I bought a $20 oscilloscope for fun and learning, called a DSO 138. Probably not suitable for antenna stuff though. You could also try a local hack space, if y

I bought a $20 oscilloscope for fun and learning, called a DSO 138. Probably not suitable for antenna stuff though. You could also try a local hack space, if you have one. My local one, Vancouver Hack Space, has some very fancy oscilloscopes.