The Regency TR-1 was the first commercially available portable radio and was introduced onto the market in 1954. This first model was extremely expensive and very unreliable.
Yes, there are portable TV Radio Combos available.
There are many places where one can purchase a portable AM/FM radio. One can purchase a portable AM/FM radio at popular on the web sources such as Best Buy and Amazon.
Alexander Stepanovich Popov was the inventor of the first portable radio
A portable satellite radio can be found on Amazon. These radios are also available in larger electrical High Street retailers such as Curry and PC World. One may also find them on eBay.
There are a wide range of options for those looking to purchase an AM FM portable radio. They can be found at stores such as Best Buy, Walmart and Radio Shack as well as online sites such as Amazon, Overstock and eBay.
It depends on the area in which you live as to what radio stations are available on an AM radio. You can find radio stations available in your area here: http://www.radio-locator.com/
There are multiple options available to bring portable radio to your driving experience. For example, you can use a portable HD radio receiver like this one: http://reviews.cnet.com/car-audio/jvc-kt-hdp1-portable/4505-3425_7-32685789.html Satellite radio providers also offer portable receivers.
I'd suggest going to amazon.com to purchase a digital portable radio. You'll be able to find discounted ones as will as a plethora of brands. Some brands include Sony and Sangean.
Most electronics stores (eg. Best Buy, Radio Shack, Circuit City) carry portable home radios. Make sure you know the dimensions of the area you plan to keep the radio so you purchase one that will fit.
One can purchase Sirus portable satellite radios at retailers such as Best Buy, Kmart, and Radio Shack. One can also purchase them online on sites such as Amazon.
You can purchase Grundig portable radios from retailers such as Amazon. Once on the page, type "Grundig Portable Radio" into the search field at the top of the page and press enter to bring up the items.
The average portable pocket radio can range in price anywhere from $9 to $50. If you purchase something on the higher end it will tend to be smaller and of better quality.