Collarums and Beslie Foot snares ?

Hello everyone ! I'm doing a techeical repoet ont rapping and on section has to do with modern advancements and ADC an I figured some pictures of belslie foot snares and collarums would be nice. I was hoping yall could help me out because those traps are more ADC specific.
Thanks!
God Bless !

I will see what I have with the belslie.

Thanks !