These are recordings from past class lectures.
The audio is not always great, but if you weren’t paying attention or you missed a class, this can help catch you up.
Rod: http://www.youtube.com/watch?v=3bk1puHYUVk
Guide Part 1: http://www.youtube.com/watch?v=CflNrZEhaLs
Guide Part 2: http://www.youtube.com/watch?v=0WB3ZJ0-b8E
Drawing Templates: http://www.youtube.com/watch?v=0glpff_NBL8
Creating Drawings: http://www.youtube.com/watch?v=9IibLu1Wruk
Rules for Drawings: http://www.youtube.com/watch?v=eRpZ5vpS24w
Assembly Files: http://www.youtube.com/watch?v=0kTfC4bi-T0
Assembly Drawings: http://www.youtube.com/watch?v=y_6_ZIgq_MQ
Ex3.8: http://www.youtube.com/watch?v=W-ANX3rLB0c
Battery: http://www.youtube.com/watch?v=JkEDknKzhDc
Battery Plate: http://www.youtube.com/watch?v=jLNQPhQdI3A
Lens with Shield: http://www.youtube.com/watch?v=n5pRa6qLml0
Molds: http://www.youtube.com/watch?v=oakGF90tBko
Switch: http://www.youtube.com/watch?v=nebgasP1uwU
Lenscap: http://www.youtube.com/watch?v=Pq5RY1Algcs
Housing Part 1: http://www.youtube.com/watch?v=Z8MxX1pYPJ0
Housing Part 2: http://www.youtube.com/watch?v=BlA9egiCyhs