Music Crossword Puzzle help!

[Pleasehelpmoi]

Master records were made of this. (3)
Provides inter-operable wireless access between devices. (4)
The most recognized mp3 player brand is____. (4)
The A in AM radio stands for_________. (9)
Most popular genre of music in the U.S. (4)
The F in FM radio stand for_________. (9)
Device used to provide music for a fee. (7)
Thomas Alva______. (6)
A digital audio player is known as___. (3)
Type of tape used for sound recording. (8)
Early Peer-to-peer mp3 player music sharing Web site. (7)
This group has sold over a billion albums. (10)
A music single in the form of a compact cassette. (9)

All of this stuff has to do with music, just to point out the obvious. You do not have to know the answer to every one, but whoever knows the most will get the 10 points for this question. Thanks in advance!

[pond50]

thomas alva edison

[factor-fiction]

FM - frequency modulation

[factor-fiction]

The Beatles have sold over 1 billion albums

[factor-fiction]

wax

[factor-fiction]

Amplitude Modulation

[Mugget]

The most recognized mp3 player brand is Sony.
Early Peer-to-peer mp3 player music sharing Web site. Napster
A music single in the form of a compact cassette. Cassingle?

[Mugget]

Provides inter-operable wireless access between devices. (4) Wi-Fi