01-29-2024, 09:37 AM
I've seen the "polarized ones" myself. I can't remember if the male end was also polarized. these were used on later (1960s?) transformerless sets. It is likely that your Philco has pins that are the same diameter, as it is likely transformer powered.
"Do Justly, love Mercy and walk humbly with your God"- Micah 6:8
Best Regards,
MrFixr55