Description
Alpine managed to pack more power per square inch into their PDR-F50 4-channel Power Density Reference amplifier than almost any other amp in its class.
4-channel car amplifier — 85 watts RMS x 4
- 4-channel car amplifier
- 85 watts RMS x 4 at 4 ohms (125 watts RMS x 4 at 2 ohms)
- 250 watts RMS x 2 in bridged mode (4-ohm stable in bridged mode)
- CEA-2006 compliant
- separate variable high- and low-pass filters (50-400 Hz, 12 dB/octave) on front and rear channels
- selectable bass boost (0, 6, or 12 dB at 50 Hz) on rear channels
- preamp and speaker-level inputs
- speaker-level inputs require RCA adapter cables
- Class-D amplifier design
- MOSFET power and output stages
- fuse rating: 30A x 2
- 4-gauge power and ground leads recommended — wiring and hardware not included with amplifier
- 9″W x 2-1/16″H x 7-1/8″D