The long-awaited HUMAN 81 DK is now available.
Best viewed in "landscape" mode.
PRO 001 Woofer
$79.00 each

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A: Outer diameter | 8 1/4" | ||
| B: Hole diameter | 7 1/4" | |||
| C: Total depth | 3 9/16" | |||
| D: Magnet diameter | 3 3/8" | |||
| E: Magnet assy. ht. | 1 5/16" | |||
| F: Mounting diameter | 7 3/4" (8) | |||
| G: Rabbett depth | 5/32" | |||
| H: Nominal VC dia. | 1.0" | |||
| J: Winding length | 0.75" | |||
| K: Gap height | 0.25" |
| Fs | 27 Hertz | ![]() | ||
| Re | 3.9 ohms | |||
| Ie | 0.87 mH | |||
| Xmax | 0.25" | |||
| Qm | 8.5 | |||
| Qe | 0.53 | |||
| Qt | 0.50 | |||
| Vas | 76 liters | |||
| Sensitivity | 89 dB/1w/1m | |||
| Power | 175 w RMS |

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7 Kelsey Road, Lee, New Hampshire 03861
Prices can change and specifications will improve without notice


