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Amplifier with 60 Hz Hum
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7
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247
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May 19, 2025
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QA403 Test / Calibration question
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20
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322
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May 12, 2025
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Improvements to the software?
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66
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1078
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May 4, 2025
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Q40x request for troubleshooting intermittents
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5
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85
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May 1, 2025
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To terminate or not? QA403
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2
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114
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April 28, 2025
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Mirror the input to pc
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2
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110
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April 24, 2025
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SOLVED: QA403 software runs on Linux but can't see device (device and software work on Windows)
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5
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499
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April 19, 2025
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An XLR cable adapter
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12
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466
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April 17, 2025
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Auto pad feature request
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3
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56
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April 17, 2025
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QA403 384Khz sampling rate
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20
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1151
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April 15, 2025
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How get a read of the Signal Input In dBu
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1
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80
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April 15, 2025
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How to set the delay?
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3
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72
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April 7, 2025
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Creating a log plot of a potentiometer
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7
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140
|
March 31, 2025
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Just got my new QA403 along with QA451B and had some questions
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14
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997
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March 16, 2025
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Amp Gain & Distortion Autoset Limit Issues
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10
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205
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March 14, 2025
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Intermodulation distortion?
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16
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223
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March 9, 2025
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IMD SMPTE Channels Skewed
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5
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91
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March 8, 2025
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[QA403] - ASIO Driver - When?
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30
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1396
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March 7, 2025
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Some Audio Adapter Cables
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4
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581
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March 1, 2025
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NEWBIE Warning! Preamp testing Setup
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3
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143
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February 28, 2025
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Cable questions
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6
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158
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February 27, 2025
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QA403 - prelease 1.210 - THD Error from -4dbV to 0dBV Generator
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8
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165
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February 24, 2025
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QA401H on QA402
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24
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1109
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February 18, 2025
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Is it possible to run automated test (AmpFrequencyResponse) over REST API?
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2
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100
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February 13, 2025
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"Object reference not set to an instance of an object" when using "-HEADLESS"
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1
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52
|
February 11, 2025
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dB and THD don't line up on graph
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2
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108
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February 9, 2025
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Bitmap light mode for printing
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8
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404
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February 5, 2025
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First version of custom QA40x Audio Analyser
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33
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799
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January 28, 2025
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QA40x Application 'Poof' v1.209
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7
|
131
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January 22, 2025
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QA403 intermittent behavior
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4
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87
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January 21, 2025
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