https://www.youtube.com/watch?v=PD7DzTIFJdU
(this has more to do with TFA and impedance-in-general than might meet the eye at first glance)
https://www.youtube.com/watch?v=PD7DzTIFJdU
(this has more to do with TFA and impedance-in-general than might meet the eye at first glance)