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GI-70BT

Impulse generating triodefor continuous or impulse (in anode modulation mode) SHF waves generation and amplification.

Technical requirements version SC2.323.024TU-LU

Main parameters

Design

metal-ceramic

Forced cooling:

anode – water cooling

grid and cathode cylinders – air cooling

1 l/min

not less than 6 m3/h

Mass

170 g

Filament current

1.925±0.125 A

Anodecurrentatcharacteristicorigin (atUa=1.5kV, Ug=-40 V)

not more than 5 mA

Grid reverse current (at Ua=1.5 kV)

not more than 96 µA

Peak emission current (at Ua=Ug=400V)

not less than 20 A

Grid-cathode leakage current (at Ug=-200 V)

40 – 80 A

Transconductance

23±3 mA/V

Penetration factor (per 200 V of Ua change)

1.5±0.3%

Quiescent voltage (negative)

10±2.5V

Oscillation power (in impulse mode)

not less than 11 W

Interelectrode capacitance:

input

output

cross

11.1±1.1 pF

4.6±0.4 pF

0.075±0.02 pF

Operational limits

Filament voltage

12-13.2 V

Anode voltage in continuous mode

2.5 kV

Anode voltage at field-emission cathode

3 kV

Instantaneous anode voltage

5 kV

Peak anode voltage

9 kV

Grid voltage

80 V

Negative grid voltage (minimum)

400 V

Impulse grid voltage

600 V

Negative impulse grid voltage (minimum)

900 V

Cathode current

0.6 A

Impulse anode current (DC component)

7.5 A

Anode power dissipation

350 W

Grid power dissipation

7 W

Wavelength in impulse mode (minimum)

11 cm

Impulse duration

10 µs

Anode flank temperature

200 oC

Anode heatsink temperature

160 oC

Cathode terminal temperature

100oC

Grid terminal temperature

200oC

External ceramic parts temperature

250oC

Grid circuit resistance

10 ?

Ambient air temperature

-60..+70 oC

You can order GI-70BT 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