| Attribute | Sterling Audio ST55 FET × | Sterling Audio ST51 FET × |
|---|---|---|
| Interfaces |
|
|
| SPL/Self-Noise Ratio | 6.55 | 6.09 |
| Max Diameter (mm) | 46 | 45 |
| Sound Pressure Level (SPL) (dB) | 144 | 134 |
| Self-Noise (dB) | 22 | 22 |
| Pads |
| - |
| Weight (g) | 544 | 499 |
| Capsule Diameter (mm) | 32 | 33 |
| Diaphragm Diameter (mm) | 26 | 25 |
| Sensitivity (mV/Pa) | 32 | 30 |
| Range (Hz) | 20 - 20,000 | 20 - 18,000 |
| Pickup Pattern |
|
|
| Brand | Sterling Audio | Sterling Audio |
| Name | Sterling Audio ST55 FET | Sterling Audio ST51 FET |
| Requires Phantom Power | + | + |
| Diaphragm Gauge (micron) | 3 | 6 |
| Phantom Voltage (V) | 48.00 | 48.00 |
| Length (mm) | 190 | 190 |
| Filters |
| - |
| Impedance (Ohm) | 200 | 200 |