03-13-2017, 12:39 PM
Oh. My. GOD!! I've never seen, that, thank you!!!!!!!!
I went NUTS in Japan over all the VVVF (Variable-Voltage, Variable-Frequency) stuff. They are so obsessed with it there that they actually brand the trains with giant "VVVF!" logos and stuff on them. That is gorgeous!!
The Scarborough rt makes some really funky noises too when it's being driven manually at very slow speeds - you really hear the steps between all the different frequencies and steps that the drives go through during the acceleration profile.
Another one of my favourites:
(Scrub to 0:25)
I went NUTS in Japan over all the VVVF (Variable-Voltage, Variable-Frequency) stuff. They are so obsessed with it there that they actually brand the trains with giant "VVVF!" logos and stuff on them. That is gorgeous!!
The Scarborough rt makes some really funky noises too when it's being driven manually at very slow speeds - you really hear the steps between all the different frequencies and steps that the drives go through during the acceleration profile.
Another one of my favourites:
(Scrub to 0:25)