![DPX2250 signal connections and audio adjustments](/images/new-backgrounds/14490/1449013x1.webp)
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DPX2250 signal connections and audio adjustments
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| DPX1800 and DPX11500 signal connections and audio adjustments | ||||
1. | RCA input jacks |
| 8. RLC (Remote Level Control) port | ||
2. IVS (Input Voltage Selector) |
| 9. Output mode switch | |||
3. | PFS (precise Frequency Selector) |
| 10. | Crossover function switch | |
4. BBS (Bass Boost Control |
| 11. Subsonic filter frequency selector | |||
5. | SLI (Speaker Level Inputs) |
| 12. | Slave RCA jack | |
6. Gain control |
| 13. RCA output jack | |||
7. | PCS (Polarity Control Switch) |
| 14. | Master/Slave selector |
APX/DPX Amplifiers | 7 |