First cassette tape... it was Classic Queen. The blue one. I was 7. Whooo that was a long time ago... 1993?
First CD... Nirvana's In Utero I THINK. Mighta been Kiss' Dynasty.
First Vinyl... Aerosmith's "Live Bootleg"
First full album downloaded as Mp3... Nelly's Country Grammar (shut up)

First cassette was Motley Crues - Too Fast For Love EP in '84

First CD was Rainbow Rising