Airframer

The Airframer Bulletin

Rotor R550

All news ✕ Clear ‹ Current edition

Every Bulletin story and press release covering Rotor R550, newest first.

9 items

2026
10 March

ReleaseRobinson Helicopter Company establishes Robinson Unmanned business unit, formalizing expansion into scalable autonomous aviation

2025
25 February

ReleaseANAC permits commercial operations of Sprayhawk UAV in Brazil

2024
13 November

ReleaseRotor Technologies and Ag-Nav bring automated aerial application to helicopters

21 August Airtruck and Sprayhawk are both based on the Robinson R44 full-scale helicopter.

Rotor Technologies launches largest civilian drone based on R44

The first Sprayhawk production aircraft has been completed and is undergoing ground testing ahead of delivery to an agricultural partner in the US Midwest later this year.

13 August

ReleaseRotor Technologies enters agricultural market with world’s largest spray drone

8 February

ReleaseBell demonstrates High-Speed Vertical Takeoff and Landing (HSVTOL) technology at Holloman Air Force Base

31 January

ReleaseRotor flies live for a crowd, celebrates New Hampshire innovation with NH Governor Sununu

2023
30 November

ReleaseRotor unveils R550X uncrewed helicopter and begins production

9 November The Rotor R220Y is based on the Robinson R22.

Adapted Robinson completes uncrewed flight campaign

Rotor is stepping up in size and commercialising its autonomy technology with the development of the R550X, an uncrewed utility helicopter based on the Robinson R44 Raven II.