GU-17 GU17 ГУ-17 a-g QQE03/12 beam-power double Tetrode tube vintage lamp NOS
GU-17
Double beam tetrode GU-17 for operation as a generator or amplifier of high-frequency oscillations in the frequency range up to 250 MHz.
The decoration is glass, miniature.
Weight 25 g.

The main technical parameters of GU-17:
Current heating 0.8 ± 0.08 A
Anode current 20 ± 10 mA
Acal current of the 2nd grid - Not more than 6 mA
The acal current of the 1st grid is reversed (at Ia = 30 mA) - Not more than 2 μA
Steepness characteristics 2.45 ± 0.85 mA / V
Oscillating power - Not less than 11 W
Interelectrode capacitances, pF:
     - Entrance  6.5 ± 3
     - Weekend 2.7 ± 0.5
     - Entrance hall - Not more than 0,1
Durability - Not less than 400 h

The ultimate performance characteristics of GU-17:
Voltage of glow with consecutive inclusion 11 - 14 V
Voltage of glow with parallel connection 5.7 - 7 V
Anode voltage 400 V
Voltage of the 2nd grid 250 V
Anode voltage when switched on a cold lamp 450 V
The voltage of the 2nd grid when switched on by a cold lamp 450 V
Voltage between cathode and heater ± 150 V
Cathode current 100mA
Power dissipated by two anodes 12 W
Power dissipated by the first grids 0.5W
Power dissipated by the 2nd grid 3 W
Operating frequency 250 MHz
Cylinder temperature 260 С
Operating temperature range of the environment -50 to +70 ° C

Lot for 1 pc

 

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Delivery time lasts approx.

1) United States & Canada up to 20 business days.

2) Europe: up to 21-24 (except Germany and Italy, delivery time can take up to 1 month)

3) Other countries: not more than 30 business days.

Asia & Australia: the delivery can take up to 2 months, but  usually it arrives much earlier.

 

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If you receive an item you did not order, or if an item you ordered is received damaged or defective, we will refund you the price you paid for it or replace it with identical one.

The item should come to the above address within 30 days after you received it. 
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