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ID = 49492
United States of America (USA)
Brand: Hughes Aircraft - Los Angeles
Developer: Hughes Aircraft - Los Angeles 
Tube type:  Storage Oscilloscope CRT 
Identical to 6498 = Memotron
First year 07.Mar.1955 Tube Lore (I)

Base Diheptal (14 pin for picture tubes, U14)
Filament Vf 6.3 Volts
Description 5" storage CRT. 14-pin base plus 6 side caps. Double gun, 0.6A per heater, the indirectly heated writing cathode is typically biased at -2600V, while the half-indirect refresh flooding cathode is at ground potential.
6498 is the RMA registered code for the proprietary Memotron name. 
Literature - - Manufacturers Literature   Mod. 104-D Memoscope manual

Usage in Models 1= 1957

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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