c19061_0038 4 250 90000 c19061_0038.dat 16 200.0(0)/mV 16 0 -13 1727 0 II c19061_0038.dat 16 200.0(0)/mV 16 0 11 59905 0 aVR c19061_0038.dat 16 200.0(0)/mV 16 0 11 820 0 V c19061_0038.dat 16 4096.0(-2048)/NU 16 0 9 430 0 PLETH