ADA Microcab I owners manual version 1
GRAPH A Vintage 4x12 Close/Far Miked
Above graph shows increasing tonal complexity of a 4 x 12 Vintage cabinet as the
microphone is moved closer to the speaker cabinet. At 5 meters, note fewer peaks, less low
range "thump," and less mid-hi range notches in the lower, dashed line. The greater the
coloration of the signal, the richer (and livelier) your tone will be.
GRAPH B Close Miked 2x12 Open Back/Sealed Back
Above graph compares response from an open back (solid line) vs. sealed back (dashed
line) 2 x 12 speaker cabinet. Note uneven and lower level response below 200 Hz in sealed
Page 8 of 9