What are sonic differences between the different Unidyne models?
Below are two audio WAV files that compare the sonic quality of five Unidyne microphones:
Model 5575LE - introduced 2014
Model Super 55 - introduced 2009
Model 55SH Series II - introduced 1989
Model 55S - introduced 1951
Model 55 - introduced 1939
One WAV file starts starts with the 55 and progresses forward to the 5575LE. The other WAV files with the 5575LE and progresses back to the 55.