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September 18, 1967

Safety

Cause of Viscount Crash Undetermined

Aeronautical Engineering

Boeing 737 at Midpoint in Flight Testing

Air Transport

L-1011 Designed for Cross-country Ro/e

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Safety

Cause of Viscount Crash Undetermined

Investigating board unable to learn why Cambrian aircraft went out of control in landing approach at Liverpool in July, 1965

5657

Aeronautical Engineering

Boeing 737 at Midpoint in Flight Testing

Short-haul jet’s lift exceeds expectations, but drag is viewed as possible problem; handling qualities approach those of 727

3637

Air Transport

L-1011 Designed for Cross-country Ro/e

New York-Lockheed’s airbus design disclosed last week calls for a three-engine transport with transcontinental capability—decisions that reflect the requirements of potential airline customers. The company hopes to proceed on prototype production of the L-1011 by next spring (AW&ST Sept. 11, p. 34).
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Avionics

Microcircuit Ils/vor Unit in Development for Air Force

Boonton, N. J.-Ultra-compact navigation set, designed to package complete instrument landing system (ILS) and enroute VOR navigation capabilities in a single modular, panel-mounted unit, is being developed under USAF contract by Aircraft Radio Corp.

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Management

A-7a Maintenance Test May Set Trend

Dallas-Navy/ Ling-Temco-Vought A-7A maintenance and reliability demonstration that exceeded contract guarantees may lead to the imposition of similar requirements on aerospace companies in the procurement of future weapon systems.

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Business Flying

Nasa Seeks Low-cost Collision Warning

Hampton, Va.-Program to develop and refine the technology for a lightweight, low-cost collision hazard warning system is being conducted at the National Aeronautics and Space Administration’s Langley Research Center here and Electronics Center in Cambridge, Mass.

3031

Management

Germany Approves Order for 110 Transalls

With defense funds slashed, purchase of transports expected to reduce helicopter buy; issue may be decided in November

2627

Management

Loan Restriction Imperils Exports

AIA head warns of potential $3-billion loss in market abroad by 1970 if Senate curbs Export-Import Bank credit authority

2829

Space Technology

Surveyor 5 Lunar Chemistry Data Studied

Los Angeles-Chemical analysis of the moon’s surface was continuing last week with Surveyor 5’s alpha scattering experiment, require about two weeks. but interpretation of data is expected to In another experiment, the spacecraft’s three vernier engines were fired for 0.55 sec., moving the vehicle slightly on its resting place on a 19.9-deg. slope in the moon’s Sea of Tranquillity.

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Avionics

New Avionic Products

Model TC/VCXO crystal oscillator is designed for communications applications where small size, accuracy and low power drain are primary considerations. Solid-state unit is both temperature compensated and voltage controlled. Individual units can generate any frequency to 50 me. Oscillators generating two or more frequencies are optional.
September 111967 September 251967