Field Coil Speaker 8″ Hammond 500 Ohm FC 2 Ohm VC Rib Cone Tube Amp Radio Works
VC Tested 507 Ohm. Pulled Hammond Solovox. FC Ohm 500. FC Tested1.3 Ohm. tube amp picture is demonstration. Magnet Field Coil. Type Field coil. I added jumper wires to voice coils to have it play easy.