| Schiit Audio Kara Preamplifier & Headphone Amplifier Specifications | |
| Balanced to Balanced | |
| Gain | 1 (0dB) |
| Frequency Response | 20Hz-20Khz, -0.1db 3Hz-500KHz, -3dB |
| THD | <0.0002%, 20Hz-20KHz, at 4V RMS |
| IMD | <0.0002%, CCIR |
| SNR | >129db, A-weighted, referenced to 4V RMS |
| Gain | 4 (12dB) |
| Frequency Response | 20Hz-20Khz, -0.1db 3Hz-300KHz, -3dB |
| THD | <0.0004%, 20Hz-20KHz, at 4V RMS |
| IMD | <0.0004%, CCIR |
| SNR | >123db, A-weighted, referenced to 4V RMS |
| Balanced to SE, x1 Gain | |
| Frequency Response | 20Hz-20Khz, -0.1db 3Hz-500KHz, -3dB |
| THD | <0.0003%, 20Hz-20KHz, at 2V RMS |
| IMD | <0.0003%, CCIR |
| SNR | >123db, A-weighted, referenced to 2V RMS |
| SE to Balanced, x1 Gain | |
| Frequency Response | 20Hz-20Khz, -0.1db 3Hz-500KHz, -3dB |
| THD | <0.0015%, 20Hz-20KHz, at 4V RMS |
| IMD | <0.0022%, CCIR |
| SNR | >122db, A-weighted, referenced to 4V RMS |
| Headphone, x1 Gain | |
| Maximum Power, 32 ohms | 1W RMS per channel |
| Maximum Power, 300 ohms | 1W RMS per channel |
| SNR | >123db, unweighted, referenced to 2V RMS |
| Crosstalk | >-90dB |
| Output Impedance | 0.25 ohms |
| Passive Mode | |
| Input Impedance | 10K ohms |
| Output Impedance | 75 ohms SE, 600 ohms balanced |
| Crosstalk | >110dB typical all modes |
| Topology | Nexus™; current feedback with nested differential stages; discrete summed single-ended outputs with high-current headphone capability; intelligent headphone oversight and protection |
| Inputs | 2 XLR pairs plus 3 RCA pairs, selectable via front switch or remote |
| Outputs | 1 XLR pair plus 2 RCA pairs, selectable via front switch or remote |
| Volume Control | Relay-switched stepped attenuator with discrete thin-film resistors, 128 0.625dB steps |
| Power Supply | One 48VA transformer with dual series regulated +/-32V rails with Quietude™ topology; plus regulated 5VDC for microprocessor |
| Power Consumption | 22W typical |
| Size | 16” x 8” x 2” |
| Weight | 11 lbs |