Sunday, October 16, 2022

Man-from-Mars Radio Hat

4 comments:

newton said...

I want one!

Here's some pictures of people wearing this:
https://rarehistoricalphotos.com/radio-hat-pictures-history-1949/

Anonymous said...

Interesting. I always thought tubes ran on much higher voltages.

newton said...

It looks like these old portable tube radios had an 'A' battery and a 'B' battery. The 'B' battery was for the tube anode plate and was 90v. They apparently used to sell small 90v batteries just for these radios.

https://www.dos4ever.com/battery/batteries.jpg

Anonymous said...

Thanks, Newton!