May 28, 1956

AIR TRANSPORT

Britannia Challenges U.s. Jet Airliners

MISSILE ENGINEERING

Delta Fin Veronique Aims at 137 Miles

AVIONICS

Longer Hours, Better Firm Use Would Speed Avionics Progress

4445
AIR TRANSPORT

Britannia Challenges U.s. Jet Airliners

Bristol, England—Bristol Aeroplane Co. is attempting to invade the U. S. domestic airline market with its 100-passenger turboprop Britannia. Bristol and Capital Airlines are negotiating a contract which would put Britannia 300s into U. S. service next year, well ahead of the Lockheed Electra.

5657
MISSILE ENGINEERING

Delta Fin Veronique Aims at 137 Miles

Vernon, France—A ceiling of 137 mi. is the future target for development of the Veronique high-altitude rocket, the largest post-war effort of France and Western Europe. During the six-year test program with the rocket, the maximum altitude reached has been about 90 mi.

7071
AVIONICS

Longer Hours, Better Firm Use Would Speed Avionics Progress

Dayton—Longer hours for engineers, better use of medium-sized companies and painstaking management control were some recommendations for speeding avionics research and development made last week at the National Conference on Aeronautical Electronics.
2627

Services Battle for Irbm Jurisdiction

USAF, Army, with eye on operation of IRBM, open struggle with skirmish over smaller missiles.

6465
AVIONICS

Automatic Air Traffic Control Described

New York—First details on promising Air Force developments and programs in the field of automatic and semiautomatic traffic control equipment were revealed recently by Benjamin F. Greene, Jr., chief of the Air Force Cambridge Research Center Navigation Laboratory.

8485
EQUIPMENT

Kerosene, Jp-4 Compete in Laboratory

9091
EQUIPMENT

Pratt & Whitney Offers Portable Jet Noise Suppressor Design Free

East Hartford, Conn.—An exhaust noise suppressor design for jet engine ground running, a portable device easy to install and remove, has been offered without charge to the industry and the military by Pratt & Whitney Aircraft. An inlet noise reflector, which deals with the greatest source of noise once the exhaust has been muffled, has been built by Pratt & Whitney, though its design is not included in the offer.
2021
EDITORIAL

Technology Forces New Military Roles

The current rash of inter-service sniping emanating from the Pentagon, like the revolt of the Navy admirals in 1949, stems from the inexorable impact of new technology on the military problem. President Eisenhower has wisely pointed out that these differences between the services are nothing new and that they are a necessary process in the constant evolution of military policy to fit the new requirements of defense effort.

100101
BUSINESS FLYING

Cessna’s New Dealer Promotion a Success

Cessna Aircraft Co., totting up the results of a new sales promotion technique in the aircraft industry, finds the results gratifying. Previously Cessna, like most of the rest of the industry, had introduced its business and pleasure airplanes to dealers and salesmen in a showing over several days at its Wichita, Kan., plant.

7677
AVIONICS

New Avionic Products

Components & Devices High-voltage silicon rectifiers, single grown-junction type, with 1,500-volt breakdown voltage, for operation up to 150C, are available with forward current ratings up to 100 ma. Rectifiers come in five different models: 1N543 and 1N543A have axial leads; 1N544 and 1N544A have stud-mounting provisions for maximum heat dissipation.
May 211956 June 41956