The project of contactless digital hit detection system for interactive live fire shooting complexes was put into production.
NEW! Version U5.0 - 5.1, 2008- Ethernet technology implementation (information transfer rate is up to 10 Mb/s)
- capability to network electronic modules allowing to make multi shooting screens complexes
- to unify the link-up we use regular net "crossover"
- responsivity of module analogue part is increased, processing algorithm of accidental response cutoff is added
- processor work program and data exchange with PC protocol were optimized
- handy compact coaxial connectors use
- advanced high-speed processor
- data rate with PC increased
- hardware simplified due to specific elements use
- system of electronics state visual indication completed
- decoupling of analog unit and microprocessor was changed
- circuit of internal testing of the analog unit was improved
- microprocessor work program and data exchange with PC protocol were changed
- system of digital module serial identification was introduced
- highly productive microcontroller of new generation
- new program digital module work algorithm
- logical unit transferred into microcontroller
- automatic calibration of ultrasonic converter sensitivity
- data exchange with PC protocol was enlarged
- speed of data transfer to PC was increased due to module output rise
- production of ultrasonic converters using unique mold
- module analog unit improvement due to high-speed multiplexers and precision boosters application
- high-frequency headers made by Swiss firm LEMO
- application of specific high-frequency cables and headers keeping gain-frequency characteristics of useful signal along the space of shooting screen
- arrangement of analog boosters and digital unit at one board
- module reliability rise due to scheme simplification and interface cable removal
- board overall dimensions reduction due to SMD-components application
- programming coefficient of input signal multiplication
- unidirectional power supply, module power consumption reduction, that allows to decline external power unit
- analog unit gain-frequency characteristics modification for shooting screen sensitivity rise
- error identification system
- increased noise-immunity
- circuit diagram of digital module determining position was worked out
- construction and technology of ultrasonic converters production were worked out
- external performance of input signal boosters
- hardware implementation of digital unit on microcontroller
- hardware implementation of logical unit on programming logical integrated circuit
