The copper rod is the typical installation for a grounding wire. The rest are problematic and seem to a hook up connection for a boat in the canal and possibly businesses along the canal. If you go messing in this issue, in spite of being right and safe, you may find...
2 Answers · Science & Mathematics · 03/06/2019
Those are inductors with a tap, or autotransformers. That allows the resonant circuit to be impedance matched to the low resistance transistor EB junction. why do you think they should be in the middle?
3 Answers · Science & Mathematics · 09/06/2019