At least the manual of the K5000S says it can (see page 30):Teksonik wrote: Sat Dec 05, 2020 2:23 pm"Polyphony - 32 for the K5000S which has only the additive engine, and 64 for the K5000W which has the additive and PCM/GM engines",
http://www.vintagesynth.com/kawai/k5000.php
This seems to contradict the Vintage Synth article:
https://encyclotronic.com/synthesizers/ ... izer-r288/
This seems like a good price for a K5000S:
https://reverb.com/item/1816114-kawai-k ... eybed-ever
https://www.deepsonic.ch/deep/docs_manu ... nual_2.pdf

