Pre Amplifyer Test Results

Type of Test

Audio Files (.wav)

Different piano performance with no splitter and direct into each preamp. 1.Studio Technologies
Mic-PreEminence
2. Presonus Firebox
3. Focusrite
ISA 828
4. Grace Design M801 (Rev C)
Piano performance constant using a splitter 1.Studio Technologies
Mic-PreEminence
2. Presonus Firebox
3. Focusrite
ISA 828
4. Grace Design M801 (Rev C)
Feeding music thourgh the preamp 1. Original music
2.Studio Technologies
Mic-PreEminence
3. Presonus Firebox
4. Focusrite
ISA 828
5. Grace Design M801 (Rev C)
Using Audio Precision system to measure each preamp.

FFT (JPEG)
Frequency Sweep (10Hz - 200kHz) (JPEG)
Total Harmonic Distortion (THD) (JPEG)
setup

Piano performances by Pouya Hamidi.