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UPB interface schematic, or SA US22-40 repair advice
There used to be a circuit diagram on the web for the hardware of a UPB interface to a microcontroller, consisting of a handful of coils and capacitors going into a microcontroller. Anyone know where to find it? Let me explain why ... I have a smallish setup of UPS switches and outlets at home... -
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State of the UPB market?
What is the current state of the UPB market? Is continued supply of additional components likely, or is it endangered? I'm not trying to start a flame war, nor dump on any UPB companies, nor ask whether UPB or a different communication mechanism is better. My question is actually quite simple...