Current Draw and Thermal Dissipation

D 20:4
The following tables contain information on measured current consumption as well as calculated heat dissipation during what we see as the
most extreme sustained normal operation (1/8 rated power), all channels driven.
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D20:4
Level Load
Rated power
per channel
Line Current Measured Power (W) Thermal Dissipation
(A) In Out Dissipated BTU/hr kCal/hr
Mains Voltage 100 VAC
Standby
0.2707246
Power On, Idling, Green Mode
0.54604615739
Power On, Idling, Performance Mode
0.77107124361
Pink Pseudo
Noise
16 Ω / Ch.
425 x 4 2.9 348 213 136 463 117
8 Ω / Ch.
500 x 4 3.5 418 250 168 573 144
4 Ω / Ch. 500 x 4 3.7 444 250 194 662 167
2 Ω / Ch. 500 x 4 4.1 492 250 242 825 208
100 V / Ch. 250 x 4 1.9 230 125 105 360 91
70 V / Ch. 500 x 4 3.5 410 250 160 546 138
Mains Voltage 120 VAC
Standby
0.1707236
Power On, Idling, Green Mode
0.44504515539
Power On, Idling, Performance Mode
0.67107124161
Pink Pseudo
Noise
16 Ω / Ch. 425 x 4 2.9 346 213 134 457 115
8 Ω / Ch. 500 x 4 3.5 411 250 161 550 139
4 Ω / Ch. 500 x 4 3.7 441 250 190 650 164
2 Ω / Ch. 500 x 4 4.1 487 250 237 810 204
100 V / Ch. 250 x 4 2.0 231 125 106 361 91
70 V / Ch. 500 x 4 3.4 408 250 158 540 136
Mains Voltage 208 VAC
Standby
0.1707246
Power On, Idling, Green Mode
0.34304314737
Power On, Idling, Performance Mode
0.4 67 0 67 229 58
Pink Pseudo
Noise
16 Ω / Ch. 425 x 4 1.5 336 213 124 422 106
8 Ω / Ch. 500 x 4 1.8 398 250 148 506 127
4 Ω / Ch. 500 x 4 1.9 426 250 176 600 151
2 Ω / Ch. 500 x 4 2.1 471 250 221 753 190
100 V / Ch. 250 x 4 1.0 224 125 99 339 85
70 V / Ch. 500 x 4 1.8 395 250 145 496 125
Current Draw and Thermal Dissipation
D SERIES: High-Performance Installation Platform