m (14.320…
Prosecution for illegal radio jamming
In ZL a man has been sentenced for supplying illegal radio jamming transmitters after a…
Tapsure – Morse Code Passwords
Tapsure Typing passwords on mobile devices sucks. If you have even a reasonably strong password…
Duplexer
A duplexer is a device that allows bi-directional (duplex) communication over a single channel. In…
Who Is 9W2SUX ?
Recently there was a commenter on my blog, his/her nickname is 9W2SUX. As far as…
Eight Years Old Extra Class Amateur Radio Operator
This is one amazing young lady that is only 8 years old, she is set…
Radio Propagation
Radio propagation is the behavior of radio waves when they are transmitted, or propagated from…