| Attribute | Telefunken Elektroakustik Ela M 251E × | Royer Labs SF-24 × |
|---|---|---|
| Name | Telefunken Elektroakustik Ela M 251E | Royer Labs SF-24 |
| Weight (g) | 567 | 583 |
| Pickup Pattern |
|
|
| Brand | Telefunken Elektroakustik | Royer Labs |
| Phantom Voltage (V) | - | 48.00 |
| Sensitivity (mV/Pa) | 12 | 12.5 |
| Sound Pressure Level (SPL) (dB) | 138 | 130 |
| Diaphragm Diameter (mm) | 25 | - |
| SPL/Self-Noise Ratio | 8.62 | 7.22 |
| Self-Noise (dB) | 16 | 18 |
| Max Diameter (mm) | 51 | 39 |
| Interfaces |
|
|
| Requires Phantom Power | - | + |
| Includes Tube Power Supply | + | - |
| Impedance (Ohm) | 200 | 200 |
| Diaphragm Gauge (micron) | 6 | - |
| Range (Hz) | 80 - 16,000 | 40 - 15,000 |
| Capsule Diameter (mm) | 32 | - |
| Length (mm) | 216 | 270 |