| Attribute | Shure KSM137 × | Audix f9 × |
|---|---|---|
| Weight (g) | 100 | 91 |
| Pads |
| - |
| Brand | Shure | Audix |
| Name | Shure KSM137 | Audix f9 |
| Phantom Voltage (V) | 48.00 | 12.00 - 48.00 |
| Pickup Pattern |
|
|
| Impedance (Ohm) | 150 | 200 |
| Diaphragm Gauge (micron) | 2 | - |
| Self-Noise (dB) | 14 | 22 |
| Sound Pressure Level (SPL) (dB) | 159 | 137 |
| SPL/Self-Noise Ratio | 11.36 | 6.23 |
| Interfaces |
|
|
| Requires Phantom Power | + | + |
| Filters |
| - |
| Range (Hz) | 80 - 20,000 | 40 - 20,000 |
| Capsule Diameter (mm) | 19 | - |
| Sensitivity (mV/Pa) | 14.1 | 8 |
| Max Diameter (mm) | 20 | - |
| Length (mm) | 122 | 111 |