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Typical diagnostic ultrasound machines operate in the frequency range of 2-18 megahertz, whereas home ultrasound machines and therapeutic ultrasound machines operate in the frequency range of .7-3.3 megahertz. Diagnostic sonography is typically used to create an audio "image", such as during pregnancy to visualize the developing baby.
Actress Vivienne Segal using a "Battle Creek Health Builder" from an advertizement in the November 1, 1927 Vogue. A vibrating belt machine is a device that was promoted to passively reduce body fat through the use of an oscillating or vibrating belt around the exercise subject's waist, without active exercise by the user. The device was widely ...
Chevrolet Station wagons offered a wide variety of engines rated from the 140 bhp (100 kW) 6-cylinder to the 225 hp (168 kW) V8. One base engine Chevrolet offered in 1956 was a 235.5-cubic-inch (3,859 cc) 6-cylinder engine with a cast-iron block and a compression ratio of 8.0:1. It was carbureted, with
Blocks made of both iron and aluminum alloys, for many different purposes – e.g. street-use, racing, etc. – are available in stock or modified configurations, as well as with increased deck height to allow for a longer stroke or more favorable rod length ratios, depending on intent, providing the ability to make engines with capacities of ...
After 1980, electronic feedback carburetion was used on the 267 with the exception of the following Canada-spec cars: the Buick Regal in place of the Buick 4.1 V6, the Oldsmobile Cutlass and Delta 88 in place of the Olds 260 V8, and the Pontiac Grand LeMans, Grand Prix, and Parisienne in place of the Buick 4.1 V6. The 267 also saw use in 1980 ...
The basis of the Turboglide's unique abilities was its five-element torque converter.Most automatic transmissions have a three-element torque converter, consisting of an impeller (an engine-driven pump); a turbine that rotates with the flywheel; a transmission-driven turbine that receives the energy of the oil propelled by the impeller, and a stator that redirects the recirculating oil so that ...
A scene from Chevy's new holiday commercial. (Chevrolet via YouTube) (Chevrolet via YouTube) Get your tissues out: Chevy’s new Christmas commercial is here, and it might make you weep.
The Chevrolet Vega is a subcompact automobile that was manufactured and marketed by GM's Chevrolet division from 1970 to 1977. Available in two-door hatchback, notchback, wagon, and sedan delivery body styles, all models were powered by an inline four-cylinder engine designed specifically for the Vega, with a lightweight, aluminum alloy cylinder block.