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GMI-7

Impulse modulating beam double tetrode for use in fixed and mobile radio equipment.

Case type: glass, baseless. Mass 800 g. Cooling – ambient or forced air

Main parameters (at Uf=26 V, Ua=2.75 kV, Ug2=2 kV, Ug1=-900 V, Ug1.imp=350 V, τ=5µs, pulse ratio 200)

Filament current, A

5.9±0.5

Anode impulse current, A

≥52.0

Anode impulse current (at Uf=23.5 V), A

≥42

1st grid impulse current, A

≤9

1st grid reverse current (at Uf=28 V, Ug2=1.25 kV, Ua=1.25 kV), µA

≤350

2nd grid impulse current, A

≤10

Cut-off voltage (negative, at Ua=22 kV, Ia=0.2 mA), V

≤900

Interelectrode capacitance, pF

input

output

input-to-output

80±15

11.5±3.5

≤0.9

Durability, h

≥235

Durability test

anode impulse current, A

≥45

Operational limits

Filament voltage V

23.5-28.5

Anode voltage, kV

22

2nd grid voltage, kV

2

1st grid voltage (negative), kV

1

1st grid impulse voltage, V

350

Cathode impulse current, A

85

Anode power dissipation, W

125

2nd grid power dissipation, W

20

1st grid power dissipation, W

3.2

Impulse duration, µs

5

Envelope temperature, oC

200

Ambient air temperature, oC

-60..+85

You can order GMI-7 from us

Russian Electronics company Russia, Moscow region, Ryazan,Sobornay square 2.

Tel: +7 (491) 227-61-51, Fax: +7 (491) 227-18-88

russian-electronics.com

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