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GU-50

Generating beam pentode to be used as a high-frequency (up to 120 MHz) generator or amplifier. Case type: glass, baseless. Operating position: vertical, envelope facing upwards. Mass 100 g.

Main parameters

Filament current, A

0.705±0.065

Anode current, mA

≥50

1st grid current, mA

≤8

2nd grid current, mA

≤5

1st grid reverse current (at 2nd grid current 15 mA), µA

≤15

3rd grid reverse current (at 2nd grid current 15 mA), µA

≤25

Cathode-to-filament leakage current, µA

≤100

1st to 2nd grid penetration factor

19±3%

1st grid Q-point voltage (negative), V

40±10

3rdgrid cut-off voltage (negative), V

205±55

Mutual conductance, mA/V

4±1

Oscillation power, W

at filament voltage 12.6 V

at filament voltage 10.8 V

≥60

≥52

Interelectrode capacitance, pF

grid-to-cathode

anode-to-cathode

grid-to-anode

14±1

9.15±1.15

≤1

Durability, h

≥1750

Durability test: oscillation power at filament voltage 10.8 V, W

≥36

Operational limits

Filament voltage, V

10.8-14.5

Anode voltage, kV

1

2nd grid voltage, kV

0.25

Cathode-to-filament voltage, V

200

Anode current, mA

230

Anode power dissipation, W

40

2nd grid power dissipation, W

5

1st grid power dissipation, W

1

Envelope temperature, oC

200

Ambient air temperature, oC

-60..+100

You can order GU-50 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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