Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Specialized - Microwave Tube ·Microwave

N1034A

Q-type backward-wave oscillator designed as a wide-band electronically tunable microwave source with modulation capability.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
A7-17
Socket code
-
Base pins
7
Nominal heater
6.3 V / 2.4 A

Description

TA ers and ve osc ill ato rs for wide band Q-type pbackwar plitude modutati

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
A7-17
Socket code
-
Base pins
7
Nominal heater voltage
6.3 V
Nominal heater current
2.4 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

A7-17 - 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

Microwave

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Microwave/special-function section; schema has no directly applicable promoted electrode fields; published electrical data preserved in parameters.

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

1971 English Electric Valve

Published operating points and test conditions from this source.

SECTION 1

Microwave

Other

  • rs, sui tab

    4.5

    rs, sui tab le for pulse oF am 2410 4.5

  • ’ Frequency rang

    400

    ’ Frequency rang - - - - 90 to 400

  • Heater voltage

    6.3

    Heater voltage 6.3 \

  • Heater current

    2.4 A

    Heater current 2.4 A

  • Cathode pre-heating tlme (rmmmum)

    2 min

    Cathode pre-heating tlme (rmmmum) 2.0 min

  • cathode to grid, anode and delay line

    10 pF

    cathode to grid, anode and delay line 10 pF

  • grid to cathode, anode and delay line

    15 pF

    grid to cathode, anode and delay line 15 pF

  • anode to cathode, grid and delay line

    16 pF

    anode to cathode, grid and delay line 16 pF

  • delay line to cathode, grid and anode

    10 pF

    delay line to cathode, grid and anode 10 pF

  • delay line to outer shell

    300 pF

    delay line to outer shell 300 pF

  • Heater voltage

    6.8

    Heater voltage 5.7 6.8 \

  • Heater starting current (peak)

    4 A

    Heater starting current (peak) — 4.0 A

  • Delay line voltage

    1500

    Delay line voltage 160 1500 \

  • Delay line dissipation

    50 W

    Delay line dissipation - 50 W

  • Anode current

    20 mA

    Anode current - 20 mA

  • Solencid voltage (N1034S)

    24

    Solencid voltage (N1034S) 16 24 \

  • Solencid current {N1034S)

    7 A

    Solencid current {N1034S) 3.0 7.0 A

  • Heater voltage

    6.3

    Heater voltage 6.3 \Y%

  • Grid voltage

    0

    Grid voltage 0 \Y

  • Load v.s.w.r

    1 v

    Load v.s.w.r. 1.2:1 max

  • Heater current

    2.6 A

    Heater current 2.1 2.4 2.6 A

  • Anode current

    20 mA

    Anode current - 3.0 20 mA

  • Solenoid voltage

    24

    Solenoid voltage L. 16 21 24 Vv

  • The optimum anode voltage and solenoid current {for N1034S) are

    1034

    The optimum anode voltage and solenoid current {for N1034S) are

  • With a mismatch of v.s.w.r. 1.56:1, varied through all phases

    1 a

    With a mismatch of v.s.w.r. 1.56:1, varied through all phases.

  • bandwidth, centred at least 20MHz from the carrier

    20

    bandwidth, centred at least 20MHz from the carrier. For low noise

  • [ 020

    4

    [ 020 i | 4+ GRID VOLTAGE ov

  • . : ANODE VOLTAGE 150V

    150

    . : ANODE VOLTAGE 150V

  • 3930

    3930

    3930 GRID VOLTAGE OV!

  • 3931

    150

    3931 ! ANODE VOLTAGE 150V

  • 1 Heater

    1

    1 Heater

  • 2 Cathode

    2

    2 Cathode

  • 3 Anode

    3

    3 Anode

  • 4 Grid

    4

    4 Grid

  • 7 Heater

    7

    7 Heater

  • 1 Heater

    1

    1 Heater

  • 2 Cathode

    2

    2 Cathode

  • <B>

    3

    <B> 3 Anode

  • 4 Grid

    4

    4 Grid

  • 5*

    5

    5* Delay line

  • 7 Heater

    7

    7 Heater