21/11/10 NUMBER OF TRACES = 400 NUMBER OF PTS/TRC = 500 TIMEZERO AT POINT = 90 TOTAL TIME WINDOW = 100 STARTING POSITION = 20.000000 FINAL POSITION = 39.950001 STEP SIZE USED = 0.050000 POSITION UNITS = metres NOMINAL FREQUENCY = 450.000000 ANTENNA SEPARATION = 0.250000 PULSER VOLTAGE (V) = 200 NUMBER OF STACKS = 4 SURVEY MODE = Reflection COLLECTED BY PE1000 - CON: 960414 RX: 960427 TX: 960445 ANT: ?? USED FILLGAP TO INTERPOLATE 0 MISSING TRACES. TRACES REPOSITIONED.