#powersupply

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  1. R

    Servo motor torque current calculation

    HI , I am currently working with 3 phase AC servo motor and it is rated as 230VAC. I have the measurements of currents of the three phases - 1.2A, 0.8A, 0.8A respectively with load and rotating at 20 rpm. I want to calculate the torque using the relation Power = 2*pi*speed(rpm)*torque/60. for...
  2. B

    Ultra Low Noise Linear AC to DC Regulator Design

    Greetings, I'm not a circuit designer. But I'm attempting to configure and assemble a DIY audio equipment design. I have looked all over for details on how to build a very low noise linear power supply that I would like to use with a SPDIF board which I intend to use in a music streamer. The...
  3. M

    Circuit break controlling two devices at the same time, with same button

    Hi! I would like some tips regarding how to control power to two of my devices with help from just one circuit break. One of the devices are a power bank which have one red and one black cable from it (so that shouldn't be so hard) and the other device are an amplifier which gets it's power...
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