My cd 160 player<\/a><\/p>\nTHD-N with SMD star-ground<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/Screenshot-2021-10-11-at-10.46.00.png\")
<\/p>\n
Here THD-N with SMD connect to ground plane, little better<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/Screenshot-2021-10-11-at-11.05.23.png\")
<\/p>\n
Measured with 1 kHz unditherd 0 dBfs , Ceramic capacitors<\/p>\n
192 kHz measure freq – 16 x avg FFT lenght 1 miljon<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-1-kHz-un-ditheed-CBS-CD-1-Ceramic-smd.png\")
<\/p>\n
Measured with 1 kHz unditherd 0 dBfs , PPS capicitors<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-1-kHz-un-ditheed-CBS-CD-1-PPS-smd.png\")
<\/p>\n
Measured with 1 kHz unditherd 0 dBfs , PPS capacitors & Ceramic capacitors<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-1-kHz-un-ditheed-CBS-CD-1-Ceramic-smd-VS-PPS-smd-96.png\")
<\/p>\n
Close-up Measured with 1 kHz unditherd 0 dBfs , PPS capacitors & Ceramic capacitors<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-1-kHz-un-ditheed-CBS-CD-1-Ceramic-smd-VS-PPS-smd-zoom.png\")
<\/p>\n
Multitone -20 dBfs Dithered ceramic capacitor<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-Multitone-20-dBfs-Ceramic.png\")
<\/p>\n
Multitone -20 dBfs Dithered PPS capacitor<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-Multitone-20-dBfs-PPS.png\")
<\/p>\n
Multitone -20 dBfs Dithered PPS capacitor & ceramic capacitor<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-Multitone-20-dBfs-PPS-vs-Ceramic.png\")
<\/p>\n
Multitone -20 dBfs Dithered PPS capacitor & ceramic capacitor 10 Hz – 96 kHz<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-Multitone-20-dBfs-PPS-vs-Ceramic-10-96-kHz.png\")
<\/p>\n
I can not measure or hear differents between PPS and ceramic, I made a third board with out caps<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/DAC_TEST-caps.jpg\")
<\/p>\n
1 kHz \u00a0Capacitors no dithered<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/1khzcaps_nodither.png\")
<\/p>\n
1 kHz no Capacitors no dither<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/1khznocaps_nodither.png\")
<\/p>\n
1 kHz 0 dBfs no capacitors \u00a0VS Capacitors no dither 20- 20 kHz<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-1-kHz-undithered-Caps-vs-No-Caps.png\")
<\/p>\n
1 kHz 0 dBfs no capacitors \u00a0VS Capacitors no dither 20- 96 kHz<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-1-kHz-undithered-Caps-vs-No-Caps-96-kHz.png\")
<\/p>\n
Mutlitone -20 dBfs with and without capacitors ! 10 – 20 kHz<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-Multitone-Caps-vs-No-Caps.png\")
<\/p>\n
Mutlitone -20 dBfs with and without capacitors ! 10 – 96 kHz<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/10\/FFT-Spectrum-_-Multitone-Caps-vs-No-Caps-96-kHz.png\")
<\/p>\n
i can not measure or hear differents between the used capacitors\u00a0<\/strong><\/p>\n1 kHz my \u00a0CD player ( Blue ) \u00a0vs \u00a0Grundig CD 9009 ( Red )<\/p>\n
![\"\"](\"https:\/\/www.bramjacobse.nl\/wordpress\/wp-content\/uploads\/2021\/09\/FFT-Spectrum-_-CD360-vs-CD9009-20-20kHz.png\")
<\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
After reading A Monolithic Dual 16-Bit D\/A Converter IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. SC-21, NO. 3, JUNE 1986 HANS J. SCHOUWENAARS, EISE CAREL DIJKMANS, BEN M. J. KUP, AND ED J. M. VAN...<\/p>\n","protected":false},"author":1,"featured_media":6679,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[123,8],"tags":[],"class_list":["post-6681","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-diy-project","category-measurement"],"yoast_head":"\n
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