Presonus Audio electronic Smart Compressor User Manual
Page 18

CONTROLS & CONNECTIONS
17
PUMP - Make the Blue Max pump up the prime. A setting for
making the compressor pump in a desirable way. This effect is good for
snare drum to increase the length of the transient by bringing the signal up
after the initial spike. Very contemporary.
Threshold
Ratio
Attack
Release
0dB
1.9:1
1mS
0.001mS
2