ca646b_0030 4 250 90000 ca646b_0030.dat 16 200.0(0)/mV 16 0 63 15573 0 II ca646b_0030.dat 16 200.0(0)/mV 16 0 -54 42484 0 aVR ca646b_0030.dat 16 200.0(0)/mV 16 0 -43 817 0 V ca646b_0030.dat 16 4096.0(-2048)/NU 16 0 63 70 0 PLETH