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Does the LJTDAC add considerable noise to a U3? I’m getting a lot of noise on my velocity sensor now that I installed the DAC. I didn’t have very much before and the only thing different is that.
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I ran the following test:
I did see an difference in the data when the TDAC connected or removed.
I also repeated the above test using AIN 0 and 1 instead of 4 and 5. Results were the same.
Please try the GND test outlined above. Do you get the same results that I do?