May 22, 1972

May 22, 1972

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Aeronautical Engineering

Army Completing Ah-56a Tests

By Robert R. Ropelewski19 min

AVIONICS

Charge-transport Technology Explored

By Philip J. Klass18 min

Air Transport

Canada Weighs Arctic Resources Airlift

By Richard G. O’Lone7 min

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More Features
5455
Aeronautical Engineering

Army Completing Ah-56a Tests

Comparison of Lockheed helicopter with Sikorsky and Bell rivals to end next month; combat survivability study finished

By Robert R. Ropelewski19 min

6667
AVIONICS

Charge-transport Technology Explored

New type semiconductor microcircuit shows promise for recon sensors, computer memories, new circuit functions

By Philip J. Klass18 min

2425
Air Transport

Canada Weighs Arctic Resources Airlift

Plans are advancing in Canada for studies of an elaborate transportation network that would utilize an enormous freighter aircraft as the initial element in a system that could tap the rich mineral resources of that nation’s vast northwest and the high Arctic islands.

By Richard G. O’Lone7 min

7273
AVIONICS

Charge-coupled Concept Studied for Photo-sensors

Palo Alto, Calif.—Charge-coupled semiconductor imaging devices will supplant vidicons and other imaging vacuum tubes in cameras for a wide variety of civil and military applications, researchers at Fairchild Camera & Instrument Corp.

By Benjamin M. Elson7 min

7879
BUSINESS FLYING

Atc Hazards Feared Overlooked

Near-miss reports drop sharply following ending of immunity; information lack raises concern danger situations overlooked

By Charles E. Schneider5 min

1213
AERONAUTICAL ENGINEERING

Aviation Financing Body Urged

CAB chairman’s proposal would create unit in Treasury Dept, to guarantee loans to advance aircraft, engine developments

By Donald C. Winston5 min

6263
AERONAUTICAL ENGINEERING

Hawker Siddeley Sets Jet Trainer Design

London—Hawker Siddeley Aviation has frozen design of its HS-1182 jet trainer (AW&ST May 1, p. 16) prior to issuance of production drawings in June, and is revising a year-old world market survey to reflect the added role of a battlefield support aircraft.

By Herbert J. Coleman4 min

67
Editorial

New Lessons From Vietnam

The air war over Vietnam is now being fought with a new philosophy and new weapons that should provide considerable thought for military planners in the U. S. and USSR. U. S. airpower is pressing its attacks against targets in North Vietnam without the politically imposed inhibitions that restricted its effectiveness in the 1965-68 campaign.

By Robert Hotz4 min

2829
Air Transport

Boeing 747 and Douglas Dc-10 Block Hour Expenses—fourth Quarter 1971

(Dollars Per Block Hour) Boeing 747s Pan American Trans World North American American United Delta¹ Continental Eastern Flying Operations Crew Expense: Pilots & Co-Pilots........................... 175 135 192 149 172 140 200 187 74 42 57 58 69 12 14 10 15 9 2

By Ray & Ray4 min

2021
AVIONICS

Navy Seeks Pentagon Approval to Develop Advanced Navsat

May 151972 May 291972