Audio quality tests - Revision history

Extrems at 22:35, 19 June 2022

2022-06-19T22:35:11Z

Extrems: /* Conclusions */

2022-06-18T14:01:25Z

Conclusions

← Older revision		Revision as of 10:01, 18 June 2022
Line 972:		Line 972:
	** No audio frequencies above 12kHz can be reproduced, and content above 12kHz is aliased into lower frequencies.		** No audio frequencies above 12kHz can be reproduced, and content above 12kHz is aliased into lower frequencies.
	** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.		** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.
	** The red audio cable is the left channel and the white audio cable is the right channel.		** The red audio cable is the left channel, and the white audio cable is the right channel.
	* Unshielded audio/video cables will induce 15kHz noise.		* Unshielded audio/video cables will induce 15kHz noise.
	* GCVideo-DVI's Sample Rate Hack is an option of last resort.		* GCVideo-DVI's Sample Rate Hack is an option of last resort.

Extrems: /* Conclusions */

2022-06-18T14:00:10Z

Conclusions

← Older revision		Revision as of 10:00, 18 June 2022
Line 969:		Line 969:

	* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.		* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.
			** Due to a firmware bug, their effective sample rate is 24kHz.
	** No audio frequencies above 12kHz can be reproduced, and content above 12kHz is aliased into lower frequencies.		** No audio frequencies above 12kHz can be reproduced, and content above 12kHz is aliased into lower frequencies.
	** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.		** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.

Extrems: /* Conclusions */

2022-06-18T04:36:20Z

Conclusions

← Older revision		Revision as of 00:36, 18 June 2022
Line 969:		Line 969:

	* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.		* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.
	** No audio frequencies above 12kHz can be ~~produced~~, and content above 12kHz is aliased into lower frequencies.		** No audio frequencies above 12kHz can be reproduced, and content above 12kHz is aliased into lower frequencies.
	** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.		** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.
	** The red audio cable is the left channel and the white audio cable is the right channel.		** The red audio cable is the left channel and the white audio cable is the right channel.
	* Unshielded audio/video cables will induce 15kHz noise.		* Unshielded audio/video cables will induce 15kHz noise.
	* GCVideo-DVI's Sample Rate Hack is an option of last resort.		* GCVideo-DVI's Sample Rate Hack is an option of last resort.

Extrems: /* Conclusions */

2022-06-18T02:50:45Z

Conclusions

← Older revision		Revision as of 22:50, 17 June 2022
Line 969:		Line 969:

	* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.		* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.
			** No audio frequencies above 12kHz can be produced, and content above 12kHz is aliased into lower frequencies.
	** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.		** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.
			** The red audio cable is the left channel and the white audio cable is the right channel.
	* Unshielded audio/video cables will induce 15kHz noise.		* Unshielded audio/video cables will induce 15kHz noise.
	* GCVideo-DVI's Sample Rate Hack is an option of last resort.		* GCVideo-DVI's Sample Rate Hack is an option of last resort.

Extrems at 22:27, 5 June 2022

2022-06-05T22:27:09Z

@@ Line 25: / Line 25: @@
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Nintendo Stereo AV Cable 32kHz (1).png|Nintendo Stereo AV Cable <br /> <sup>{{nowrap|''With DOL-CPU-11''}}</sup>
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Nintendo Stereo AV Cable 32kHz (2).png|Nintendo Stereo AV Cable <br /> <sup>{{nowrap|''With C/DOL-CPU(P)-10''}}</sup>
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Generic S-Video Cable 32kHz.png|Generic S-Video Cable <br /> <sup>{{nowrap|''With DOL-CPU-11''}}</sup>
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A HD Retrovision SNES Component Cable 32kHz.png|HD Retrovision SNES Component Cable <br /> <sup>{{nowrap|''With C/DOL-CPU(P)-10''}}</sup>
@@ Line 52: / Line 54: @@
 | [[File:NF SP B S1220A Nintendo Stereo AV Cable 32kHz (2) -1Silence.png|200px]]
 | [[File:T SP B S1220A Nintendo Stereo AV Cable 32kHz (2).png|200px]]
 |-
 ! Y/C
@@ Line 414: / Line 428: @@
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Nintendo Stereo AV Cable 48kHz (1).png|Nintendo Stereo AV Cable <br /> <sup>{{nowrap|''With DOL-CPU-11''}}</sup>
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Nintendo Stereo AV Cable 48kHz (2).png|Nintendo Stereo AV Cable <br /> <sup>{{nowrap|''With C/DOL-CPU(P)-10''}}</sup>
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Generic S-Video Cable 48kHz.png|Generic S-Video Cable <br /> <sup>{{nowrap|''With DOL-CPU-11''}}</sup>
 File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A HD Retrovision SNES Component Cable 48kHz.png|HD Retrovision SNES Component Cable <br /> <sup>{{nowrap|''With C/DOL-CPU(P)-10''}}</sup>
@@ Line 442: / Line 458: @@
 | [[File:NF SP B S1220A Nintendo Stereo AV Cable 48kHz (2) -1Silence.png|200px]]
 | [[File:T SP B S1220A Nintendo Stereo AV Cable 48kHz (2).png|200px]]
 |-
 ! Y/C

Extrems at 18:24, 5 June 2022

2022-06-05T18:24:58Z

← Older revision		Revision as of 14:24, 5 June 2022
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	File:DA ALL AVG mdfourier-dac-48000 vs S1220A GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter 48kHz SRH.png\|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <br /> <sup>{{nowrap\|''DC Offset + Sample Rate Hack''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs S1220A GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter 48kHz SRH.png\|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <br /> <sup>{{nowrap\|''DC Offset + Sample Rate Hack''}}</sup>
	File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>		File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>
			File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A ASUS ProArt X570-CREATOR WIFI 48kHz.png\|ASUS ProArt X570-CREATOR WIFI <br /> <sup>{{nowrap\|''90% Volume''}}</sup>
	File:DA ALL AVG mdfourier-dac-48000 vs S1220A Wii U GamePad 48kHz.png\|Wii U GamePad <br /> <sup>{{nowrap\|''With PWB/MAIN/AU/HF-C/DH-01''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs S1220A Wii U GamePad 48kHz.png\|Wii U GamePad <br /> <sup>{{nowrap\|''With PWB/MAIN/AU/HF-C/DH-01''}}</sup>
	</gallery>		</gallery>
Line 477:		Line 478:
	\| [[File:NF SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]		\| [[File:NF SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]
	\| [[File:T SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]		\| [[File:T SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]
			\|-
			! 🎧
			\| <span class="plainlinks">[https://files.extremscorner.org/gamecube/audio/comparisons/S1220A/ASUS%20ProArt%20X570-CREATOR%20WIFI%2048kHz.flac ASUS ProArt X570-CREATOR WIFI]</span><br /><sup>{{nowrap\|''90% Volume''}}</sup>
			\| [[File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
			\| [[File:NF SP B S1220A ASUS ProArt X570-CREATOR WIFI 48kHz -1Silence.png\|200px]]
			\| [[File:T SP B S1220A ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
	\|-		\|-
	! 🎧		! 🎧
Line 705:		Line 712:
	File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Nintendo GameCube Component Video Cable + Generic S-Video Cable 48kHz.png\|Nintendo GameCube Component Video Cable + Generic S-Video Cable <br /> <sup>{{nowrap\|''With DOL-CPU-11''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Nintendo GameCube Component Video Cable + Generic S-Video Cable 48kHz.png\|Nintendo GameCube Component Video Cable + Generic S-Video Cable <br /> <sup>{{nowrap\|''With DOL-CPU-11''}}</sup>
	File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>
			File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz.png\|ASUS ProArt X570-CREATOR WIFI <br /> <sup>{{nowrap\|''90% Volume''}}</sup>
	</gallery>		</gallery>

Line 779:		Line 787:
	\| [[File:NF SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]		\| [[File:NF SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]
	\| [[File:T SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]		\| [[File:T SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]
			\|-
			! 🎧
			\| <span class="plainlinks">[https://files.extremscorner.org/gamecube/audio/comparisons/PCM1808/ASUS%20ProArt%20X570-CREATOR%20WIFI%2048kHz.flac ASUS ProArt X570-CREATOR WIFI]</span><br /><sup>{{nowrap\|''90% Volume''}}</sup>
			\| [[File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
			\| [[File:NF SP B PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz -1Silence.png\|200px]]
			\| [[File:T SP B PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
	\|}		\|}

Extrems: /* Conclusions */

2022-06-02T22:48:26Z

Conclusions

← Older revision		Revision as of 18:48, 2 June 2022
Line 929:		Line 929:
	** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.		** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.
	* Unshielded audio/video cables will induce 15kHz noise.		* Unshielded audio/video cables will induce 15kHz noise.
	* Shared ground planes on either ends will induce 15kHz noise. Avoid connecting CVBS or Y/C if unnecessary.
	* GCVideo-DVI's Sample Rate Hack is an option of last resort.		* GCVideo-DVI's Sample Rate Hack is an option of last resort.

Extrems at 18:10, 2 June 2022

2022-06-02T18:10:40Z

← Older revision		Revision as of 14:10, 2 June 2022
Line 784:		Line 784:
	<ref name="srh">https://github.com/ikorb/gcvideo/blob/main/Firmware/README.md#advanced-settings</ref>		<ref name="srh">https://github.com/ikorb/gcvideo/blob/main/Firmware/README.md#advanced-settings</ref>
	</references>		</references>

			== 96kHz sample rate ==

			The 96kHz sample rate is an unused feature intended for playback of DVD-Audio. <br />
			The nominal sample rate is 54MHz÷562, rather than 54MHz÷562.5.

	== Instrument measurements ==		== Instrument measurements ==

Extrems: /* Conclusions */

2022-05-30T22:42:34Z

Conclusions

← Older revision		Revision as of 18:42, 30 May 2022
Line 922:		Line 922:

	* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.		* Unless your hearing above 8kHz is shot, the Bitfunx/Kaico GameCube Component Cable and Retro-Bit Retro Prism Component Cable will sound dramatically different from anything else.
			** The audio from these cables is not recommended for use with [[Game Boy Interface]] due to excessive aliasing.
	* Unshielded audio/video cables will induce 15kHz noise.		* Unshielded audio/video cables will induce 15kHz noise.
	* Shared ground planes on either ends will induce 15kHz noise. Avoid connecting CVBS or Y/C if unnecessary.		* Shared ground planes on either ends will induce 15kHz noise. Avoid connecting CVBS or Y/C if unnecessary.
	* GCVideo-DVI's Sample Rate Hack is an option of last resort.		* GCVideo-DVI's Sample Rate Hack is an option of last resort.

← Older revision		Revision as of 14:24, 5 June 2022
Line 420:		Line 420:
	File:DA ALL AVG mdfourier-dac-48000 vs S1220A GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter 48kHz SRH.png\|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <br /> <sup>{{nowrap\|''DC Offset + Sample Rate Hack''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs S1220A GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter 48kHz SRH.png\|GCVideo-DVI v3.1 + Portta HDMI to YPbPr Converter <br /> <sup>{{nowrap\|''DC Offset + Sample Rate Hack''}}</sup>
	File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>		File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>
			File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A ASUS ProArt X570-CREATOR WIFI 48kHz.png\|ASUS ProArt X570-CREATOR WIFI <br /> <sup>{{nowrap\|''90% Volume''}}</sup>
	File:DA ALL AVG mdfourier-dac-48000 vs S1220A Wii U GamePad 48kHz.png\|Wii U GamePad <br /> <sup>{{nowrap\|''With PWB/MAIN/AU/HF-C/DH-01''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs S1220A Wii U GamePad 48kHz.png\|Wii U GamePad <br /> <sup>{{nowrap\|''With PWB/MAIN/AU/HF-C/DH-01''}}</sup>
	</gallery>		</gallery>
Line 477:		Line 478:
	\| [[File:NF SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]		\| [[File:NF SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]
	\| [[File:T SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]		\| [[File:T SP B S1220A Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]
			\|-
			! 🎧
			\| <span class="plainlinks">[https://files.extremscorner.org/gamecube/audio/comparisons/S1220A/ASUS%20ProArt%20X570-CREATOR%20WIFI%2048kHz.flac ASUS ProArt X570-CREATOR WIFI]</span><br /><sup>{{nowrap\|''90% Volume''}}</sup>
			\| [[File:DA ALL AVG mdfourier-dac-48000-fade75 vs S1220A ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
			\| [[File:NF SP B S1220A ASUS ProArt X570-CREATOR WIFI 48kHz -1Silence.png\|200px]]
			\| [[File:T SP B S1220A ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
	\|-		\|-
	! 🎧		! 🎧
Line 705:		Line 712:
	File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Nintendo GameCube Component Video Cable + Generic S-Video Cable 48kHz.png\|Nintendo GameCube Component Video Cable + Generic S-Video Cable <br /> <sup>{{nowrap\|''With DOL-CPU-11''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Nintendo GameCube Component Video Cable + Generic S-Video Cable 48kHz.png\|Nintendo GameCube Component Video Cable + Generic S-Video Cable <br /> <sup>{{nowrap\|''With DOL-CPU-11''}}</sup>
	File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>		File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|Retro-Bit Retro Prism Component Cable <br /> <sup>{{nowrap\|''Swapped L/R''}}</sup>
			File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz.png\|ASUS ProArt X570-CREATOR WIFI <br /> <sup>{{nowrap\|''90% Volume''}}</sup>
	</gallery>		</gallery>

Line 779:		Line 787:
	\| [[File:NF SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]		\| [[File:NF SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz -1Silence.png\|200px]]
	\| [[File:T SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]		\| [[File:T SP B PCM1808 Retro-Bit Retro Prism Component Cable 48kHz.png\|200px]]
			\|-
			! 🎧
			\| <span class="plainlinks">[https://files.extremscorner.org/gamecube/audio/comparisons/PCM1808/ASUS%20ProArt%20X570-CREATOR%20WIFI%2048kHz.flac ASUS ProArt X570-CREATOR WIFI]</span><br /><sup>{{nowrap\|''90% Volume''}}</sup>
			\| [[File:DA ALL AVG mdfourier-dac-48000 vs PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
			\| [[File:NF SP B PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz -1Silence.png\|200px]]
			\| [[File:T SP B PCM1808 ASUS ProArt X570-CREATOR WIFI 48kHz.png\|200px]]
	\|}		\|}