When mice still used a mechanical design ( with slotted ' chopper ' wheels interrupting a beam of light to measure rotation ), trackballs had the advantage of being in contact with the user's hand, which is generally cleaner than the desk or mousepad and does not drag lint into the chopper wheels.

In a mechanical siren, sound is generated by a motor driving a shaft with a special turbine ( known as a rotor or chopper ) on one or both ends.

Around each fan — or chopper or rotor — is a housing with a number of rectangular holes to match the number of fan blades.

Some mechanical sirens, such as the Federal Signal Thunderbolt series, also employ compressed air that is blown at the rotor to supercharge the sound from the siren, which causes the sound to be sharper and much louder than it would be with the chopper and stator alone.

He then finds Dane who is about to depart in a chopper hovering over the train, unaware that Zachs has killed a female terrorist and is forcing the pilot to wait for Sarah and Ryback at gunpoint.

In a siren, the stator is the crucial part which actually cuts off and reopens air flow pushed by the blades of the chopper as the blades move past holes in the stator known as ports, generating the siren's tone ( s ).

In this case, the circuit is sometimes called a " ring demodulator ", one of many possible chopper circuits.

A harbor patrol marine helicopter arrives and a line is rigged to tow the boats to shore, but before the pilot can tow them, the shark attacks the chopper causing it to sink into the water.

The boss is a fleet of tiny helicopters spitted by a robotic face ( a parody of both, the Black Turtle attack chopper and the Mandara Master ).

In some techniques, a second fine steel instrument called a " chopper " is used from a side port to help with chopping the nucleus into smaller pieces.

Jesse surfaces as the chopper leaves, but is unable to stay above water.

Another unique aspect of a chopper design is that there is usually no rear suspension meaning the frame of the motorcycle will extend from the neck ( or front of the frame ) all the way to the rear wheel.

One look that is becoming more popular with chopper designs is a low frame to ground clearance or a low-rider look.

To build or chop a traditional chopper an unmodified factory bike is used ( usually a rigid Harley Davidson ) and everything unnecessary to either move or stop is stripped or chopped off.

There is a distinction between true chopper ( or chopper-style ) motorcycles, and custom motorcycles, or ' custom cruisers '.

While people assume that the chopper style motorcycles were built purely for aesthetics, there is a real performance advantage to the raked front end on these choppers.

Some people feel that the variety of engines and other components used more recently ( especially on bikes built outside of the US ) is diluting the signature appearance of the chopper style.

When the chopper is full, no more hostages will attempt to board ; they will wave the helicopter off and wait ( hopefully ) for its return.

In the Apple II and Atari 7800 versions, hostages will also die if the vehicle is not landed correctly ( it is slightly tilted ), being crushed as they attempt to board the chopper.

They remained the predominant type of industrial motor controller until the end of the 1980s when the availability of low cost electronics led to their replacement by chopper drives for high performance systems and inverters for high reliability with AC motors.

Another scooter type which is related to cutdowns is the " chopper ", which is a cutdown scooter with extra-long front forks.

They are especially noted for the tradition of heavy customization that gave rise to the chopper style of motorcycle.

Replica of the " Captain America ( motorcycle ) | Captain America " Harley-Davidson Chopper ( motorcycle ) | chopper which Fonda rode in Easy Rider, on display in a German Museum.

Hathaway spent some of his time at the Willow Springs Raceway in Rosamond, California competing in supersport motorcycle racing, and designing and driving " chopper " motorcycles.

An example of a Chopper ( motorcycle ) | chopper with raked forks at an extreme caster angle.

Based on the look of a customised chopper motorcycle, made popular with films such as Easy Rider, the Chopper bike was the " must have " item and signifier of " coolness " for many children at the time.

In between sprees featuring drugs, fights, sexual assault, loud revving Harley chopper engines and bongo drums, the Angels ride out to Mecca, California in the desert to look for the Loser's stolen motorcycle.

A new generation of motorcycle designers and builders are using the style as a fresh alternative to the custom chopper scene.

America's white press began promoting Louis ' image in as positive a manner as was possible for the times ; nicknames created for Louis included the " mahogany mauler ," " chocolate chopper ," " coffee-colored KO king ," " saffra sandman ," and, one that stuck, " The Brown Bomber.

At the plant, Jack, Mae and Bobby are enthusiastically greeted by Julia, who was earlier discharged from the hospital and was brought in by the chopper.

The first and most famous trauma came when he was feeding material into the farm's feed chopper.

Lawrenson earned a reputation as an accomplished player although he was often called a chopper by his Liverpool teammates and fans alike.

While the decreased weight and lower seat position improved handling and performance, the main reason to build such a chopper was to show off and provoke others by riding a machine that was stripped and almost nude compared to the softer-styled stock Harley-Davidsons, let alone the oversized automobiles of that time.

When individuals started cutting ( or chopping ) and welding their frames thereby repositioning / restyling them, the term " chopper " was born.

The Clactonian industry involved striking thick, irregular flakes from a core of flint, which was then employed as a chopper.

West Coast Choppers ( WCC ) is a brand that began selling screen-printed t-shirts and stickers with the company's Iron cross / Maltese cross logo while founder and " master marketer " Jesse James was finishing high school, packaging the accoutrements of the chopper lifestyle long before any actual West Coast Choppers customs had been ordered or sold.

The dramatic last out was made when shortstop Omar Vizquel bare-handed a high chopper over the mound by Ernest Riles and threw him out.

The engine was manufactured until 1947 and was replaced by the Panhead engine in 1948. The Knucklehead-engined models were originally referred to as " OHVs " by enthusiasts of the time ; the nickname " Knucklehead " arose from the California chopper culture of the late 1960s.

In a sad footnote, it was determined that the worker they were attempting to reach had bled to death before the chopper ever took off.

It featured a lot of the equipment from the C model but with a different frame, the substitution of a 16 " rear wheel, deletion of the tailpiece ( which was such a trademark of the B / C models ) and an entirely different seat with a " tuck and roll " appearance to give it the full-on " chopper " look.

As well, the fuel tank shape was completely different from the B / C models and more in keeping with the " chopper " look.

It was basically a C3 with slightly ' chopper ' styling.

Steppenwolf's aircraft was then shot down by Dan Turpin ( piloting an Army chopper ) and fell into the ocean.

The vehicle was a rebodied Lamborghini Diablo with a chopper gun fiberglass body set on a lengthened Diablo chassis.

On September 14, 1998, ABS-CBN Sky Patrol, the first ever news chopper in the country, was launched.

Amiga Computing said: " With its impressive graphics and superbly designed game system, it could well be the best chopper title yet " although the reviewer felt the difficulty curve was too steep.