#88 EEL 3211C DC Machines; Effect of Varying R on Omega (5')

#89 EEL 3211C DC Machines; Commutator Segment Connections (11')

#90 EEL 3211C DC Machines; Additional Types (8')

#85 EEL 3211C DC Motors; DIfficulties with Commutation (11')

#86 EEL 3211C DC Machines; Design, Power Flow and Examples (13')

#87 EEL 3211C DC Machines; Effect of Varying Rf (6')