The circuit for providing the input that you want was posted here some years ago. I will try and find it.

Do you not have any AM stations? I don't know what to suggest if you don't. I use a signal generator on my radio bench.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!