Oops, here is the whole FAQ which is a good general page.
http://www.eurobahn.co.uk/%7Emedia/sw_faq.htm

wrote in message
m...
I am just a novice and interested in SW radio . I donot understand
what does SSB stangs for . Does it cover music and news channels world
wide . I see a difference of $20 between the two on account of SSB .
Pl. help me learn .
Cheers ,
Anil