What Does a Shifted Voltage Waveform Indicate About Load Characteristics?

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Discussion Overview

The discussion revolves around the interpretation of a shifted voltage waveform across a resistor load, specifically in the context of a 230V AC supply at 50Hz. Participants are exploring what can be inferred about the load characteristics based on the provided waveform.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant shares a voltage waveform image and asks what can be inferred about the connected load from it.
  • Several participants note issues with the image link, indicating it is not working properly.
  • Another participant questions the clarity of the original question, asking for additional details such as a schematic and clarification on the meaning of the 15W specification.
  • There is uncertainty about whether the 15W refers to power or resistance, with a suggestion that it might be 15 ohms instead.
  • A later reply provides the image for others, indicating a desire to facilitate the discussion despite the original link issues.

Areas of Agreement / Disagreement

Participants express disagreement regarding the clarity of the original question and the adequacy of the information provided. Multiple competing views exist about the interpretation of the waveform and the specifications mentioned.

Contextual Notes

Limitations include missing details about the schematic, the exact nature of the load, and the interpretation of the 15W specification. The discussion remains open-ended without definitive conclusions.

Krishna18
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https://files.slack.com/files-pri/T0GNF95E2-F0TV5JSSG/voltage_reversed_and_shifted.png

This the voltage waveform across a resistor load (15W). The applied voltage is 230V AC at 50Hz. What can be inferred from this? [ the Analog to Digital conversion of Voltage happens at around 1690 Samples per second]. What can we infer about the connected load from this waveform?

[Update: The image URL seems to be working erratically. Alternate link for the image:
http://s000.tinyupload.com/?file_id=17480154503681850214 ]
 
Last edited:
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Your image is not working.
 
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meBigGuy said:
Your image is not working.

Thanks for pointing out. I don't know why its not working. Included an alternative link anyways.
 
Not enough information. The question doesn't really make sense to me. Can you draw a schematic and show where this waveform was taken?

230V 50Hz is going through something that provides this waveform across a resistor? Are the numbers the actual voltage across the resistor? What is the 15W about? Did you mean 15 ohms?
 
I abhor those spammy image sites

here's the image for the benefit of all

voltage_reversed_and_shifted.jpg
 

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