Description
The SDx amplifiers have double the thermal capacity as the original SD amplifiers.

The top plate has also been increased from 1.3mm to 5mm thick. An additional top plate can be purchased in RED.
| Continuous Power | 75W x 4 @ 4 ohms | 
| 14.4V Supply Voltage | 135W x 4 @ 2 ohms | 
| Bridged | 270W x 2 @ 4 ohms | 
| Frequency Response | 10Hz – 27KHz | 
| Input Sensitivity | 200mV t- 6V (low level) | 
| 500mV – 10V (high level into RCA connectors) | |
| Recommended Fuse Ratings | 30A @ 4 ohms / 50A @ 2 ohms | 
| Filter Modes | High Pass – Low Pass – Band Pass | 
| High Pass Filter | Ch 1+2: 20Hz – 5KHz | 
| At 12dB/Oct Slope | Ch 3+4: 20Hz – 5KHz | 
| Linkwitz-Riley | |
| Low Pass Filter | Ch 1+2: 50Hz – 5KHz | 
| At 12dB/Oct Slope | Ch 3+4: 50Hz – 5KHz | 
| Linkwitz-Riley | |
| Detented Filter Potentiometers | 41 Click-in-Place Frequencies | 
| Height | 2 in / 50.3 mm | 
| Width | 7.0 in / 178 mm (includes mounting feet) | 
| Depth | 4.5 in / 114.3 mm (includes terminals) | 
| Net Weight | lb / kg | 

                        
        



















