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1x Generator Tube GU-74B SVETLANA NEW ORIGNAL BOX:
$300.00
GU-74BGenerator tetrode GU-74B in ceramic-metal version with indirect-pumped oxide cathode and forced air cooling.It is intended for amplification of high-frequency oscillations at frequencies up to 60 MHz with output power not less than 550 W.GU-74B tetrode is used for operation in broadband non-tunable amplifiers and for single-band signal power amplification in radio devices of mobile and stationary equipment for general and special purposes.It is produced in metal-ceramic design with an outer anode and ring electrode leads.Operates in a vertical position, leads downward.Forced air cooling not less than 35 m3/h.Overall dimensions of GU-74B tetrode:- lamp height not more than 90 mm;- lamp diameter not more than 71 mm.Service life is not less than 1000 h.Technical conditions: SB3.312.115TU1.Decoding of tetrode marking:GU-74BGU - letter defining the lamp type: GU - generator lamps with generation frequency from 30 to 300 MHz;74 - number of the serial number of development of this lamp type;B - letter denoting the type of forced cooling: B - air cooling.
