To determine the transfer function of d.c. techogenerator?

Question

To determine the transfer function of d.c. techogenerator?

Answer 1

This will give you the answer you seek, i could type it out, but I could not impart the diagrams necessary for examples.

http://www.plant-maintenance.com/article...

Answer 2

Spin it at several known RPM's (or measur the RPM's with a handheld tach) and plot the output voltage vs RPM on a chart.    If you do this in MS Excel you can create a chart then add a trendline and use the options to display the trendline formula on the chart. That formula is your transfer function