Acoustic Review checks out the latest offering from Grace Design, the Felix2 Preamp. Check out what Ben thought of this hi-tech big ticket purchase.
Specifications
| GAIN RANGE (Input to DI Output, line level out) | |
| CH1 MIC | Low Gian: 17-62dB |
| High gain: 22-63dB | |
| CH1 Inst | Low Gain: 3-48dB |
| High Gain: 17-62dB | |
| CH2 Inst | -1-37dB |
| Boost | 0-9dB |
| THD+N 1kHz, 22Hz-22kHz BW (MIC Input to DI Output, line level out) | |
| @ 20dB Gain +10dBu out | <0.015% |
| @ 40dB Gain +10dBu out | <0.015% |
| @ 60dB Gain +10dBu out | <0.020% |
| INTERMODULATION DISTORTION – SMPTE/DIN 4:1 7kHz/50Hz (MIC Input to DI Output) | |
| @ 40dB Gain +10dBu out | <0.05% |
| NOISE – REFERRED TO INPUT CH1 MIC @60dB Gain 22Hz-22kHz BW | |
| 50Ω source | <-128dB |
| CMRR MIC @60dB Gain | |
| 60Hz | >55dB |
| 1kHz | >75dB |
| 10kHz | >80dB |
| FREQUENCY RESPONSE (Input to DI Output) | |
| Mic input @ 40dB Gain -3dB | 20Hz – 65kHz |
| Inst input @ 20dB Gain -3dB | 20Hz – 65kHz |
| I/O IMPEDANCE | |
| CH1 MIC Input | 8.1kΩ |
| CH1 Inst Input | HI: 10MegΩ |
| MED: 1MegΩ | |
| LOW: 10kΩ | |
| CH2 Inst Input | HI: 20MegΩ |
| MED: 1MegΩ | |
| LOW: 332kΩ | |
| Insert Input | 10kΩ |
| DI Outputs | 150Ω |
| Tuner, Headphone and Insert Outputs | 150Ω |
| Amp out Tip | 150Ω |
| Amp out Ring | 150Ω |
| SIGNAL / PEAK LED METER | |
| Green threshold | -10dBu |
| Red threshold | +10dBu |
| MAXIMUM INPUT LEVEL | |
| CH1 MIC (low gain mode) | +4dBu |
| CH1 MIC (high gain mode) | -1dBu |
| CH1 Inst | Low Gain: +18dBu |
| High Gain: 4dBu | |
| CH2 Inst | +20.5dBu |
| MAXIMUM OUTPUT LEVEL – 100k Ohm load, 0.1% THD | |
| DI Outputs | Line: +20dBu |
| Mic: -6dBu | |
| Amp, Tuner, Headphone and Insert Outputs | +22dBu |
| High Pass Filter / Notch Filter | |
| High Pass Filter | 20Hz – 1kHz @ -12dB/octave |
| Notch Filter | 20Hz – 1kHz, >-35dB, Q>4.0 |
| EQ | |
| Gain | +/- 12dB |
| Low Frequency | Low Range: 125Hz Shelving |
| High Range: 250Hz Shelving | |
| Mid Frequency | Low Range: 70Hz – 880Hz |
| High Range: 670Hz – 8kHz | |
| Mid Frequency Q | 0.5 – 5 |
| High Frequency | Low Range: 1kHz Shelving |
| High Range: 2kHz Shelving | |
| OUTPUT NOISE 22Hz-22kHz BW @ MIN Gain | |
| CH1 MIC Input (50 ohms) to DI Output | < -90dBu |
| CH1 Inst Input to DI Output | < -89dBu |
| CH2 Inst Input to DI Output | <-98dBu |
| POWER CONSUMPTION | |
| 100-240VAC 50/60Hz | 10 Watts Max |
| WEIGHT and DIMENSIONS | |
| 3.2lbs | H3.0” x W9.5” x D5.5” |
RRP is £1,125.00 in the UK
