Hey! Also a young dude 18 year old here in love with the idea of recording music on analog gear! What I do is make a "Master Cassette" with a separate tape deck (one with a RCA line in), where you do all the stuff need be with EQ and all that onto the cassette. Then using an audio interface with...
I'm in a band and we only had a Tascam MF-P01 to record everything into, its really cool and we are definitely planning on to use it more even after we get a Direct Input for Digital.