User's Manual

DIGITAL CONTROL INCORPORATED
40 DigiTrak F5 Operator’s Manual
Table B2 lists the projected or displayed depth values in 5 ft (1.52 m) increments in the first
column and provides values for the fore/aft offset (shown in purple), rounded to the nearest
inch (or cm) at different transmitter pitches.
Table B2. 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'
(1.52 m)
4"
(0.10 m)
8"
(0.20 m)
11"
(0.28 m)
1' 3"
(0.38 m)
1' 7"
(0.48 m)
1' 9"
(0.53 m)
2' 1"
(0.64 m)
2' 5"
(0.74 m)
2' 6"
(0.76 m)
10'
(3.05 m)
8"
(0.20 m)
1' 4"
(0.41 m)
1' 11"
(0.58 m)
2' 6"
(0.76 m)
3' 1"
(0.94 m)
3' 6"
(1.07 m)
4' 2"
(1.27 m)
4' 9"
(1.45 m)
5'
(1.52 m)
15'
(4.57 m)
1'
(0.30 m)
2'
(0.61 m)
2' 11"
(0.89 m)
3' 9"
(1.14 m)
4' 7"
(1.40 m)
5' 4 "
(1.63 m)
6' 3"
(1.91 m)
7' 1"
(2.16 m)
7' 6"
(2.29 m)
20'
(6.10 m)
1' 4"
(0.41 m)
2' 7"
(0.79 m)
3' 10"
(1.17 m)
5'
(1.52 m)
6' 1"
(1.85 m)
7' 1"
(2.16 m)
8' 4"
(2.54 m)
9' 6"
(2.90 m)
10'
(3.05 m)
25'
(7.62 m)
1' 8"
(0.51 m)
3' 3"
(0.99 m)
4' 10"
(1.47 m)
6' 3"
(1.91 m)
7' 7"
(2.31 m)
8' 10"
(2.69 m)
10' 5"
(3.18 m)
11' 10"
(3.61 m)
12' 6"
(3.81 m)
30'
(9.14 m)
2'
(0.61 m)
3' 11"
(1.19 m)
5' 10"
(1.78 m)
7' 6"
(2.29 m)
9' 2"
(2.79 m)
10' 7"
(3.23 m)
12' 6"
(3.81 m)
14' 2"
(4.32 m)
15'
(4.57 m)
35'
(10.67 m)
2' 4"
(0.71 m)
4' 7"
(1.40 m)
6' 9"
(2.06 m)
8' 9"
(2.67 m)
10' 8"
(3.25 m)
12' 5"
(3.78 m)
14' 8"
(4.47 m)
16' 7"
(5.05 m)
17' 6"
(5.33 m)
40'
(12.19 m)
2' 8"
(0.81 m)
5' 3"
(0.69 m)
7' 9"
(2.36 m)
10'
(3.05 m)
12' 2"
(3.71 m)
14' 2"
(4.32 m)
16' 9"
(5.11 m)
18' 11"
(5.77 m)
20'
(6.10 m)
45'
(13.72 m)
3'
(0.91 m)
5' 11"
(1.80 m)
8' 8"
(2.64 m)
11' 4"
(3.45 m)
13' 8"
(4.17 m)
15' 11"
(4.85 m)
18' 10"
(5.74 m)
21' 3"
(6.48 m)
22' 6"
(6.86 m)
50'
(15.24 m)
3' 4"
(1.02 m)
6' 7"
(2.01 m)
9' 4"
(2.84 m)
12' 7"
(3.84 m)
15' 3"
(4.65 m)
17' 8"
(5.38 m)
20' 11"
(6.38 m)
23' 8"
(7.21 m)
25'
(7.62 m)