GL7399

UHF power tetrode designed for pulsed amplifier or oscillator service. Its high-frequency construction supports short-duration radio-frequency power generation and amplification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 1 V / 5.6 A

Description

UHF tetrode designed for pulsed amplifier or oscillator service.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 1 V
Nominal heater current: 5.6 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Tetrode

X-ray radiationInterelectrode capacitances

Max plate voltage: 7000 V
Max screen voltage: 1400 V
Max plate dissipation: 500 W

Promoted fields mapped from printed ratings/characteristics headings; specialized published data retained in parameter rows.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

I, =200 Milliampéres DC ture.................. 09 0.5
0.2 in
I, =200 Milliampéres DC ture.................. 09 0.5 0.2 Inches-Water
Pulse Width$é¢
15 us
Pulse Width$é¢. ...................... 15 Microseconds DC Grid-No. 2 Current, during pulse...0.47 Amperes
Pulse Width . ¢
15 us
Pulse Width . ¢. .. ..................... 15 Microseconds
Pulse Width 94
15 us
Pulse Width 94 ... ... ... ............ 15 Microseconds Power Output, during puise (useful)......11 Kilowatts
Duty Factor€We¢é..................... 0.01 Pulse Width¢
15 us
Duty Factor€We¢é..................... 0.01 Pulse Width¢. . ... .................... 15 Microseconds
23"+ 3" f— 2.125"* 010" D
1 a
23"+ 3" f— 2.125"* 010" D1a.(B) B}
DIAMETER A
-0.03 in
DIAMETER A -0.030 INCHES
DIAMETER B8—
0.016 in
DIAMETER B8—0.016 INCHES
DIAMETER C—
0.036 in
DIAMETER C— 0.036 INCHES
DIAMETER D —
0.042 in
DIAMETER D — 0.042 INCHES
OIAMETER (C)~
0.016 in
OIAMETER (C)~ 0,016 INCHES