Beam Power Tetrode Tubes G-837 / G837Same Date Code 04-1963. New, Old StockFoton Plant. Made in USSREquivalent to the 837 (Sylvania), VT-101Similar to 318A / RK44 / 38837 / VT-101 / CV636 / OS12/500Tubes have “OTK” markings on themThe G-837 (Г-837) beam tetrode designed to amplify and generate high-frequency oscillations. Used to the transmitter, as well as in cascades line scan television receivers. Can be used in terminal stages of low-frequency power. Indirectly heated oxide cathode. Filament voltage, V: 12.6Heater current, A: 0.7Type of current: ACAnode voltage, V: 500Second grid voltage, V: 0Voltage grid of the first, V: -85Anode, mA: 60Grid current second, mA: 30Steepness, mA/V: 3,4Input capacitance, pF: 16Internal resistance, kOm: 10Output capacity, pF: 10Max. power dissipation grid-2, W: 8Output power, W: 20 Milityary Equipment We combine multiple items to save on shipping!Shipping and HandingBuyer pays fixed shipping costs including insurance for any country. Shipping costs for this item can be found in the section Shipping and Payments. This item will be shipped to you from Europe (Ukraine) by Registered Airmail after payment is received and verified….