CT Power Amplifiers
17 AC Power Draw and Thermal Dissipation
AC Power Draw and Thermal Disspation:
Pink noise 12dB crest factor, bandwidth limited 22Hz to 22kHz.
Typical line impedance used.
Measurements made with 120/240 VAC mains.
Data based on all channels driven at 8 Ohms.
ComTech DriveCore 875
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| Thermal Dispation | |||
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| Watts |
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| Load | Watts in | Line |
| Watts Out | Watts in | Watts out | Line |
| Watts Out |
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| out |
| Per 1A Line | Dissipated |
| Per 1A Line | Dissipated | btu/hr | kcal/hr | ||||||
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Idle (Deep Sleep) | - | 0.9 |
| <0.1 |
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| 1.00 | 0.90 |
| <0.1 |
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| 1 | 3.41 | 0.86 |
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Idle (Auto Standby) | - | 17 |
| 0.40 |
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| 17.00 | 15.50 |
| 0.25 |
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| 15.8 | 57.97 | 14.60 |
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Idle (Awake) | - | 23 |
| 0.50 |
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| 23.00 | 21.00 |
| 0.32 |
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| 25 | 85.25 | 21.48 |
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Idle (Green Power) | - | 14.5 |
| 0.40 |
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| 0.30 |
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1/8th Power Pink | 8 | 117 | 75 | 2.40 |
| 31 | 42 | 114 | 75 | 1.32 |
| 57 | 39 | 143.22 | 36.08 |
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6 | 121 | 75 | 2.50 |
| 30 | 46 | 117 | 75 | 1.40 |
| 54 | 42 | 156.86 | 39.51 | |
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4 | 126 | 75 | 2.60 |
| 29 | 51 | 122 | 75 | 1.60 |
| 47 | 47 | 173.91 | 43.81 | |
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1/3rd Power Pink | 8 | 277 | 200 | 4.66 |
| 43 | 77 | 270 | 200 | 2.85 |
| 70 | 70 | 262.57 | 66.14 |
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6 | 284 | 200 | 4.90 |
| 41 | 84 | 275 | 200 | 2.90 |
| 69 | 75 | 286.44 | 72.16 | |
Noise |
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4 | 292 | 200 | 5.30 |
| 38 | 92 | 283 | 200 | 3.00 |
| 67 | 83 | 313.72 | 79.03 | |
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| 8 | 115 | 75 | 2.11 |
| 35 | 40 | 113 | 75 | 1.27 |
| 59 | 38 | 136.40 | 34.36 |
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1/8th Power Sine | 6 | 116 | 75 | 2.14 |
| 35 | 41 | 114 | 75 | 1.28 |
| 58 | 39 | 139.81 | 35.22 |
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| 4 | 119 | 75 | 2.20 |
| 34 | 44 | 118 | 75 | 1.32 |
| 57 | 43 | 150.04 | 37.80 |
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| 8 | 269 | 200 | 4.60 |
| 43 | 69 | 266 | 200 | 2.77 |
| 72 | 66 | 236.31 | 59.53 |
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1/3rd Power Sine | 6 | 273 | 200 | 4.66 |
| 43 | 73 | 269 | 200 | 2.80 |
| 71 | 69 | 248.93 | 62.71 |
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| 4 | 283 | 200 | 4.82 |
| 42 | 84 | 279 | 200 | 2.90 |
| 69 | 79 | 285.08 | 71.81 |
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Operation Manual | page 19 |