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XCR

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  1. Hi, I have recently purchased an Analog Discovery 2 and noticed a sort of flickering or instability. I have connected the wavegen 1 output with the oscillator 1 input and wavegen 2 with oscillator 2 by simply connecting them with copper wire and generating a sine wave by the wavegen outputs. The oscilloscope displayed the signal correctly, however sometimes one of the oscillator channels showed a sine curve, which seems to change the sign many times per second, giving a flickering signal. This happened especially when the frequencies of the wavegen 1 and 2 were not the same. Similarly, I have also seen the oscillator displaying a curve moving slowly from right to left over the screen. Since I have previously used another Analog Discovery 2, which did not show these problems, I wanted to ask whether this behaviour is an indication of a faulty waveform generator or oscillator or simply a matter of having chosen the wrong setting. Thank you very much in advance!
  2. Hi, I am using the Analog Discovery 2 (probably an older model) with the WaveForms software (downloaded a few months ago). For an experiment, I had two sine waves with the same frequency on both wavegen outputs with a relative phase set between these two waves. However, for every time, I switch on the output, a random relative phase between the two outputs is generated. This can be fixed by setting the phase after having switched on the output, but it would be very inconvenient to do it every time and would be relatively inaccurate for the experiment. Therefore, I wanted to ask, whether there have been updates to the hardware (or software) in the meantime to fix the problem, and if not, whether someone knows a solution to it. Many thanks!
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