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A Tektronix 465 portable analog oscilloscope is a typical instrument of the late 1970s. In the 1960s Tektronix introduced the relatively compact 450 series of portable oscilloscopes, starting with the 50 MHz 453. The 453 was superseded by the 454. There was also a 422 15 MHz AC/DC portable made. [1]
A PC-based oscilloscope is a type of digital oscilloscope which relies on a standard PC platform for waveform display and instrument control. In general, there are two types of PC-based oscilloscopes Standalone oscilloscopes which contain an internal PC platform (PC mainboard) – common with upper mid-range and high-end oscilloscopes
Bullpup pump action double-barreled shotgun United States: 2015 Franchi Special Purpose Automatic Shotgun 12: Luigi Franchi: Pump action or Semi-automatic Italy: 1979 Franchi SPAS-15: Luigi Franchi: Pump action or Semi-automatic Italy: 1986 Hawk Industries Type 97: Norinco: Pump action or Semi-automatic PRC: 1990s Heckler & Koch HK CAWS ...
The shotgun is still being manufactured by S&T Daewoo (now SNT Motiv) in Korea for military and law enforcement sales only. [ citation needed ] [ 5 ] A U.S. firearms manufacturer, Ameetec Arms LLC of Scottsdale, Arizona , started the manufacture of a USAS-12 semi-automatic clone in 2007, called the WM-12; it mainly differs from the USAS-12 by ...
Hatsan Escort Magnum, security and law enforcement purpose 12 gauge semi-automatic shotgun. The primary characteristic of a riot shotgun is a "short" barrel (generally 14 to 20 inches (360 to 510 mm) long; 18 in (460 mm) is the shortest length available to civilians in the U.S. that is not subject to additional federal ATF regulation) which makes the shotgun more compact and easier to handle ...
A Tektronix TDS210 digital oscilloscope. A digital storage oscilloscope (DSO) is an oscilloscope which stores and analyses the input signal digitally rather than using analog techniques. It is now the most common type of oscilloscope in use because of the advanced trigger, storage, display and measurement features which it typically provides. [1]
The Ithaca 37, also known as the Ithaca Model 37, is a pump-action shotgun made in large numbers for the civilian, law enforcement and military markets. Based on a 1915 patent by firearms designer John Browning for a shotgun initially marketed as the Remington Model 17, it utilizes a novel combination ejection/loading port on the bottom of the gun which leaves the sides closed to the elements.
Annie Oakley posing with a single shot Stevens rifle in hand, with the Spencer shotgun being the right of the two guns leaning on the prop rock. The Spencer 1882 is an early example of pump-action shotgun. It is a hammerless design and uses an unrefined and complex cycling design in which the toggle breech pivots up and down when cycling. [1] [4]