Controller Assessment
Controller Type
Speed
Comm
OS
API
In Service
1
ATC 5.2b
Yes
Yes
Yes
Yes
8,000
2
Model 2070LX
Yes
Yes
Yes
Yes
0
3
Model 2070E
Yes
Yes
Yes
No
0
4
Model 2070L
Yes
Yes
Yes
No
52,000
5
NEMA, Modern
Yes
Yes
33%
No
36,000
6
NEMA, Legacy
No
Adaptor
Yes
No
91,000
7
Type 170, Modern
Yes
Yes
No
No
12,000
8
Type 170, Legacy
No
Adaptor
No
No
102,000
9
Electromechanical & Other
No
No
No
No
6,000
Total:
307,000