Witness the full restoration of a vintage truck generator as it is rewound and repaired to function once again. The process is a true display of craftsmanship, requiring intricate skills similar ...

[Mike] has put up a great video on his [SmallEngineMechanic] YouTube Channel about a tool we don’t see very often these days. He’s using an armature growler (YouTube link) to test the … ...

He’s using an armature growler (YouTube link) to test the armature from a generator. Armature growlers (or just growlers for short) were commonplace years ago.