Let's find out the exact difference between these versions. Polychorus XO is normally operated with 9V but the Big Box is operated with 24V. How do they sound different?
Timestamp:
00:00 Introduction
00:13 Chassis Design
03:19 Circuit
03:37 Measurement
08:24 Sound Test
11:23 Real Difference
13:20 Conclusion
I want to attach the link to buy the Polychorus. But I forgot that the Polychorus had been already discontinued. I'm lucky to be one of the people who bought 2 different versions. I missed an opportunity to buy the Original version, so I don't know what was the original like.
![](https://i.ytimg.com/vi/6Q1tM_A3KWg/maxresdefault.jpg)