Neumann U 87 Ai
ActiveUpdated by GEARMATH
Neumann's benchmark multi-pattern studio condenser with omni, cardioid and figure-8 settings, a standard in voice-over, ADR and broadcast booths since 1967.
Technical Registry
Audio
| Operating Principle | Pressure gradient transducer |
|---|---|
| Polar Pattern | Omnidirectional, cardioid, figure-8 |
| Frequency Range | 20 Hz-20 kHz |
| Sensitivity (1 kHz) | 20/28/22 mV/Pa ± 1 dB (Omni/cardioid/8) |
| Self Noise (A-weighted) | 15/12/14 dB-A (Omni/cardioid/8) |
| Max SPL (0.5% THD) | 117 dB (cardioid) |
| SNR (A-weighted) | 79/82/80 dB (Omni/cardioid/8) |
Physical
| Powering | 48 V ± 4 V |
|---|---|
| Current Draw | 0.8 mA |
| Connector | XLR 3 F |
| Weight | 500 g |
| Diameter | 56 mm |
| Length | 200 mm |