This page is a condensed excerpt from the air traffic control radar survey issued to students in Yankee Actual's EW operations training programs. The complete survey covers terminal, en-route, surface, precision-approach, and secondary radars with power, gain, EIRP, and waveform detail.
| System / Examples | Category | Band / Frequency | Role |
|---|---|---|---|
| Representative Emitter Classes — Sample Only | |||
Terminal surveillance ASR-9 · ASR-11 · STAR 2000 |
TERM | S-band 2.7–2.9 GHz | US and international airport primary radar — gigawatt-class legacy to modern low-peak solid-state |
En-route / long-range ARSR-4 · CARSR · FPS-117 |
ENR | L-band 1.2–1.4 GHz | Joint Surveillance System perimeter and NORAD long-range sensors |
Surface movement ASDE-3 · ASDE-X / SMR |
SFC | Ku / X-band | Runway and taxiway surveillance — fine-resolution fast-scan emitters |
Precision approach FPN-63 / TPN-22 class |
PAR | X-band | Military talk-down radar with a distinctive dual-sector scan |
Secondary / interrogators MSSR · Mode S · TCAS |
SSR | 1030 / 1090 MHz | The interrogator side of the IFF/SSR ecosystem |
