|
About the QA40x category
|
|
1
|
729
|
August 9, 2023
|
|
macOS ampMeasure public beta
|
|
9
|
258
|
October 18, 2026
|
|
"Bug" in the PowerThdVersusFrequency Automated test?
|
|
2
|
51
|
October 17, 2026
|
|
Is there new software for the QA403?
|
|
2
|
85
|
October 16, 2026
|
|
ampMeasure 1.0.1 is now live on Apple App Store
|
|
0
|
72
|
October 15, 2026
|
|
Time domain amplitudes
|
|
8
|
162
|
September 30, 2026
|
|
Rasberry pi 4b compatible?
|
|
4
|
123
|
September 28, 2026
|
|
QA404 and QA403 Update
|
|
66
|
8418
|
September 23, 2026
|
|
Pink Noise User Weighting
|
|
13
|
249
|
September 15, 2026
|
|
ampMeasure 1.0 is now on the Mac App Store 🎉
|
|
0
|
111
|
September 15, 2026
|
|
Driving DAC to be measured to full output
|
|
3
|
119
|
September 15, 2026
|
|
More precision in exported CSV files?
|
|
1
|
117
|
August 18, 2026
|
|
Phonalyzer for QA40x
|
|
17
|
593
|
August 16, 2026
|
|
Turntable cable test: cheap vs hifi
|
|
3
|
185
|
August 14, 2026
|
|
QA402/403 I2S expansion specifications
|
|
8
|
969
|
July 25, 2026
|
|
Revox B77 recording calibration
|
|
6
|
303
|
July 18, 2026
|
|
Continous measurements via REST API
|
|
0
|
113
|
July 16, 2026
|
|
QA403 Input and Output Impedance
|
|
1
|
179
|
July 14, 2026
|
|
Interesting Problem (?) with PWR THD vs FREQ Automated Test
|
|
8
|
193
|
July 13, 2026
|
|
QA401 noise floor
|
|
6
|
195
|
July 7, 2026
|
|
Testing amps upto 300W into 8ohms
|
|
4
|
273
|
June 18, 2026
|
|
QA403 I2S Input / Output
|
|
33
|
1878
|
June 17, 2026
|
|
USB: startech ST4200SUBM: USB 2.0 hub ok?
|
|
7
|
188
|
June 6, 2026
|
|
Multiple QA403 devices
|
|
6
|
258
|
June 5, 2026
|
|
First impressions
|
|
2
|
192
|
May 27, 2026
|
|
Capture long audio input signal (above 22s~)
|
|
3
|
142
|
May 27, 2026
|
|
QA403 availability in Eleshop
|
|
3
|
333
|
May 20, 2026
|
|
"Ringing" in Freq response using Triggered Response/Expochirp with Streamer
|
|
8
|
234
|
May 19, 2026
|
|
QA403 output on my oscilloscope
|
|
5
|
367
|
May 10, 2026
|
|
QA403 ADC overflow
|
|
4
|
219
|
April 27, 2026
|