Decoder for Atlas N Scale H15/16-44 Locomotives 16
Atlas Model Railroad Co., Inc.
Table 2: Default Speed Step Values for Decoder in N Scale H15/16-44 Locomotives

Speed Step
in
14/27 Step Mode
Speed Step
in
28 Step Mode
Internal speed
step value
(defaults shown)
CV
1 1 4 67
2 8 68
2 3 12 69
4 16 70
3 5 20 71
6 26 72
4 7 32 73
8 38 74
5 9 44 75
10 50 76
6 11 58 77
12 66 78
7 13 74 79
14 82 80
8 15 90 81
16 100 82
9 17 110 83
18 120 84
10 19 130 85
20 140 86
11 21 152 87
22 164 88
12 23 174 89
24 186 90
13 25 200 91
26 216 92
14 27 234 93
- 28 254 94

To calculate the correct speed-step value for the 128 speed-step mode,

the H15/16-44 decoder will internally average the values for 28 speed

steps that were specified in (CVs 67 to 94).