1981 · Twin-engine turbine helicopter
Factory at 
Stratford
US Army UH-60A modified for electronic warfare (EW) intended to locate, classify and disrupt enemy signal traffic. Prototype YEH-60A first flew September 1981. Tracor Aerospace eventually converted 66 airframes between April 1986 and September 1989. Upgraded as EH-60C. The EH-60B was intended to carry the Stand-Off Target Acquisition System (SOTAS) radar under the cabin but was cancelled.
Airframes (22)
| C/N | Model | Built | Reg | |
|---|---|---|---|---|
| 70-1021 | eh-60a | 85-24470 N870AA N160XP | ||
| 70-1042 | eh-60a | 85-24474 | ||
| 70-1064 | eh-60a | 1985 | 85-24480 N980AA  N980AA | |
| 70-1100 | eh-60a | 86-24566 | ||
| 70-1120 | eh-60a | 86-24570 N155AA | ||
| 70-1132 | uh-60a | 1986 | 86-24572 | |
| 70-1138 | eh-60a | 86-24573 N260XP | ||
| 70-1168 | uh-60a | 1986 | 86-24578 | |
| 70-1189 | eh-60a | 87-24659 N160KA | ||
| 70-1196 | eh-60a | 1987 | 87-24660 N82BH N909BH N80BH | |
| 70-1203 | uh-60a | 87-24661 | ||
| 70-1231 | uh-60a | 87-24666 | ||
| 70-1245 | uh-60a | 1987 | 87-24668 | |
| 70-1257 | uh-60a | 1987 | 87-24669 | |
| 70-1267 | uh-60a | 87-24670 | ||
| 70-1288 | uh-60a | 87-24672 | ||
| 70-1303 | uh-60a | 1987 | 87-24674 | |
| 70-955 | eh-60a | 84-24019 | ||
| 70-969 | eh-60a | 84-24022 | ||
| 70-974 | eh-60a | 84-24023 | ||
| 70-999 | eh-60a | 85-24465 | ||
| unknown | eh-60a | 87-24662 872466 |
Operators
| 1978- | US Army Aviation S-70 H-60 |
| 1983- | US Navy S-70 H-60 |