| Attribute | Studio Projects B1 × | Gauge Microphones ECM-87 Stealth × |
|---|---|---|
| Sensitivity (mV/Pa) | 20 | 12.5 |
| Pickup Pattern |
|
|
| Pads |
|
|
| Range (Hz) | 20 - 20,000 | 20 - 20,000 |
| Diaphragm Diameter (mm) | 25 | 25 |
| Capsule Diameter (mm) | 34 | 32 |
| Impedance (Ohm) | 200 | 200 |
| Phantom Voltage (V) | 48.00 | 48.00 |
| Self-Noise (dB) | 12 | 17 |
| Sound Pressure Level (SPL) (dB) | 132 | 128 |
| SPL/Self-Noise Ratio | 11 | 7.53 |
| Interfaces |
|
|
| Requires Phantom Power | + | + |
| Brand | Studio Projects | Gauge Microphones |
| Diaphragm Gauge (micron) | 3 | 6 |
| Filters |
| - |
| Name | Studio Projects B1 | Gauge Microphones ECM-87 Stealth |