*STIMULUS FOR OPEN LOOP GAIN
.INCLUDE MAX4390.FAM
XTEST 1 2 3 4 6 MAX4390
RF 1 4 1K 
RL 1 0 2K
CBIAS 4 0 1000
VSIG 3 0 AC 1V
VSUP 6 2 5V
EG1 0 2 6 2 0.2
.AC DEC 100 100 1G
.PRINT AC V(4) 
.PROBE
.END