February 2, 1970

Aeronautical Engineering

Air Cushion Train Effort Quickens

Avionics

Survivable Controls Gain Emphasis

Air Transport

Pan Am Easing 747 Into Operation

4647
Aeronautical Engineering

Air Cushion Train Effort Quickens

Selection of a prime contractor for the design and probable fabrication of a tracked air-cushion vehicle and guideway will be the largest step yet taken in the U.S. toward development of ground transportation technology for speeds up to 300 mph.

4041
Avionics

Survivable Controls Gain Emphasis

USAF plans to eliminate long hydraulic lines, mechanical links by use of redundant dispersed wiring, self-contained actuators

3233
Air Transport

Pan Am Easing 747 Into Operation

Ground delays caused by mechanical problems cut load factor to 60% in first week; JT9D engine stall recovery system studied

5657
Aeronautical Engineering

Ltv Develops High-altitude Recon Drone

Greenville, Tex.—Single-engine turboprop-powered aircraft for unmanned longendurance electronic intelligence or tactical communications relay missions has been developed here by LTV Electrosystems, Inc. The LTVE L450F is designed to handle missions lasting up to about 30 hr. and operate at altitudes of more than 45,000 ft. under remote control from stations up to 250 mi. away.

4445
Space Technology

Space Astronomy Plans Face Delay

Lack of funds threatens postponement of celestial observation from manned vehicles despite scientist-engineer harmony

1617

Nasa Budget Hits 7-year Low

New obligational authority of $3,333 billion asked in program contemplating expenditures of $3,403 billion in Fiscal 1971

5253
Aeronautical Engineering

Sud Broadens Helicopter Marketing Base

Marignane, France—Sud Aviation is extending its already successful helicopter marketing base through a series of wide-ranging licensed production and sales activities throughout the world. At the same time, the company is formulating plans for its next generation helicopter.

2021
Avionics

Satellite Clusters Studied for Tri-service Navigation

2223
Air Transport

Boeing, Faa Divided on Sst Prototype

Important changes in the U.S. supersonic transport program—shift in a basic surface material and loss of a major subcontractor—are being made at a time when Boeing and the government still are trying to reconcile conflicting philosophies about the prototype aircraft.

1011
Editorial

Concorde's Crucial Year

The Anglo-French Concorde supersonic transport program has begun its most crucial year since inception. By the end of 1970, it will be crystal clear whether this program will pioneer supersonic service on the North Atlantic in 1973 or whether it will fade into limbo as a courageous and expensive effort that faltered going over the technical and economic hurdles of its times.

January 261970 February 91970