F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
F41A25/00—Gun mountings permitting recoil or return to battery, e.g. gun cradles; Barrel buffers or brakes
F41A25/10—Spring-operated systems
G—PHYSICS
G01—MEASURING; TESTING
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response
G01R27/32—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response in circuits having distributed constants, e.g. having very long conductors or involving high frequencies
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Monitoring And Testing Of Transmission In General
(AREA)
Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions
(AREA)
Dispositif permettant de faire apparaître, sur une courbe rendue visible sur l'écran d'un tube cathodique, un repère correspondant à une fréquence déterminée.