Audial S4 D/A Converter - King of the TDA1541 - Everdayday Audiophile
Philips hifi forum tenth anniversary TDA1541 DAC decoder board bare PCB L11-37 | eBay
TNT1541 - diy zero-oversampling dac [English]
Grading process of the Philips TDA1541A into R1 and S1 grades. - DutchAudioClassics.nl
I am very impressed with the TDA-1541 DAC inside the Magnavox CDB-473 I just bought off Ebay. It's an old player but it sounds fantastic. : r/vintageaudio