Below is a RightMark Audio Analyzer (RMAA) test results of the balanced I/Os of the Focusrite Scarlett 2i4 USB sound card.
See also the early posts about viscera and unbalanced I/O tests of the Scarlett 2i4.Abbreviations and conditions:
- S1 - mono; instrumental + pad mode at 11 clock gain; 3 clock monitor volume; 220 ms latency; ASIO;
- S2 - stereo; instrumental + pad mode at 11 clock gain; 3 clock monitor volume; 220 ms latency; ASIO;
- S3 - stereo; instrumental + pad mode at 11 clock gain; 3 clock monitor volume; 220 ms latency; MME (16-bit @ 96 kHz);
- S4 - stereo; instrumental mode at 11 clock gain; 1 clock monitor volume; 220 ms latency; ASIO;
- S5 - stereo; line mode at 1 clock gain; max monitor volume; 220 ms latency; ASIO;
- Windows 7 x64;
- Focusrite USB2.0 Win-2.5.1 Driver;
- ASIO 24-bit @ 96 kHz;
- MME 16-bit @ 96 kHz (only 16-bit by Focusrite MME driver supported);
- RMAA 6.3.0;
- Balanced TRS jack cable - #1 output to #1 input, #2 output to #2 input;
Test results
S1 - THD
S2 - THD
S2 - Stereo crosstalk
S2 - Dynamic range
S2 - IMD