Italy
The first walkman was released to the public in 1979, and was created by one: Nobutoshi Kihara, a worker for Sony. He originally created the walkman for his long and boring flights accross the Pacific.
John and Frank Craighead invented radio collars for Grizzly bears.
Generally in the 20th century (1900-1999), because there were so many different kinds, including AM, FM, satellite, digital, tube (valve), transistor, integrated circuit, boombox, walkman, shortwave, AC/DC, hi-fi, stereo, quadraphonic, SCA (muzak), HDradio, digital radio mondiale, SDR (software defined radio), superheterodyne, walkie-talkie, cellular, etc.
No.
=The Radio was around long before the walkman, The radio was out during WWII and earlier and the walkman only came out in around the 70's so if i am correct that is after the good old radio!=
Probably Japan. That is where Sony is located
Tacos
Sony
1979
No, the sony walkman is not an old video game system. It is actually a radio that comes with headphones. It was invented long before the ipod. Many people used them while jogging or working out.
February, 1979
America
the cd walkman was in vented in 10,00- bc it is better then the i pod touch 5G
Italy
Radio Shack
The portable audio cassette player (Walkman) was built in 1978 by Nobutoshi Kihara for Sony