Audio quality tests: Difference between revisions

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<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Cajyg.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Cajyg.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Caxiq.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Caxiq.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cabletom.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cabletom.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs HD Retrovision SNES Cejl.png|{{nowrap|HD Retrovision SNES Component Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs HD Retrovision SNES Cejl.png|HD Retrovision SNES Component Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Bitfunx GameCube Compbfo.png|{{nowrap|Bitfunx GameCube Component Cable}}
File:DA ALL AVG mdfourier-dac-48000 vs Bitfunx GameCube Compbfo.png|Bitfunx GameCube Component Cable
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Posqz.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}}
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Posqz.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Poeoo.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}} <sup>{{nowrap|''Sample Rate Hack''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Poeoo.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <sup>{{nowrap|''Sample Rate Hack''}}</sup>
</gallery>
</gallery>


<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:NF SP B Nintendo Stereo AV Caxwc -1Silence.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Caxwc -1Silence.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Caulg -1Silence.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B Nintendo Stereo AV Caulg -1Silence.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B Generic S-Video Cablegwa -1Silence.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Generic S-Video Cablegwa -1Silence.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B HD Retrovision SNES Cila -1Silence.png|{{nowrap|HD Retrovision SNES Component Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B HD Retrovision SNES Cila -1Silence.png|HD Retrovision SNES Component Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B Bitfunx GameCube Compbxh -1Silence.png|{{nowrap|Bitfunx GameCube Component Cable}}
File:NF SP B Bitfunx GameCube Compbxh -1Silence.png|Bitfunx GameCube Component Cable
File:NF SP B GCVideo-DVI v3.1 + Powym -1Silence.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}}
File:NF SP B GCVideo-DVI v3.1 + Powym -1Silence.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter
File:NF SP B GCVideo-DVI v3.1 + Popdf -1Silence.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}} <sup>{{nowrap|''Sample Rate Hack''}}</sup>
File:NF SP B GCVideo-DVI v3.1 + Popdf -1Silence.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <sup>{{nowrap|''Sample Rate Hack''}}</sup>
</gallery>
</gallery>


Line 36: Line 36:


<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo RF Modulatorqxl.png|{{nowrap|Nintendo RF Modulator}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo RF Modulatorqxl.png|Nintendo RF Modulator <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Cafwu.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Cafwu.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cableczp.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cableczp.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
</gallery>
</gallery>


<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:NF SP B Nintendo RF Modulatorvhh -1Silence.png|{{nowrap|Nintendo RF Modulator}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo RF Modulatorvhh -1Silence.png|Nintendo RF Modulator <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Carkb -1Silence.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Carkb -1Silence.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Generic S-Video Cablefmb -1Silence.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Generic S-Video Cablefmb -1Silence.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
</gallery>
</gallery>


Line 61: Line 61:


<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Cadrx.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Cadrx.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Camlz.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Camlz.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cablehvi.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cablehvi.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs HD Retrovision SNES Cyvn.png|{{nowrap|HD Retrovision SNES Component Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs HD Retrovision SNES Cyvn.png|HD Retrovision SNES Component Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Bitfunx GameCube Compyeg.png|{{nowrap|Bitfunx GameCube Component Cable}}
File:DA ALL AVG mdfourier-dac-48000 vs Bitfunx GameCube Compyeg.png|Bitfunx GameCube Component Cable
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Povjc.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}}
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Povjc.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Pocsl.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}} <sup>{{nowrap|''Sample Rate Hack''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs GCVideo-DVI v3.1 + Pocsl.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <sup>{{nowrap|''Sample Rate Hack''}}</sup>
</gallery>
</gallery>


<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:NF SP B Nintendo Stereo AV Caswr -1Silence.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Caswr -1Silence.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Cavpk -1Silence.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B Nintendo Stereo AV Cavpk -1Silence.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B Generic S-Video Cableucu -1Silence.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Generic S-Video Cableucu -1Silence.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B HD Retrovision SNES Clxg -1Silence.png|{{nowrap|HD Retrovision SNES Component Cable}} <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B HD Retrovision SNES Clxg -1Silence.png|HD Retrovision SNES Component Cable <sup>{{nowrap|''DOL-CPU(P)-10''}}</sup>
File:NF SP B Bitfunx GameCube Compqpd -1Silence.png|{{nowrap|Bitfunx GameCube Component Cable}}
File:NF SP B Bitfunx GameCube Compqpd -1Silence.png|Bitfunx GameCube Component Cable
File:NF SP B GCVideo-DVI v3.1 + Ponzs -1Silence.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}}
File:NF SP B GCVideo-DVI v3.1 + Ponzs -1Silence.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter
File:NF SP B GCVideo-DVI v3.1 + Ponie -1Silence.png|{{nowrap|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter}} <sup>{{nowrap|''Sample Rate Hack''}}</sup>
File:NF SP B GCVideo-DVI v3.1 + Ponie -1Silence.png|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <sup>{{nowrap|''Sample Rate Hack''}}</sup>
</gallery>
</gallery>


Line 85: Line 85:


<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Different amplitudes" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo RF Modulatorrzn.png|{{nowrap|Nintendo RF Modulator}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo RF Modulatorrzn.png|Nintendo RF Modulator <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Caifm.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Nintendo Stereo AV Caifm.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cablebib.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:DA ALL AVG mdfourier-dac-48000 vs Generic S-Video Cablebib.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
</gallery>
</gallery>


<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
<gallery caption="Noise floor" widths="200px" heights="100px" mode="slideshow" showthumbnails>
File:NF SP B Nintendo RF Modulatorvse -1Silence.png|{{nowrap|Nintendo RF Modulator}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo RF Modulatorvse -1Silence.png|Nintendo RF Modulator <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Cairq -1Silence.png|{{nowrap|Nintendo Stereo AV Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Nintendo Stereo AV Cairq -1Silence.png|Nintendo Stereo AV Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Generic S-Video Cablelgk -1Silence.png|{{nowrap|Generic S-Video Cable}} <sup>{{nowrap|''DOL-CPU-11''}}</sup>
File:NF SP B Generic S-Video Cablelgk -1Silence.png|Generic S-Video Cable <sup>{{nowrap|''DOL-CPU-11''}}</sup>
</gallery>
</gallery>

Revision as of 13:52, 21 December 2021

32kHz sample rate

Using MDFourier 1.07d (15-12-2021) with this reference file.

The 32kHz sample rate is most commonly used by licensed software. It is upsampled to 48kHz in hardware prior to final output.

A 15kHz white screen was displayed to induce audible noise.

ASUS PRIME X570-PRO

Using ALC1220 (S1220A).

Hauppauge WinTV-HVR-1850

Using CX23888.

48kHz sample rate

Using MDFourier 1.07d (15-12-2021) with this reference file.

The nominal sample rate is 54MHz÷1124, rather than 54MHz÷1125. This is reflected in the frame duration of the standard equipment test.
The 48kHz sample rate is most commonly used by homebrew software and streaming audio in licensed software.

A 15kHz white screen was displayed to induce audible noise.

ASUS PRIME X570-PRO

Using ALC1220 (S1220A).

Hauppauge WinTV-HVR-1850

Using CX23888.