Just picked up a 1930s Battery operated Coronado

[Jeffhs]

Originally Posted by init4fun

Despite Jeff's dour predictions , capacitor C1 would save the antenna coil if AC was improperly applied to the antenna terminals .

I didn't realize there was a capacitor in the antenna circuit to protect the coil in case the latter were inadvertently connected to 110v AC power. This will teach me not to say anything like what I said in my post without being sure of the facts.