How do I find the power coming out of a VCR?

  • Thread starter Thread starter Octavarium
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Octavarium

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I can only connect the output from VCR to an oscilloscope and measure its peak to peak voltage to be around 150mV. How do I know the actual power coming our from the VCR?

What's the regular resistance of a VCR cable? 50,75 ohm? If this assumption is true. Do I use the measured voltage and the resistance of VCR cable to calculate the power coming out??
 
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