harman kardon 330b switch question

[Insomia]

Hi guys sorry for noob question. Any idea what this switch for?

 

[century tek]

FM de-emphasis.

 

[dlucy]

Hi guys sorry for noob question. Any idea what this switch for?

You must have the multi-voltage variant of the 330. That switch on the FM MPX board allows you to choose the US standard or the European standard for FM de-emphasis.

 

[Artie]

For America, you should put that switch to "75u". Elsewhere, use "50u".