GSSI SIR 30, Manual

Page: 97 / 150

Geophysical Survey Systems, Inc. SIR® 30
Manual
MN 93-101 Rev E 91
Figure 138: Dual Channel Filters.
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When selecting dual channel files for playback, the SIR 30 will display the Channel 1 filter and gain
settings by default. In this example (Figure 138 above) Channel one (1) is a horn antenna which has
had a 10 MHz IIR HP filter and a Custom vertical filter applied during data collection.
Figure 139: CUSTOM filter ON.
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To review the data acquisition parameters of Channel two (2), select Channel two as the active
channel.