- Apr 29, 2003
- 9,076
- 9,794
- Disclosures
- Contributor- Bass Musician Magazine | Marketing Manager- Trickfish Amplification
I dont recall DIP switches on the SP2 that I had, but the thumbwheels adjust the center frequency for each band, there should be either 3 (one per eq band), or 2 (with an external sweepable mid probably). I just used my ears to set the thumbwheels.