Digital Power Amplifiers
The DA-250F is a 4-Channel Digital Power Amplifier featuring lightweight, compact, high power output, and high efficiency. It delivers 250 W x 4 channels (4 x output) using a switching power supply. Each channel is equipped with an independent power section. It can be mounted in an EIA Standard equipment rack (1 unit size).
DA-250F | DA-250D | DA-250D | DA-250DH | DA-250DH | DA-250FH | DA-250FH | |
---|---|---|---|---|---|---|---|
Power source |
220 - 240 V AC, 50 / 60 Hz |
220 - 240 V AC, 50 / 60 Hz |
220 - 240 V AC, 50 / 60 Hz |
220 - 240 V AC, 50 / 60 Hz |
220 - 240 V AC, 50 / 60 Hz |
220 - 240 V AC, 50 / 60 Hz |
220 - 240 V AC, 50 / 60 Hz |
Power / current consumption |
200 W (EN standard) |
120 W (EN standard) |
120 W (EN standard) |
120 W (EN standard) |
120 W (EN standard) |
200 W (EN 62368-1) |
200 W (EN 62368-1) |
Frequency response |
20 Hz - 20 kHz |
20 Hz - 20 kHz |
20 Hz - 20 kHz |
20 Hz - 20 kHz |
20 Hz - 20 kHz |
20 Hz - 20 kHz |
20 Hz - 20 kHz |
Rated output |
4 x 250 W (4 Ω) / 4 x 170 W (8 Ω) / 2 x 500 W (8 Ω, bridged) |
2 x 250 W (4 Ω) / 2 x 170 W (8 Ω) |
2 x 250 W (4 Ω) / 2 x 170 W (8 Ω) |
2 x 250 W (100 V line, 40 Ω) |
2 x 250 W (100 V line, 40 Ω) |
4 x 250 W (70 V/100 V) |
4 x 250 W (70 V/100 V) |
Operating temperature |
-10°C to +40°C |
-10°C to +40°C |
-10°C to +40°C |
-10°C to +40°C |
-10°C to +40°C |
-10°C to +40°C |
-10°C to +40°C |
Finish |
Aluminium, Steel plate, black |
Aluminium, Steel plate, black |
Aluminium, Steel plate, black |
Aluminium, Steel plate, black |
Aluminium, Steel plate, black |
Aluminium, Steel plate, black |
Aluminium, Steel plate, black |
Dimensions |
482 x 44 x 401.8 mm (W x H x D) |
482 x 44 x 401.8 mm (W x H x D) |
482 x 44 x 401.8 mm (W x H x D) |
482 x 44 x 401.8 mm (W x H x D) |
482 x 44 x 401.8 mm (W x H x D) |
482 x 44 x 401.8 mm (W x H x D) |
482 x 44 x 401.8 mm (W x H x D) |
Weight |
6.8 kg |
5.3 kg |
5.3 kg |
5.3 kg |
5.3 kg |
6.8 kg |
6.8 kg |
Distortion |
< 0.1 % (at 1 kHz) |
< 0.1 % (at 1 kHz) |
< 0.1 % (at 1 kHz) |
< 0.1 % (at 1 kHz) |
< 0.1 % (at 1 kHz) |
< 0.1 % (at 1 kHz) |
< 0.1 % (at 1 kHz) |
S/N ratio |
100 dB(A) (A-weighted) |
100 dB(A) (A-weighted) |
100 dB(A) (A-weighted) |
100 dB(A) (A-weighted) |
100 dB(A) (A-weighted) |
100 dB(A) (A-weighted) |
100 dB(A) (A-weighted) |
Number of channels |
4 |
2 |
2 |
2 |
2 |
4 |
4 |
Indicator |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |
Power (blue) x 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) x 2 |