State Research Center of the Russian Federation
Concern CSRI Elektropribor, JSC

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Shipborne automatic digital telephone exchange P-443E

    
The system provides automatic telephone service onboard surface ships and vessels, submarines of all types and other vehicles.

The system provides for subscriber exchange capacity of 16 to 2048 users, including analog connecting lines with shore automatic telephone exchange, due to modular structure and network architecture.

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Journal "Giroskopiya i Navigatsiya" website (in Russian)
• based on fiber-optic gyros (FOG)
• based on micromechanical gyros (MMG)
• Shipborne speed and depth meters
• Magnetic compasses
• Communication complex Distancia-E
• Integrated Shipborne Communication and Broadcasting Complex P-409
• Trailing towed array device K-697E
• Equipment for shipborne self-powered telephone communication BTS
• Shipborne automatic digital telephone exchange P-443E
• Floating information assemblies for submarines
• Mobile aeromarine gravimeter Chekan-AM
• Multi-purpose bottomhole remote sensing system UZTS-90
• Micromechanical gyro MMG-2
• Micromechanical gyro MMG-EPTRON
• Multi-channel micro-acceleration measurement system SINUS
• Autonomous attitude control system for low-orbiting spacecrafts