Abstract: The subject matter described herein includes methods, systems, and computer program products for determining an ammunition round count by resistive encoding. According to one embodiment, a system for providing an indication of a number of rounds of ammunition in a magazine of a firearm includes a follower for the rounds to rest upon, where the follower is internal to the magazine and pushes the follower and the rounds toward a mouth of the magazine to facilitate feeding the rounds into the firearm. The system also includes a resistive strip membrane potentiometer sensor arranged substantially along a length of the magazine that generates an output voltage when a first and a second circuit are connected by applying pressure to a surface of the sensor. The output voltage varies based on a position where the pressure is applied to the surface of the sensor and the first and second circuits are connected.

Abstract: Devices, systems, computer program products and methods for detecting gunshots is provided. The method and associated system can include a device which is coupled to a user or firearm. The device can include an accelerometer and a microphone for detecting movements and sounds, respectively. The device can be trained by firing rounds from the firearm under predetermined conditions. Analysis of the training results in creating a data signature for the particular firearm. Gunshots can be then detected by using the data signature and comparing the data signature to the movements and/or sounds captured. The number of rounds left in the firearm can then be displayed to the user for easy viewing.

Abstract: This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and <N magnetic-field-sensing sensors arranged along a path of the magnets when the follower moves along a length of the magazine, the sensors generating round count data based on a position of the one or more magnets relative to the <N magnetic-field-sensing sensors, and a first substantially flat antenna arranged on an inside of the magazine and configured to wirelessly transmit a round count indication to a second substantially flat antenna on the firearm, the round count indication based on the round count data, the second substantially flat antenna affixed to an inside of a magazine well of the firearm and mostly overlapping with the first substantially flat antenna.

Abstract: Several examples of a dual remote control and crew-served weapon station are described herein that uniquely provide different operating modes, any one of which can be quickly and efficiently selected based on outputs from various system sensors (e.g., switches and buttons). For example, a first operating mode is a mode in which the weapon is remotely steered and fired (e.g., remote controlled). A second operating mode is a mode in which a weapon cradle is stabilized by a gimbal and the weapon is aimed and fired by a local operator (e.g., crew-served stabilized). A third operating mode is a mode in which the cradle is manually steered and the weapon is fired by the local operator (e.g., full manual).

Abstract: The system and method taught herein allow a user to quickly determine how much inventory of a particular type is stored in nearby containers. Rather than inspect each container individually, a user need only scan the area for nearby containers. Each container will respond with its unique identifier and the number of items it contains.

Abstract: A cutting-power-off detection structure of a toy gun has a main structure that includes a gun body, a muzzle defined at one side of the gun body, a feeding channel defined in the gun body, a chamber defined in the gun body and in communication with the muzzle and the feeding channel, a circuit device arranged in the gun body, at least one wireless detection device arranged in the gun body and electrically connected with the circuit device, and a shot forwarding device arranged in the chamber and electrically connected with the circuit device. The feeding channel is connectable to a magazine and the wireless detection device is operable to detect a shot fed from the magazine. When the magazine runs out of shots and the wireless detection device detects no shot, a signal is transmitted to the circuit device to cut off electricity supplied to the shot forwarding device.

Abstract: Generally, a device for counting used munitions may include at least one sensor and at least one processor attachable to a firearm. The sensor(s) may be configured to generate at least one sensor signal, having signal values, in response to movement of at least one of: the firearm or at least one movable member of the firearm. The processor(s) may be configured to receive the sensor signal(s) from the sensor(s), and to detect, based on the signal values of the sensor signal(s) and a predetermined signal threshold, a discharge of the firearm. The processor(s) may be configured to determine a number of remaining cartridges in a magazine of the firearm, based on the detections of the discharges thereof. The device may further include at least one indicator configured to generate at least one notification concerning the number of remaining cartridges in the magazine.

Abstract: A shotgun is formed of sub-assemblies which include a lower receiver upon which a butt stock and an upper receiver are mounted. The lower receiver houses the fire control mechanism, the butt stock includes an ammunition elevator and a breech cover. Magazine tubes, ammunition cut-offs, a selector, a selector interrupter and the barrel are mounted on the upper receiver.

Abstract: A sighting system comprising light-emitting rear sighting indicators in which a set of rear sighting indicators disposed on or near the hammer end of a firearm, and, optionally, a front sighting indicator that comprises a brightly colored dot or fiber-optic sighting indicator. The rear sighting indicators may comprise fiber-optic elements that channel light energy towards the user's eye. In use, when the user brings the firearm to a firing position, the user's eyes and mind are able to quickly acquire the light-emitting rear indicators and subconsciously aim the firearm at an intended target, or to point the firearm in a desired direction. Thus, the fast acquiring firearm sighting system enables a firearm to be quickly aimed and fired. The use of the fast acquiring firearm sighting system of the invention reduces the processing load on the user's eyes and brain and makes aiming the firearm intuitive and instant.

Abstract: A practice magazine includes a housing that at least partially houses one or more weights, a rotating or pivoting follower, and a spring for biasing the follower in a first direction that is toward the slide of a firearm when the practice magazine is positioned in the magazine compartment of the firearm. The housing also includes a magazine catch notch and additional features to cooperate with the firearm magazine compartment's geometry. The follower attaches to the housing at a pivot support around which it can rotate, and the housing and follower include a stopper arrangement that limits excessive rotation of the follower. The spring, disposed between the follower and housing, produces tension when the practice magazine is fully inserted into the magazine compartment of the firearm. The weights are disposed in the housing to mimic the weight of loaded ammunition.

Abstract: An airsoft firearm system configured to provide a plurality of operational parameters of the airsoft firearm during utilization thereof. The airsoft firearm system includes a communications module wherein the communications module is operable to wirelessly transmit operational parameter data to a remote computing device. A power supply and a power monitoring module are located in the firearm so as to provide the necessary power to operate the firearm and monitoring thereof. An ammunition counting module is present within the firearm wherein the ammunition counting module provides data on ammunition consumption rate and remaining ammunition. A safety module is present and is operably coupled to the power supply and is configured to provide control thereof. A position sensor is located on the firearm and is operable to detect the orientation of the firearm. An audio module is operably coupled to the communications module and is configured to broadcast sound effects.

Abstract: This disclosure describes systems, methods, and apparatus for detecting and displaying a number of rounds in a firearm magazine comprising a maximum number of N rounds. The magazine may comprise a follower, magnets on the follower, and <N magnetic-field-sensing sensors arranged along a path of the magnets when the follower moves along a length of the magazine, the sensors generating round count data based on a position of the one or more magnets relative to the <N magnetic-field-sensing sensors, and a first substantially flat antenna arranged on an inside of the magazine and configured to wirelessly transmit a round count indication to a second substantially flat antenna on the firearm, the round count indication based on the round count data, the second substantially flat antenna affixed to an inside of a magazine well of the firearm and mostly overlapping with the first substantially flat antenna.

Abstract: A laser target pointer comprises a case, a lighting module, a laser module, an operating module, an adjustment mechanism and a magnetic switch. The adjustment mechanism is equipped with a biaxial pivoting mechanism to adjust the position of the laser aiming point of the laser module. The magnetic switch can be magnetically attracted and detachably connected with a contact block and electrically connected to the laser target pointer. The power of the laser target pointer can be conveniently turned on or off by operating the magnetic switch. The lighting module comprises a plurality of invisible light emitting diodes having different divergence angles in order to provide different irradiation distances. The operating module comprises a plurality of luminous patterns each corresponding to an operation function, such that the user can clearly and quickly identify which one of the operation functions is currently enabled.

Abstract: A firearm includes a barrel portion, a slide, and a frame. The frame includes a grip, and the grip includes a magazine chamber and a rear surface adjacent the slide. At least one sensor is carried by the grip, and the at least one sensor adapted to sense a state of the magazine detachably received in the magazine chamber corresponding to a number of cartridges of ammunition remaining in the magazine. A display is carried on the rear surface of the grip, and the display includes a plurality of illuminating devices. The display is operatively coupled to the at least one sensor and is operable to visually present the number of cartridges of ammunition remaining in the magazine by illuminating at least one of the plurality of illuminating devices.

Abstract: A linear encoder may be used to accurately determine a number of cartridges within a magazine. Further, using a set of magnetic sensors within a buffer tube of a firearm, it is possible to determine whether a cartridge is loaded within a chamber of the weapon and/or whether the firearm is jammed. The determination of cartridges within the magazine in conjunction with the determination of whether a cartridge is in a chamber of a firearm can give a user an accurate ammunition count. Further, the use of the linear encoder makes it possible to accurately determine the cartridge count when different cartridges are loaded into the magazine or when the magazine degrades in quality over time. Moreover, the ability for magazines to communicate with a firearm enables a user to determine a total available ammunition to the user in a single display without individually checking each magazine.

Abstract: A linear encoder may be used to accurately determine a number of cartridges within a magazine. Further, using a set of magnetic sensors within a buffer tube of a firearm, it is possible to determine whether a cartridge is loaded within a chamber of the weapon and/or whether the firearm is jammed. The determination of cartridges within the magazine in conjunction with the determination of whether a cartridge is in a chamber of a firearm can give a user an accurate ammunition count. Further, the use of the linear encoder makes it possible to accurately determine the cartridge count when different cartridges are loaded into the magazine or when the magazine degrades in quality over time. Moreover, the ability for magazines to communicate with a firearm enables a user to determine a total available ammunition to the user in a single display without individually checking each magazine.

Abstract: Disclosed herein is a system to facilitate counting and displaying of an ammunition count of a magazine of a firearm. Further, the system may include a sensory device configured to generate a sensory data related to a movement of ammunition in the magazine. Further, the system may include a processing device communicatively connected with the sensory device configured for analyzing the sensory data to generate an ammunition data. Further, the ammunition data may include a number of ammunition rounds in the magazine. Further, the system may include a presentation device communicatively connected with the processing device configured for displaying the ammunition data. Further, the system may include a storage device configured for storing the ammunition data.

Abstract: A lock system and related methods are disclosed. The lock mechanism has a lock plate configured to be positioned adjacent the distal side of a firearm floor plate. The lock plate has a base plate and a disengagement mechanism affixed to a proximal side of the base plate. The disengagement mechanism has a protrusion configured to extend into the passage of the floor plate when the floor plate and the lock plate abut one another. The protrusion has a first portion and a second portion. The first portion is shaped to extend into the passage of the floor plate. The second portion is shaped to extend through the passage of the floor plate and protrude from the proximal side of the floor plate.

Abstract: A magazine, magazine assembly, magazine retrofit kit and/or portion thereof configured to provide tactile indication of magazine ammunition level.

Abstract: A haptic firearm magazine that exploits at least one natural vibration mode of its structure.

Abstract: One aspect includes a method of configuring a smart-gun that includes maintaining a smart-gun in an unlocked configuration, where the smart-gun is operable to file, in response to a first unlock ping being received at the smart-gun; determining by the smart-gun that a second subsequent unlock ping has not been received within a timeout limit; and configuring the smart-gun from an unlocked configuration to a locked configuration, where the smart-gun is inoperable to fire, in response to the determining that the second subsequent unlock ping has not been received within the timeout limit.

Abstract: A linear encoder may be used to accurately determine a number of cartridges within a magazine. Further, using a set of magnetic sensors within a buffer tube of a firearm, it is possible to determine whether a cartridge is loaded within a chamber of the weapon and/or whether the firearm is jammed. The determination of cartridges within the magazine in conjunction with the determination of whether a cartridge is in a chamber of a firearm can give a user an accurate ammunition count. Further, the use of the linear encoder makes it possible to accurately determine the cartridge count when different cartridges are loaded into the magazine or when the magazine degrades in quality over time. Moreover, the ability for magazines to communicate with a firearm enables a user to determine a total available ammunition to the user in a single display without individually checking each magazine.

Abstract: A linear encoder may be used to accurately determine a number of cartridges within a magazine. Further, using a set of magnetic sensors within a buffer tube of a firearm, it is possible to determine whether a cartridge is loaded within a chamber of the weapon and/or whether the firearm is jammed. The determination of cartridges within the magazine in conjunction with the determination of whether a cartridge is in a chamber of a firearm can give a user an accurate ammunition count. Further, the use of the linear encoder makes it possible to accurately determine the cartridge count when different cartridges are loaded into the magazine or when the magazine degrades in quality over time. Moreover, the ability for magazines to communicate with a firearm enables a user to determine a total available ammunition to the user in a single display without individually checking each magazine.

Abstract: A firearm system includes a firearm and a computer. Electronics in the firearm determine data that includes a pathway between different points of aim of the firearm as the firearm moves. The computer receives this data and builds an image of the pathway between the different points of aim of the firearm.

Abstract: A firearm can have a bolt having a plurality of locking lugs that are configured to have a shear area that is larger than that of a standard M16/M4. A bolt carrier can have a bolt that has a double cut cam having an unlocking cam surface that has sufficient dwell increase to delay a start of unlocking when the bolt carrier is used in an M4 carbine. A stepped extractor pin may be provided that prevents disengagement of the extractor pin. A tube can be configured to provide gas from a barrel of the firearm to the piston via the carrier key. The tube can have a heat radiator formed from triangular shaped threads on at least a portion of the tube. A piston on the bolt and can have a plurality of rings including pairs of mating rings that are formed and maintained as a matched pair.

Abstract: A magazine assembly having an elongated housing with a channel dimensioned to contain a plurality of stacked ammunitions between a first and second end of the housing. A spring loaded follower is mounted within the housing channel and is adapted to abut against one end of the stacked ammunition adjacent the second end of the housing and urge the stacked ammunition towards the first end of the housing. A tactile indicator assembly is mounted to the housing which cooperates with the follower to indicate the position of the follower between the ends of the housing and thus the amount of ammunition remaining in the magazine.

Abstract: A lock system and related methods are disclosed. The lock mechanism has a lock plate configured to be positioned adjacent the distal side of a firearm floor plate. The lock plate has a base plate and a disengagement mechanism affixed to a proximal side of the base plate. The disengagement mechanism has a protrusion configured to extend into the passage of the floor plate when the floor plate and the lock plate abut one another. The protrusion has a first portion and a second portion. The first portion is shaped to extend into the passage of the floor plate. The second portion is shaped to extend through the passage of the floor plate and protrude from the proximal side of the floor plate.

Abstract: A high capacity magazine for high powered rimfire cartridges comprises a header portion that has a form factor to be received in a rotary magazine receptacle and an arcuate cartridge bank portion that holds a column of cartridges. A pair of clamshell halves define an arcuate cartridge bank and a lower portion of the header potion. A header caps the upper ends of the clamshell halves securing the clamshell halves together. The head and clamshell halves define the cartridge pathway to the magazine exit to be fed into the rifle chamber.

Abstract: An apparatus known as a self-illuminating light-emitting firearm magazine indicator, or simply, light-emitting magazine indicator, (LEMI), is described here forth. The light-emitting firearm magazine indicator makes use of a self-illuminating device. The device and/or materials could comprise: radioactive gaseous isotopes, self-illuminating paint or any other substance that contains self-luminous properties. The light-emitting firearm magazine indicator will make use of any form of self-illumination technology that require no external power source or battery technology in order to give off light emissions. The light-emitting firearm magazine indicator will use the properties of radio-luminescence as a primary, but not exclusive source to create such attributes.

Abstract: A system for displaying a number of rounds in a magazine of a weapon may include a force sensitive resistor shaped to be placed in the magazine and engage a magazine spring therein such that a resistance of the force sensitive resistor changes in response to a spring force from a number of rounds in the magazine, a microcontroller connected to detect the resistance of the force sensitive resistor resulting from the spring force upon the force sensitive resistor in response to the number of rounds in the magazine and output an electrical signal indicative of the resistance; and a display connected to respond to the electrical signal, the display having an indicator that is actuated in response to the signal to indicate the number of rounds in the magazine.

Abstract: A firearm system includes a firearm and a computer. Electronics in the firearm determine data that includes a pathway between different points of aim of the firearm as the firearm moves. The computer receives this data and builds an image of the pathway between the different points of aim of the firearm.

Abstract: This invention provides a system, method and algorithm for automatic electronic communication between a firearm formed with a location tracking system and a signal emitting arrangement. A data processing system is provided at a restricted firearm-free-zone established around key public sites (schools, mass gathering places etc.). The safety and security system for tracking firearms of the invention is arranged, so that upon approaching the restricted firearm-free-zone an unauthorized firearm activates a security protocol, so as to trigger an automatic alarm, dispatch of police and EMS etc.

Abstract: Implementations of the present disclosure relate to apparatuses, systems, and methods for constructing, installing, and using a compression follower in a tubular firearm magazine. In particular, the compression follower resides inside a shotgun magazine and replaces the standard follower. The compression follower has a compressible tail, thereby providing the capacity of a standard follower and increased reliability by aligning the follower and a magazine spring.

Abstract: Semi-automatic rifle including a free floating barrel with a muzzle located at a distal end and an engagement mechanism at a proximal end. The barrel has a length measured from the proximal end to the distal end. A receiver can be configured to couple the engagement mechanism of the barrel and a bolt at least partially rotatably mounted relative to the receiver. A gas cylinder system being coupled to the barrel substantially close to the muzzle and including an operating rod. A trigger assembly coupled to the receiver to receive at least a portion of the operating rod and a bridge coupled to the trigger assembly. A fire control located substantially within the trigger assembly and configured to actuate the bolt so as to eject a cartridge and load a subsequent cartridge from a clip.

Abstract: This disclosure relates to a system and method for storage of a modular cartridge within a cavity formed in a portion of a firearm, wherein the cavity is not the magazine well of the firearm. The disclosure provides for a system for disengagebly retaining such modular cartridges, as well as multiple embodiments of cartridges which may be retained therein. Such embodiments of modular cartridges include: a miniature magazine (mini-mag) which may be used to store ammunition, and which may be operable as a magazine for the firearm; a dry box which may be used to store materials in a manner in which they are protected from the ambient environment; a monopod which may be used to help support a firearm; a flashlight; and a battery charger, which may provide for a usb output.

Abstract: A method of monitoring and inductively charging a firearm is implemented with an inductive charging base that includes a chipset, a GPS module, and a wireless communication module. When the firearm is placed onto the inductive charging base, the base charges a portable power source of the firearm and receives a current location of the base from the GPS module. If the firearm is physically separated from the base, then the chipset generates a separation notification. The chipset then sends both the separation notification and the current location of the base with the wireless communication module to contact information stored on the chipset. The contact information is for an authorized user profile of the firearm.

Abstract: A firearm system includes a firearm and a computer. Electronics in the firearm determine data that includes a pathway between different points of aim of the firearm as the firearm moves. The computer receives this data and builds an image of the pathway between the different points of aim of the firearm.

Abstract: An ammunition indicator system of the present disclosure uses a magazine configured for housing bullet cartridges, the magazine comprising an outward-facing surface and a cavity. The system further has a follower that fits within the cavity and interfaces with the bullet cartridges inside the cavity. The follower further moves in a direction toward an open end of the magazine as bullet cartridges from the cavity are spent. The system further has a channel in the outward-facing surface of the magazine and an ammunition indicator rod configured for slidably coupling to the channel and fixedly coupling to the follower, the ammunition indicator rod indicates an amount of ammunition in the magazine.

Abstract: A self-contained magazine intended for a firearm, including a main housing configured to receive a plurality of cartridges and having an open upper end through which the cartridges are loaded and unloaded, a follower arranged relative to the main housing and able to slide in a longitudinal axial direction along the main housing, a spring urging the follower toward the upper end so as to push the cartridges toward the upper end, a secondary housing fixed and preferably removably relative to a substantially planar lower end of the main housing, and an indicator device arranged at least partially inside the secondary housing to indicate the number of cartridges contained in the main housing.

Abstract: Implementations of a magazine floor plate with a status indicator are provided. In some implementations, the magazine floor plate with a status indicator may be used by replacing the floor plate of a magazine for a firearm. In some implementations, the magazine floor plate may be configured to provide a visual and/or tactile indicator that relates to the quantity of ammunition contained within the magazine. In some implementations, the magazine floor plate may comprise a base pad and an internal floor plate having a mechanical indicator device thereon. In some implementations, a portion of the mechanical indicator device extends from the base pad of the magazine floor plate when the magazine is loaded to its minimum indication capacity. In this way, the user is provided with a visual and/or tactile indicator that relates to the quantity of ammunition contained with the magazine.

Abstract: A magazine assembly having an elongated housing with a channel dimensioned to contain a plurality of stacked ammunitions between a first and second end of the housing. A spring loaded follower is mounted within the housing channel and is adapted to abut against one end of the stacked ammunition adjacent the second end of the housing and urge the stacked ammunition towards the first end of the housing. A tactile indicator assembly is mounted to the housing which cooperates with the follower to indicate the position of the follower between the ends of the housing and thus the amount of ammunition remaining in the magazine.

Abstract: Systems and methods are provided that alert a firearm operator when the firearm is low on ammunition. As the operator expends ammunition, the system tracks the ammunition level and provides a visual indication within the operator's field of view when an aiming device of the firearm is being employed. In this manner, the operator's attention need not be diverted from the aiming device, yet the operator is simultaneously notified as to the ammunition status.

Abstract: A drum magazine assembly and methods are described. A drum assembly has a follower assembly, a drum body, a spring assembly, and a feed tower assembly. The follower assembly biases cartridges towards an exit of the feed tower assembly. The follower assembly has a plurality of dummy cartridges, the plurality of dummy cartridges having a leading dummy cartridge and a last dummy cartridge, and a plurality of links including a leading link and a last link. The last dummy cartridge rotates relative to the last link and the leading link, and the leading dummy cartridge has a bolt catch engagement feature.

Abstract: This invention is to a wireless dual module system for sensing and indicating the remaining rounds contained within a detachable or integrated firearm magazine. The dual module system, one containing a display (display module) and one more round sensing modules (magazine module) may be implemented with no significant modifications to the firearm or magazine. The display module and one or more magazine modules wirelessly linked together are referred to as the system. The system is configured to provide the number of rounds remaining in a magazine, if a magazine is seated properly in the magazine, to indicate an empty magazine, or to indicate that the number of rounds remaining in the magazine is above or below a predetermined range. The system is able to provide an immediate indication of the remaining rounds in a magazine, regardless of the amount of rounds discharged or supplemented by the user.

Abstract: An apparatus known as a self-illuminating light-emitting firearm magazine indicator, or simply, light-emitting magazine indicator, (LEMI), is described here forth. The light-emitting firearm magazine indicator makes use of a self-illuminating device. The device and/or materials could comprise: radioactive gaseous isotopes, self-illuminating paint or any other substance that contains self-luminous properties. The light-emitting firearm magazine indicator will make use of any form of self-illumination technology that require no external power source or battery technology in order to give off light emissions. The light-emitting firearm magazine indicator will use the properties of radio-luminescence as a primary, but not exclusive source to create such attributes.

Abstract: A cartridge magazine for housing a plurality of stacked cartridges and successively dispensing and guiding the uppermost one of the stacked cartridges from the magazine forward toward an inclined ramp leading to a chamber of a barrel of a firearm, the magazine comprising a housing portion and a nose-dive control spring. The nose-dive control spring comprises a resilient shank portion and a bullet-engageable end portion. The shank portion extends from one of the front and side walls to the bullet-engageable end portion. The nose-dive control spring is adapted and configured to prevent an uppermost cartridge from moving into a nose-dive orientation as a breech face of the firearm pushes the cartridge forward toward the inclined ramp of the firearm.

Abstract: A round counter, comprising a detection unit to detect energy pulses resulting from an impact to a firearm; a round counter processor to analyze data obtained by the detection unit to count a number of rounds fired from the firearm; the round counter processor is configured to designate a time window data that is substantially a time length of an energy pulse; wherein the round counter processor compares the time window data to a firing window, the firing window is a predetermined time length required for discharging a round from the firearm; the time window has a substantial time span of firing at least two rounds; a firing counter increases the count when the round counter processor determines the time window data is larger than the firing window and transfers a command to the firing counter to increase the count of the firing counter.

Abstract: A device for displaying the number of rounds remaining in a firearm magazine includes a digital counter with a voltage source. A voltage flows from the digital counter, through a magazine connection, and to a follower conductor in the magazine. The follower conductor contacts binary coded conductive strips, which return a binary representation of the number of rounds in the magazine to the digital counter.

Abstract: A magazine is disclosed including a storage tube and a biasing member positioned within the storage tube. A strip engages the follower and extends toward a distal end of the storage tube. A display member is coupled to the strip and is viewable through the storage tube. The display member displays a state of the strip. The strip may be coupled to the follower and wrap around an axle or spool engaging an axle. The display member may be a window such that a portion of the strip around the axle is viewable. The strip may include visual indicators that are visible through the window and indicate a number of rounds within the magazine. A switch may be selectively activated to illuminate a portion of the strip viewable through the window.

Abstract: A system for tracking weapon health includes a low frequency networked radio tag coupled with a firearm, said radio tag configured to receive and send data signals; a reader configured to be in operative communication with the tag antenna; and a display configured to display data relating to weapon health. The radio tag includes a shot sensor, a shot count register for tracking the number of shots fired and cadence registers for tracking the intervals between shots.