Found 2 Results for battery operated.Showing 1 to 2.
1.
Radio
If
battery operated, you probably need new batteries. Otherwise, take tubes to radio shop and have them tested.
http://www.fun-home-projects.com/household_repairs/r/radio.html
2.
Ignition Systems
Low tension ignition was employed on motorcycles, motor-tricycles and automobiles during the early days, but it has long since been replaced by high tension—either
battery or magneto— low tension ignition being confined mainly to stationary engines and, in some cases, small marine engines.
http://www.fun-home-projects.com/household_repairs/e/engine_gasoline/ignition_systems.html