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by dennyblock
Wed Oct 25, 2017 9:41 pm
Forum: O-Gauge, 3-Rail, Model Railroading
Topic: ZW whistle controller?
Replies: 1
Views: 2735

ZW whistle controller?

I'm replacing the rectifier discs in an old ZW 275 watt transformer with diodes. I need to know if the end with the painted stripe goes towards the metal bracket or towards the switch contact. I did an internet search and found several pictures of it either way but that can't be right because you re...

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