/challenges-projects/project14/dataconversion/b/blog/posts/weaksignaltransmitter---part-2---filter-designTo get a fully (mostly) analog signal out of the Si5351 the signal needs to be filtered. regulatory limits and calculations I plan to use my transmitter mostly in the 50 MHz, 70 MHz and 144 MHz ham radio bands.Radio regulations say (at leas...en-USTelligent Community 12