66310 EMD GP40 - Reading #3675 Diesel Locomotive - DCC Sound Brand_Auhagen The Dynamometer is one of

The Dynamometer is one of the simplest UGEARS models but at the same time it demonstrates several basic principles of mechanics

A standard 1930s design

Bachmann Branchline OO Scale

This model faithfully recreates the German Self-Propelled Howitzer Wespe

66310 EMD GP40 - Reading #3675 Diesel Locomotive - DCC Sound Brand_Auhagen The Dynamometer is one ofThe GP40 was considered the top of EMDS four axle line when first introduced in the late 1960s. It visually differed from earlier GP models, featuring three radiator fans on its long hood, but was otherwise similar in style to the GP38, which entered production around the same time. The locomotive was popular for its ease of maintenance and standardized features and remained in production until succeeded by the GP40 2 in the early 1970s. Today, many