| Attribute | Studio Projects C3 (797) × | Groove Tubes GT66 × |
|---|---|---|
| SPL/Self-Noise Ratio | 8.11 | 6.09 |
| Sound Pressure Level (SPL) (dB) | 146 | 140 |
| Self-Noise (dB) | 18 | 23 |
| Diaphragm Gauge (micron) | 6 | 3 |
| Impedance (Ohm) | 200 | 200 |
| Includes Tube Power Supply | - | + |
| Weight (g) | 640 | 680 |
| Pads |
|
|
| Filters |
|
|
| Sensitivity (mV/Pa) | 12 | 25 |
| Range (Hz) | 40 - 20,000 | 20 - 20,000 |
| Pickup Pattern |
|
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| Brand | Studio Projects | Groove Tubes |
| Name | Studio Projects C3 (797) | Groove Tubes GT66 |
| Max Diameter (mm) | 52 | 64 |
| Capsule Diameter (mm) | 34.1 | 32 |
| Interfaces |
|
|
| Length (mm) | 222 | 190 |
| Requires Phantom Power | + | - |
| Diaphragm Diameter (mm) | 26.9 | 25 |