Deso25 (For Depth); Table 17: Echotrac Dbt With Both Frequencies Active; Table 18: Deso25 With One Frequency Active - Teledyne Echotrac E20 Operator's Manual

SERIAL AND UDP OUTPUT STRING FORMATS
Using dual frequencies
Table 17 applies to the selection of DBT with both frequencies (high and low) active.
Character # Character
1 <sp>
2-3 et, ET
4 <sp>, E, O, D
5
6 <sp>
7
8
9
10
11
12 <sp>
13
14
15
16
17
18 CR
Example:
<sp>etDB<sp>DDDDD<sp>DDDDD<CR>
= <sp>etDB<sp>54321<sp>56789<CR>
= High and low error, dual freq., 54321cm high-freq. depth, 56789cm low-freq. depth
C.4

DESO25 (for depth)

Table 18 applies to the selection of DESO25 with one frequency (high or low) active.
Character # Character
1
2 A, B
3-10 DDDDDDDD
11 <sp>, f
12 m, t
13 CR
14 LF
Example:
DBDDDDDDDD<sp>m<CR><LF>
= DB20.00665<sp>m<CR><LF> or DB684.9470ft<CR><LF>
= Low freq., 20.00665 meters or DB684.9470 feet
Echotrac E20 Operator's Manual
Version 8

Table 17: Echotrac DBT with Both Frequencies Active

Description
Always a space
Unit indicator: "et" = centimeters, "ET" = tenths of feet
Normally a space, "E" = high frequency error, "O" = low frequency error
(missed return), "D" = high and low error (missed returns)
B Frequency indicator: Both high and low
Always a space
D High frequency depth data (MSD)
D High frequency depth data
D High frequency depth data
D High frequency depth data
D High frequency depth data (LSD)
Always a space
D Low frequency depth data (MSD)
D Low frequency depth data
D Low frequency depth data
D Low frequency depth data
D Low frequency depth data (LSD)
Carriage return

Table 18: DESO25 with One Frequency Active

Description
D Always D
Frequency indicator: "A" = high, "B" = low
Depth data
Space, "f" = feet
Unit indicator: "m" = meters, "t" = feet
Carriage return
Line feed
Uncontrolled Technology Subject to Restrictions Contained on the Cover Page.
p. 53 of 60 November 25, 2020