Fellow RCMers, I've been reading a book from the 50's that describes different kinds of electrical motors and how to repair/rebuild them. In one part, it very briefly recommends using a "growler" to test an armature. Unfortunately, the reference was short and pretty obscure, and I was read more...In article: What is a "Growler"? (electrical test device)
I can't seem to find a transformer for 12470 pri to 208 sec. Any suggestions? Vendors? I've heard people talk about parallel transformers. If the turn ratios are the same and impedances are the same is it as simple as hooking two 50kVA transformers together to get 100kVA? (Wouldn't that be an open delta read more...In article: 12470 to 208 transformer
I have a clear plastic shell. I don't know exactly what sort of plastic it is, but it's probably not polycarbonate; it was cheap (bought it at the dollar store). I need to paint this with something that will make it look like smoked plastic. Some sort of translucent black paint? I will have lights read more...In article: how to "smoke" clear plastic?
I just ordered one, then heard a tale of woe from a fellow club member at our indoor flying session this weekend. He said his had a very poor fit and had to shimmed out with tape, and he experienced servo jittering that he couldn't fix. He returned the module and it was replaced with another (and read more...In article: Anyone using a Spektrum module in their Futaba 8U or 9C?
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