Type 291
Description of the radar set, tactical-technical characteristics
Figure 1: Type 291
| Specifications | |
|---|---|
| frequency: | 214 MHz
(VHF-Band) |
| pulse repetition time (PRT): | |
| pulse repetition frequency (PRF): | 500 Hz |
| pulsewidth (τ): | 1.1 µs |
| receive time: | |
| dead time: | |
| peak power: | 100 kW |
| average power: | 55 W |
| instrumented range: | 35 NM (≙ 65 km) |
| range resolution: | 180 m |
| accuracy: | |
| beamwidth: | 40° |
| hits per scan: | |
| antenna rotation: | |
| MTBCF: | |
| MTTR: | |
Type 291
The Type 291 was an operating in VHF-Band early warning radar and became operational end of 1941. It was widely used on small ships throughout WWII. The antenna was still turned manually with a crank.