Recent content by Shady Artin

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    Calculating Stresses for Metal Pole Design in Audio System Installation

    I'm working on a public area audio system where we need to install our horn speakers on big height as per their installation requirements. We designed a metal pole as described: Pole consists of two poles: 1) a 7.5 meters height, 10" diameter, 6mm thickness. 1.5 meters are to be buried...
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    Can I use two AC TRs with ONE neutral at sec. and prim.?

    What power rating should that resistor have?
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    Can I use two AC TRs with ONE neutral at sec. and prim.?

    The situation: I have one BMS (Building Management System) controller supplied from TR1 (220Vac to 24Vac transformer) and provides an analog control signal (0-10VDC) with the (-) of that DC being the same as the Neutral of the controller (from TR1) and should control a valve actuator. The...
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