Calculation and building of locomotives

Motorindbygning i model i 1:45 af DSB G-maskine

Kobbelhjulsæt på model i 1:45 af DSB G-maskine

Power requirement diagram, by Flemming Lund - the right size of motor for the model locomotive
Pulling force - and other forces, by Flemming Lund - rolling resistance and pulling power
Locomotive calculations - calculating the motor size, gear ratio and pulling power (in Danish)
Faulhaber micro motors and gearheads in model locomotives - their design, sizes and use (in Danish)
DSB G 601 in 1:45 scale: Motor and transmission - an 0-6-0 locomotive model (in Danish)
Load on DC motors in model locomotives
Electro technique: DC motors (pdf) (in Danish)