You might check with F.M. Atlas to see if they still carry any of those
modified Radioshack A.M. F.M. TV receivers.
It's pretty old, but the contact information I have for them is:
F.M. Atlas Box 336 Esko Minnesota 55733-0336
Phone: 1-218-879-7676
F.M. Atlas Toll free Orders:
800 605-2219
Harvey