271/2/3 | 278* | 279* | 282* | 283* | 284* | ||
Early surface warning. Replaced by 277/293. All had hand rotated aerials. | - | Early airguard double mast aerial | Early Gunnery obsolescent at end of war | Early Gunnery obsolescent at end of war | Early Gunnery obsolescent at end of war | ||
285* | 291* | 901* | 909 | 931* | 970* | ||
Early Gunnery obsolescent at end of war | WW2 Combined air/surface in small ships | Full Seaslug records and Birth of the 901 system and The Type 901 Guidance Radar | Type 42's etc | Centimetric spotting set for use with 274 |
Fitted into a large number of WW2 invasion craft. A makeshift 10cm developed from RAF. Good PPI |