Events Great Southwest Cajun Fest, 4/22 in Chandler. Great Southwest Cajun Fest, 4/22 in ChandlerFrom Cajun food to New Orleans sounds and a puppy parade, find your fun at the Chandler festival. Events. 2 days, 20 hours ago.
No CD player would put out 3 Vrms - they must mean 3 V peak to peak. To answer your question, the output of a CD player is continously variable from 0v to its max voltage output. As a related point interest, every line level preamp, I've ever seen, has no difference between the AUX, Tape In, CD etc.
There are a couple of reasons that higher sampling rates can be advantageous; the first is that while 44.1kHz is the standard for audio CDs, 48kHz is the standard for audio for video. Studios who regularly work in film and television may use 48kHz as their in-house standard.