Alpino-class

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Summary

Origin country 🇮🇹 Italy
Category Frigate
SubtypeASM frigate
ManufacturerCantieri Navali Riuniti (CNR)
Year commissioned1968
UnitsA5384 ALPINO, F581 CARABINIERE

Description

The Alpino class comprised two frigates constructed for the Italian Navy during the Cold War era. These vessels were planned initially during 1959-1961, with a total of four ships intended to be ordered, each one named after a World War II-era Spica-class torpedo boat. However, the project faced delays due to design updates and resulted in only two ships being ordered in 1962. These were built by CNR in Riva Trigoso and were named Alpino and Carabiniere, after two types of soldiers and corresponding World War II Soldati-class destroyers.

The original design concept for the Alpino class was based on an enlarged version of the Canopo-class frigates. However, this was significantly altered to incorporate a combined diesel or gas (CODAG) propulsion system. These ships were innovative for the Italian Navy in their use of ship-based helicopters for extended operational capabilities and the introduction of variable depth sonar for enhanced anti-submarine warfare.

Over time, the Alpino-class frigates underwent a series of modernizations. In the 1980s, this included the fitting of updated sonar systems and new electronic warfare equipment, ensuring that the vessels remained at the forefront of naval technology and capability.

Despite their initial role as combat frigates, the operational history of the Alpino-class ships evolved. Starting from the mid-1990s, both ships transitioned to auxiliary roles within the navy. Notably, the Carabiniere served as a trials ship for testing new missile systems, specifically the Principal Anti Air Missile System (PAAMS), and for experimenting with advanced radar systems.

The operating country for both ships was Italy, as they were designed, built, and modernized to address the unique needs and specifications of the Italian Navy. Over the years, their service contributed to the Italian naval force's capabilities during the Cold War and beyond, taking part in the technological advancements pertinent to naval warfare.

Technical specifications

Alpino
Displacement2700 tons
Range 6000 km at 17 knots
Crew263 members
Width13.1 m (43.0 ft)
Length113.3 m (371.7 ft)
Propulsion

4 Tosi OTV 32 diesel engines with a power of 16,800 hp - 2 propellers

Armament

3 OTO-Melara Compact 76mm guns + 2 Breda 20mm guns + 6 Mk.32 ASM torpedoes + 1 AB-212 helicopter.

Maximum speed29 knots