Triton Isis - Manual (Page 23)

June 2004 Isis® Sonar User's Manual, Volume 2 13
0472 ch2_horizBeamAngle 4 FLOAT
0476 ch3_horizBeamAngle 4 FLOAT
0480 ch4_horizBeamAngle 4 FLOAT
width in degrees from
SONARS.DAT. Used in
mensuration and zoom
display correction; not
currently used by Isis.
Storage File Name
0484 thisFileName[45] 45 CHAR Original path name of
current destination file.
0529 reserved2 1 CHAR Unused, the null character
(0).
More Sonar Parameters
0530 ch1_halfWaveRectify 2 USHORT
0532 ch2_halfWaveRectify 2 USHORT
0534 ch3_halfWaveRectify 2 USHORT
0536 ch4_halfWaveRectify 2 USHORT
Boolean, 1: channel is half-
wave rectified, 0: this
channel is not rectified; set
to 0 for Isis.
0538 ch1_tiltAngle 4 FLOAT
0542 ch2_tiltAngle 4 FLOAT
0546 ch3_tiltAngle 4 FLOAT
0550 ch4_tiltAngle 4 FLOAT
Sonar transducer tilt angle
down from horizontal in
degrees, from
SONARS.DAT. Used in
beam angle compensation;
defaults to 30 for Isis
0554 ch1_beamWidth_3dB 4 FLOAT
0558 ch2_beamWidth_3dB 4 FLOAT
0562 ch3_beamWidth_3dB 4 FLOAT
0566 ch4_beamWidth_3dB 4 FLOAT
Sonar 3dB fan (vertical)
beam width in degrees from
SONARS.DAT. Used in
beam angle compensation;
defaults to 50 for Isis
0570 ch1_realSampleRate 4 FLOAT
0574 ch2_realSampleRate 4 FLOAT
0578 ch3_realSampleRate 4 FLOAT
0582 ch4_realSampleRate 4 FLOAT
Used in DSP only.
Appendix A: Q-MIPS File Format