| Attribute | Gauge Microphones ECM-87 × | Avantone Pro ATOM v2 × |
|---|---|---|
| Diaphragm Gauge (micron) | 6 | - |
| Diaphragm Diameter (mm) | 25 | - |
| SPL/Self-Noise Ratio | 7.53 | - |
| Self-Noise (dB) | 17 | - |
| Phantom Voltage (V) | 48.00 | - |
| Requires Phantom Power | + | - |
| Name | Gauge Microphones ECM-87 | Avantone Pro ATOM v2 |
| Interfaces |
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| Pickup Pattern |
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| Brand | Gauge Microphones | Avantone Pro |
| Range (Hz) | 20 - 20,000 | 30 - 15,000 |
| Impedance (Ohm) | 200 | 220 |
| Sound Pressure Level (SPL) (dB) | 128 | 145 |
| Capsule Diameter (mm) | 32 | - |
| Sensitivity (mV/Pa) | 12.5 | - |
| Filters |
| - |
| Weight (g) | 411 | 368 |