User's Manual

DIGITAL CONTROL INCORPORATED
80 DigiTrak Falcon
™
F5

Operator’s Manual
Table C2: Determining Fore/Aft Offset from Displayed (Projected) Depth and Pitch
Pitch→
Displayed
Depth ↓
±10%
(5.7°)
±20%
(11°)
±30%
(17°)
±40%
(22°)
±50%
(27°)
±60%
(31°)
±75%
(37°)
±90%
(42°)
±100%
(45°)
5'
4"
8"
11"
1' 3"
1' 7"
1' 9"
2' 1"
2' 5"
2' 6"
10'
8"
1' 4"
1' 11"
2' 6"
3' 1"
3' 6"
4' 2"
4' 9"
5'
15'
1'
2'
2' 11"
3' 9"
4' 7"
5' 4 "
6' 3"
7' 1"
7' 6"
20'
1' 4"
2' 7"
3' 10"
5'
6' 1"
7' 1"
8' 4"
9' 6"
10'
25'
1' 8"
3' 3"
4' 10"
6' 3"
7' 7"
8' 10"
10' 5"
11' 10"
12' 6"
30'
2'
3' 11"
5' 10"
7' 6"
9' 2"
10' 7"
12' 6"
14' 2"
15'
35'
2' 4"
4' 7"
6' 9"
8' 9"
10' 8"
12' 5"
14' 8"
16' 7"
17' 6"
40'
2' 8"
5' 3"
7' 9"
10'
12' 2"
14' 2"
16' 9"
18' 11"
20'
45'
3'
5' 11"
8' 8"
11' 4"
13' 8"
15' 11"
18' 10"
21' 3"
22' 6"
50'
3' 4"
6' 7"
9' 4"
12' 7"
15' 3"
17' 8"
20' 11"
23' 8"
25'
Use the projected/displayed depth values in the first column and transmitter pitches in the
first row to find fore/aft Max mode timer offset values.
Table C3: Determining Projected Depth from Actual Depth and Pitch
Pitch→
Actual
Depth ↓
±10%
(5.7°)
±20%
(11°)
±30%
(17°)
±40%
(22°)
±50%
(27°)
±60%
(31°)
±75%
(37°)
±90%
(42°)
±100%
(45°)
5'
5'
5' 2"
5' 3"
5' 6"
5' 8"
5' 11"
6' 3"
6' 6"
7' 6"
10'
10' 1"
10' 3"
10' 7"
10' 11"
11' 4"
11' 9"
12' 5"
13'
15'
15'
15' 1"
15' 5"
15' 10"
16' 5"
17'
17' 8"
18' 7"
19' 6"
22' 6"
20'
20' 1"
20' 6"
21' 2"
21' 11"
22' 8"
23' 6"
24' 9"
26'
30'
25'
25' 2"
25' 8"
26' 5"
27' 5"
28' 4"
29' 5"
31'
32' 6"
37' 6"
30'
30' 2"
30' 9"
31' 9"
32' 10"
34'
35' 3"
37' 2"
39'
45'
35'
35' 2"
35' 11"
37'
38' 4"
36' 8"
41' 2"
43' 4"
45' 6"
52' 6"
40'
40' 2"
41'
42' 3"
43' 10"
45' 4"
47'
49' 7"
52'
60'
45'
45' 3"
46' 2"
47' 7"
49' 3"
51'
52' 2"
55' 9"
58' 6"
67' 6"
50'
50' 3"
51' 3"
52' 10"
54' 9"
56' 8"
58' 9"
61' 11"
64' 11"
75'
Use the actual depth values in the first column and transmitter pitches in the first row to find
projected depth values.