In 1937 BRADBY’S ENGINEERING made an auxiliary engine known as "The Tiny Tim" for its high capacity and small size.

"The Tiny Tim"

-It supplied 6 Volts to 12 Volts and could give an electrical output of 200 watts.

-It was a modest design for use in aviation, recharge batteries, etc.

-The Tiny Tim had a device that stopped the engine when the battery was charged.

-The same dynamo acted as an electric starter motor for the apu assembly.