SPDIF embeds the clock into the signal, so it must be recovered. If possible with analog vs stereo receiver vs vinyl. Since digital has become mainstream they can take the levels higher with less distortion than its analog counterpart. Great to hear it can be done!
Could you provide some sources on the claim regarding jitter? These waves are simple in transmitting as well as more dependable while contrasted to analog waves. The war between the digital and analog has been raging ever since the introduction of digital music over three decades ago. UHF stations were in operation. With anythng audio, I always go digital for transporting anything. Your NAS is also connected to the router.
Except for artistic purposes, analog mixing is not recommended for high fidelity music production. Michael G is on which emphasis to concentrate on. Amp to the Powered Subwoofer. Newer connectors are identified by their shape and not their colour.
The problem with many digital audio productions is a general lack of care or knowledge in the proper way to record and process the audio and also the abundance of poorly designed, inexpensive digital recording hardware and software.