Yes it was an important step in the progression of technology.
Nowadays it is less important or useful because of the internet, however it is still widely used.
The radio
Radio LinksThe physical layer transmits signals in form of radio waves.
Wireless technology
RF- Radio Frequency, which is in the measure of kilo & mega Hz range
Technology that involves waves is associated with radio and television.
It is important because the first two things to go down in an actual catastrophic disaster is the internet, cell phones, and satellite technology. Radio and telegraph are the most reliable forms of technology that will hold up in these circumstances.
A radio is what is sounds like - an FM/AM radio. Technology is basically invention, so the radio is technological.
Any form of technology can be used or abuse depending on who is accessing the technology. The there is the small but important point of personal opinion as what is a 'good' use of technology and what is a 'bad' use of technology
Radio
Radio
The web address of the Museum Of Radio And Technology is: http://oak.cats.ohiou.edu/~postr/mrt
It is very important to use clean coal technology. The pollutants from burning coal causes health problems as well as environmental problems. The clean coal technology cuts back on these pollutants and provides a cheap form of energy.