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  2. Yaesu FT-1000MP - Wikipedia

    en.wikipedia.org/wiki/Yaesu_FT-1000MP

    The FT-1000MP is an amateur radio ("ham") transceiver series, built by Yaesu.It is an "all-mode" set, operating in the high frequency (HF) frequency range. The "MP" suffix in the name was an homage to Sako Hasegawa, the late founder of the company whose callsign was JA1MP, and who heavily influenced the design and feature set built into this radio.

  3. Military Auxiliary Radio System - Wikipedia

    en.wikipedia.org/wiki/Military_Auxiliary_Radio...

    The MARS programs also include active duty, reserve, and National Guard units; and Navy, Marine Corps units. [1] MARS has a long history of providing worldwide auxiliary emergency communications during times of need. The combined two-service MARS programs (Army, and Air Force), volunteer force of over 3,000 dedicated and skilled amateur radio ...

  4. Mark V Special Operations Craft - Wikipedia

    en.wikipedia.org/wiki/Mark_V_Special_Operations...

    The Mark V SOC is operated by Naval Special Warfare Group THREE (formerly known as Special Boat Squadron ONE) and Naval Special Warfare Group FOUR (formerly known as Special Boat Squadron TWO) on the east and west coasts. Twelve Mark Vs are assigned to NSWG-3, Coronado, California, and eight to NSWG-4, Little Creek, Virginia.

  5. Yaesu VX series - Wikipedia

    en.wikipedia.org/wiki/Yaesu_VX_series

    The Yaesu VX series is a line of two sequences of compact amateur radio handheld transceivers produced by Yaesu.There is a line of ultra-compact lower-power dual-band (2 m and 70 cm) transceivers that started with the VX-1R and was later updated with the VX-2R and VX-3R.

  6. Ship gun fire-control system - Wikipedia

    en.wikipedia.org/wiki/Ship_gun_fire-control_system

    Mark 37 Director c1944 with Mark 12 (rectangular antenna) and Mark 22 "orange peel" Ship gun fire-control systems (GFCS) are analogue fire-control systems that were used aboard naval warships prior to modern electronic computerized systems, to control targeting of guns against surface ships, aircraft, and shore targets, with either optical or radar sighting.

  7. Tigerfish (torpedo) - Wikipedia

    en.wikipedia.org/wiki/Tigerfish_(torpedo)

    The Mark VIII had no homing system but, despite the design being over 50 years old at the time, was far more reliable and carried a greater high-explosive payload. In a test carried out by submarines returning to the UK after the war, two of five Mod 1 Tigerfish fired at a target hulk failed to function at all and the remaining three failed to ...

  8. Mark V tank - Wikipedia

    en.wikipedia.org/wiki/Mark_V_tank

    A Mark V Composite is at the M. F. Sumtsov Kharkiv Historical Museum, Ukraine. A Mark V* Male, Number 9591, has been part of the U.S. Army Armor and Cavalry Collection at Fort Moore, Georgia since 2010. Issued to Company A, US 301st Heavy Tank Battalion and hit by a 57 mm (2.2 in) shell round on 27 September 1918 during the attack against the ...

  9. Mark 34 Gun Weapon System - Wikipedia

    en.wikipedia.org/wiki/Mark_34_Gun_Weapon_System

    The OSS supports the Mark 34 GWS by providing a very accurate range using its laser. During an engagement, it can be used to visually determine if the threat has been eliminated. A shock isolation unit is designed to keep the OSS operational in the event the ship is hit. [6] [7] The Mark 46 Optical Sight System consists of: [8]