SwinSID nano & SID module - redundant components?

MIDIbox SID
1

Hi,

 

http://discourse.midibox.org/t/topic/16035

 

What about filter caps C1 and C2? And if you know you’re not going to use audio in, I guess you can leave out everything connected to SID pin 26 and connect it directly to ground?

 

Is this all?

2

Hi!

http://discourse.midibox.org/t/topic/8769