Vintage Mini Monitor Frequency Response comparisons

All measured with OmniMic, mic at 24" aimed at tweeter. OmniMic in Blend mode, default 1/6th octave smoothing.

Very low frequency measurements (below 30 or 40 HZ) should be ignored, likely HVAC noise.

4/5/2018

Radio Shack Minimus 7 with AudioKarma PZ2.1 modifications:


Audio Dynamics Model 404:

Fried Model B2:

JR149:

Rogers LS3/5A: