American Trans-Coil Manufacturer of military parts including R390A and other radio parts for sale. USA.
Nortex Electronic Co. Surplus test equipment and components, tube amps, RF and power supply components, transformers, capacitors, power resistors, new and used parts. In Fort Worth, Texas.
Peter W. Dahl Co. Transformers and chokes. New, used and custom built. Texas, USA.
Radiosophy Manufacturer of transportable HD Radio receiver.
