Grumman E-1 Tracer
| E-1 (WF) Tracer | |
|---|---|
| E-1B Tracer | |
| General information | |
| Type | Carrier-based airborne early warning | 
| National origin | United States | 
| Manufacturer | Grumman | 
| Primary user | United States Navy | 
| Number built | 88 | 
| History | |
| Introduction date | 1960 | 
| First flight | 17 December 1956 | 
| Retired | 1977 | 
| Developed from | Grumman C-1 Trader | 
The Grumman E-1 Tracer (WF prior to 1962) was the first purpose-built airborne early warning aircraft used by the United States Navy. It was a derivative of the Grumman C-1 Trader and entered service in 1960. It was replaced by the more modern Grumman E-2 Hawkeye by the mid-1960s-1970s.