After making and having success with scratch boxes and tongue call the idea came to try a push pin. Any suggestions/tips to send me down a cardinal direction to a serviceable call? I've taken a crack at a couple and they are awful and not even good enough to be considered firewood. Wouldn't want to release the bad ju-ju into the air for fear of contaminating call makers universe.
I think these secrets are more guarded than trumpet dimensions, lol
Not to long ago I saw a kit on Ebay too making your own