[R-390] Visual Alignment

[Tom Norris]

What is the best method of doing this? Any software packages
out there for "software scopes" that aren't an arm and a leg?

Tom NU4G

>  Bob Camp wrote --
>An interesting replacement for the sweeper is a rig using a computer 
>sound card in various configurations to generate and detect the 
>signal. The main claimed advantage is that you can use the computer 
>to store the results and don't have to try to figure out a couple of 
>hertz rep rate on a P7 phosphor screen.