Product Description
DLS Reference RA50 - 4 x 70W + 1 x 265W
DLS REFERENCE series RA50 is a 5-channel amplifier rated at 4 x 70Watts + 1 x 265Watts.
The amplifier is 2 ohm stable on all channels.
- Built-in variable 40-125 Hz switchable low pass filter as well as subsonic filter for subwoofers.
- Built-in filters that allows active crossover to a 2-way system or a mid bass speaker in a 3-way system.
- Grand bass 0-18 dB
- Phase shift control.
- High level input with automatic start.
- RMS output power @ 13, 8 volt DC feed with max max 0,1 % distortion, 20 Hz - 20 kHz.
- The DC input accepts up to 21 sq mm cable / 4AWG
| Number of channels | 5 |
| Amplifier class | AB |
| Mono bridge mode 4 ohm | 2 x 220 W RMS |
| Output power in 2 ohm | 4 x 110 W RMS |
| Output power in 4 ohm | 4 x 70 W RMS |
| Mono sub channel 2 ohm | 365 W RMS |
| Mono sub channel 4 ohm | 265 W RMS |
| Damping factor | >200 |
| S/N ratio, A-weighted | >100 dB |
| Frequency range | 10 Hz - 50 kHz |
| Input sensitivity | 0, 5 - 8 V |
| Input impedance | > 10 kohm |
| Input impedance, high level | 330 ohm |
| Filters channel A & B | HP: 50-140 Hz, LP: 250/2,5 kHz - 700/7 kHz (x1, x10 switch) |
| Phase control for subwoofers | 0-180 degrees variable |
| Filters channel C & D | HP: 50/250/2,5 kHz - 140/700/7 kHz (x1, x5, x50 switch |
| Filters channel E | LP 40 - 125 Hz, Subsonic 25 Hz |
| Grand bass filter | 0 - +18 dB @40 Hz |
| Low level output | No |
| Remote bass level control | Yes |
| Remote phase shift control | Yes |
| High level input with auto start | Yes |
| Power consumption (idle) | 1,2 A |
| Power consumption (max) | 90 A |
| Rec. power cable | Minimum 4AWG / 21 mm2 |
| Dimension (W x D x H) | 479 x 245 x 59 mm (18,85 x 9,65 x 2,33 inch) |
| Weight | 5,5 kg ( 12,1 lb) |
