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Specialized - Traveling Wave ·TravelingWave

F7847

Specialized ITT traveling-wave microwave tube intended for RF amplification; available extracted source information is too limited for more specific characterization.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

The F7847 is a ten-watt continuous-wave traveling-wave amplifier covering approximately 5 to 6 GHz, using a rugged metal envelope and helix slow-wave structure; cooling may be by water or air depending on the collector jacket.

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
-
Nominal heater current
-
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

TravelingWave

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Published maximum ratings and characteristics audited; remaining values retained densely in parameter table.

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

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Other

  • GAIN AND [1]

    5

    GAIN AND 5.0 To 6.0 FREQUENCY RANGE. |T IS CONSTRUCTED IN A RUGGED

  • GAIN AND [2]

    6

    GAIN AND 5.0 To 6.0 FREQUENCY RANGE. |T IS CONSTRUCTED IN A RUGGED

  • BEAM GUN AND OXIDE COATED CATHODE ARE USED. THE TUBE

    15

    BEAM GUN AND OXIDE COATED CATHODE ARE USED. THE TUBE 15 SUITABLE FOR

  • HEATER VOLTAGE [1]

    6.3 V

    HEATER VOLTAGE 6.3 (-5%) Vourts

  • HEATER VOLTAGE [2]

    -5 V

    HEATER VOLTAGE 6.3 (-5%) Vourts

  • HeaTER CURRENT

    2 A

    HeaTER CURRENT .2 AMPERES

  • MAX IMUM FREQUENCY

    6

    MAX IMUM FREQUENCY 6.0

  • MINIMUM FREQUENCY

    5

    MINIMUM FREQUENCY 5.0

  • Max1MuM ANODE VorLTAGe (NoTe [1]

    1

    Max1MuM ANODE VorLTAGe (NoTe 1) 3000 VoLTs

  • Max1MuM ANODE VorLTAGe (NoTe [2]

    3000

    Max1MuM ANODE VorLTAGe (NoTe 1) 3000 VoLTs

  • Max1MuM HeL1x CurrenT (Note [1]

    2 A

    Max1MuM HeL1x CurrenT (Note 2) 2 Ma

  • Max1MuM HeL1x CurrenT (Note [2]

    2 A

    Max1MuM HeL1x CurrenT (Note 2) 2 Ma

  • MaxiMuM CoNTROL ELECTRODE VOLTAGE

    0 V

    MaxiMuM CoNTROL ELECTRODE VOLTAGE 0 Votrs

  • Type OF CATHODE Ox

    1

    Type OF CATHODE Ox 1D COATED UNIPOTENTIAL

  • ANODE VOLTAGE

    2800 V

    ANODE VOLTAGE 2800 VoLrts

  • ANODE CURRENT

    67 A

    ANODE CURRENT 67 Ma

  • HeELix CURRENT

    1 A

    HeELix CURRENT 1.0 MA

  • Power OuTPUT

    10 W

    Power OuTPUT 10 WaTtTs

  • GAIN [1]

    27

    GAIN 27 08

  • GAIN [2]

    8

    GAIN 27 08

  • BEAM

    1

    BEAM 1.0

  • NoTE

    1 V

    NoTE 1: ALL VOLTAGES SHOWN ARE WITH RESPECT TO CATHODE. ANODE, COLLECTOR

  • NOTE

    2 A

    NOTE 2: THE HELIX CURRENT SHOULD BE MINIMIZED AND MUST BE LESS THAN THE

  • MAX IMUM RATING. |T

    1 A

    MAX IMUM RATING. |T 1S DESIRABLE TO MONITOR THIS CURRENT DURING

  • OPERATION, THE PEAK HELIX CURRENT MAY EXCEED

    2 A

    OPERATION, THE PEAK HELIX CURRENT MAY EXCEED 2 MA, BUT CARE SHOULD

  • Note

    3 V

    Note 3: THE BEAM VOLTAGE SHOULD BE APPLIED TO THE TUBE ONLY AFTER THE

  • NoTe

    4

    NoTe 4: CoOOLING METHOD DEPENDS ON TYPE OF COLLECTOR COOLING JACKET USED.

  • NoTE

    5 V

    NoTE 5: GATED BEAM OPERATION CAN BE UTILIZED BY PULSING ANODE VOLTAGE

  • Published value

    6.25

    6.250 ~|; Output