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  2. Antonov An-140 - Wikipedia

    en.wikipedia.org/wiki/Antonov_An-140

    Yakutia Airlines Antonov An-140 Russian Ministry of Defense Antonov An-140. As of December 2022, 23 An-140 and further 10 HESA IrAn-140 have been built for airline and government service, including prototypes. [1] Of these 33 aircraft, only 9 remain in active service. [1] While 20 further aircraft are stored, four An-140 were lost in accidents. [1]

  3. Lockheed JetStar - Wikipedia

    en.wikipedia.org/wiki/Lockheed_JetStar

    The Lockheed JetStar (company designations L-329 and L-1329; designated C-140 in US military service) is a business jet produced from the early 1960s to the 1970s. The JetStar was the first dedicated business jet to enter service, as well as the only such airplane built by Lockheed. It was also one of the largest aircraft in the class for many ...

  4. List of vacuum tubes - Wikipedia

    en.wikipedia.org/wiki/List_of_vacuum_tubes

    L414 = B409 = RE134 – Triode, 4 Volt, 140 mA (=14×10 mA) filament; MH2018 = B2048 = RENS1824 – Hexode mixer, 20 V, 180 mA (=18×10 mA) heater; MH4100 = E448 = RENS1224 – Indirectly heated sharp-cutoff hexode frequency changer, 4 V, 1.2 A heater; PP2018D = B2043 = RENS1823D = L2318D – Indirectly heated power pentode, 20 V, 180 mA DC ...

  5. Miller Electric - Wikipedia

    en.wikipedia.org/wiki/Miller_Electric

    Miller Electric is an American arc welding and cutting equipment manufacturing company based in Appleton, Wisconsin.Miller Electric, has grown from a one-man operation selling products in northeastern Wisconsin to what is today one of the world's largest manufacturers of arc welding and cutting equipment.

  6. MIM-104 Patriot - Wikipedia

    en.wikipedia.org/wiki/MIM-104_Patriot

    A standard M977 HEMTT with a regular-sized crane is sometimes referred to as the Large Repair Parts Transporter (LRPT). [ citation needed ] The heart of the Patriot battery is the fire control section, consisting of the AN/MPQ-53 or −65/65A Radar Set (RS), the AN/MSQ-104 or −132 Engagement Control Station (ECS), the OE-349 Antenna Mast ...

  7. Power inverter - Wikipedia

    en.wikipedia.org/wiki/Power_inverter

    A power inverter, inverter, or invertor is a power electronic device or circuitry that changes direct current (DC) to alternating current (AC). [1] The resulting AC frequency obtained depends on the particular device employed.

  8. British Rail Class 73 - Wikipedia

    en.wikipedia.org/wiki/British_Rail_Class_73

    A third locomotive, number 73141, was originally bought for spare parts, but was returned to traffic in case of failure of one of the other two locomotives. The locomotives were later repainted into Network Rail all-over-yellow with red buffer beams. In 2009, 73141 was acquired by First GBRf, with 73212 and 73213 following shortly afterward.