These solid, low latency interfaces offer Focusrite mic preamps and a useful software package for a great value.
| Focusrite Scarlett 18i6 - USB Audio Interface | Focusrite Scarlett 8i6 - USB Audio Interface | |
| Converters | 24-bit <500 picoseconds clock jitter |
24-bit <500 picoseconds clock jitter |
| Sample Rates | 44.1, 48, 88.2 and 96kHz | 44.1, 48, 88.2 and 96kHz |
| Analog In | 2 x XLR/TS combo Microphone/Instrument (front panel) 6 x 1/4" TRS phone Line (rear panel) |
2 x XLR/TS combo Microphone/Instrument (front panel) 2 x 1/4" TRS phone Line (rear panel) |
| Input Impedance | Microphone: 2kΩ Line: 10kΩ |
Microphone: 2kΩ Line: 10kΩ |
| Analog Outputs | 2 x 1/4" TRS phone Monitor 1 x 1/4" TRS phone Headphone |
4 x 1/4" TRS phone Monitor 1 x 1/4" TRS phone Headphone |
| Maximum Output Level | +12dBu | +12dBu |
| Digital Input Connectors | 1 x Lightpipe ADAT optical (also functions in 2-channel optical S/PDIF mode) 1 x RCA coaxial S/PDIF |
1 x RCA coaxial S/PDIF |
| Digital Output Connectors | 1 x Lightpipe ADAT optical (also functions in 2-channel optical S/PDIF mode) 1 x RCA coaxial S/PDIF |
1 x RCA coaxial S/PDIF |
| MIDI In/Out | 2 x 5-pin DIN MIDI I/O | 2 x 5-pin DIN MIDI I/O |
| Sync In/Out | S/PDIF | S/PDIF |
| Headphone Output | Yes | Yes |
| Gain Range | Microphone: +13dB to +60dB Line Inputs 1+2: -10dB to +36dB Instrument: +13dB to +60dB |
Microphone: +13dB to +60dB Line Inputs 1+2: -10dB to +36dB Instrument: +13dB to +60dB |
| Dynamic Range | A/D: >109dB, A-weighted (all analog inputs) D/A: >106dB, A-weighted (all analog outputs) |
A/D: >109dB, A-weighted (all analog inputs) D/A: >106dB, A-weighted (all analog outputs) |
| THD + N | Microphone: 0.001% (measured at 1kHz with a 20Hz to 22kHz band-pass filter) Line Inputs 1+2: 0.001% (measured with 0dBFS input and 22Hzto 22kHz band-pass filter) Line Inputs 3+8: 0.001% (measured at 1kHz with a 20Hz to 22kHz band-pass filter) Instrument: 0.004% (measured with 0dBu input and 20Hz to 22kHz band-pass filter) Output: 0.001% (0dBFS input, 20Hz to 22kHz band-pass filter) |
Microphone 0.001% (measured at 1kHz with a 20Hz to 22kHz band-pass filter) Line Inputs 1+2: 0.001% (measured with 0dBFS input and 22Hzto 22kHz band-pass filter) Line Inputs 3+4: 0.003% (measured at 1kHz with a 20Hz to 22kHz band-pass filter) Instrument: 0.004% (measured with 0dBu input and 20Hz to 22kHz band-pass filter) Output: 0.001% (0dBFS input, 20Hz to 22kHz band-pass filter) |
| Noise | Microphone EIN: 124dB analog to digital (measured at 60dB of gain with 150Ω termination 20Hz to 22kHz band-pass filter) Line Inputs 1+2: -90dBu (22Hz to 22kHz band-pass filter) Line Inputs 3+8: -100dBu (22Hz to 22kHz band-pass filter) Instrument: -87dBu (20Hz to 22kHz band-pass filter) |
Microphone EIN: 124dB analog to digital (measured at 60dB of gain with 150Ω termination 20Hz to 22kHz band-pass filter) Line Inputs 1+2: -90dBu (22Hz to 22kHz band-pass filter) Line Inputs 3+4: -100dBu (22Hz to 22kHz band-pass filter) Instrument: -87dBu (20Hz to 22kHz band-pass filter) |
| Crosstalk | >100dB | >100dB |
| Frequency Response | Microphone: 20Hz to 20kHz, +/- 0.2dB Line: 20Hz to 20kHz, +/- 0.2dB Instrument: 20Hz to 20kHz, +/- 0.1dB |
Microphone: 20Hz to 20kHz, +/- 0.2dB Line: 20Hz to 20kHz, +/- 0.2dB Instrument: 20Hz to 20kHz, +/- 0.1dB |
| Display | Dual, 2-segment input meters: -18 and 0dBFS Locked indicator USB connected indicator Instrument input source selection LED for channels 1 and 2 48V phantom power switch and LED for inputs 1 and 2 |
Dual, 2-segment input meters: -18 and 0dBFS Locked indicator USB connected indicator Instrument input source selection LED for channels 1 and 2 48V phantom power switch and LED for inputs 1 and 2 |
| Power Requirements | 12VDC via included power supply | 12VDC via included power supply |
| Minimum System Requirements | Mac OS X - Windows XP SP3 (32-bit), Vista (32-bit), Windows 7 32- and 64-bit) | Mac OS X - Windows XP SP3 (32-bit), Vista (32-bit), Windows 7 32- and 64-bit) |
| Dimensions (WxDxH) | 8.5 x 8.7 x 1.8" (215 x 220 x 45mm) | 8.5 x 8.7 x 1.8" (215 x 220 x 45mm) |
| Weight | 3.3 lb (1.5kg) | 3.3 lb (1.5kg) |
| Specialties | 18 input by 6 output software mixer | 18 input by 6 output software mixer |
2 Comments
Looks like the specs are flipped - the first column is the 18i6, the second the 8i6.
Hi Captain,
Thank you for bringing this to our attention. We have made the appropriate correction. Thank you for your participation and contribution to InDepth.