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Voltage - Triode (single high frequency) ·Triode

6562

RCA 6562 (5794A) pencil-type fixed-tuned UHF radiosonde oscillator triode with integral resonators, operating near 1680 MHz.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
4
Nominal heater
6 V / 160 mA

Description

Integral-cavity triode oscillator assembly for battery-powered radiosonde transmitters near 1680 MHz. Electrical ratings, characteristics, operating data, and special environmental information were extracted from the supplied source.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
4
Nominal heater voltage
6 V
Nominal heater current
160 mA
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

Triode

X-ray radiationInterelectrode capacitances
Max plate voltage
120 V
Max plate dissipation
3.6 W
Max cathode current
34 mA

RCA 6562/5794A 1680 MHz radiosonde fixed-tuned oscillator triode, integral resonators, mechanical tuning ±12 MHz, coaxial RF output 50 Ω. Max plate 120 V, plate current 34 mA, grid current 8 mA, plate input 4 W, dissipation 3.6 W. Heater 5.2–6.6 V, nominal 6 V 0.16 A. Approx 600 mW RF at heater 6.6 V plate 117 V; min 300 mW at heater 5.2 V plate 95 V. No published intrinsic mu, gm, rp. Special mechanical handling and spring electrode contacts.

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

1940 RCA

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Frequency

    1680 MHz

Other

  • Power Output

    600 mW

Data set 02

1956 RCA Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Heater Voltage Minimum

    5.2 V

    Radiosonde service

  • Heater Voltage Maximum

    6.6 V

    Radiosonde service

  • Operating Frequency

    1680 MHz

    Approximate

  • Frequency Adjustment Range

    12 MHz

    Plus/minus

  • Ambient Temperature Minimum

    -55 degC

  • Ambient Temperature Maximum

    75 degC

Data set 03

1960 RCA Industrial and Communications Types

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Heater Voltage

    6.3 V

  • Heater Current

    135 mA

  • Reference Type

    5794A

  • OperatingFrequency

    1680 MHz

    FixedTunedRadiosondeOscillator

Data set 04

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Heater voltage

    6 V

    Nominal

  • Heater current

    160 mA

    Nominal

  • Operating frequency

    1680 MHz

    ClassC; Oscillator

  • Plate input maximum

    4 W

Characteristic

  • Plate current

    34 mA

    Published operating table; OperatingPoint1

  • Tuning range minimum

    1668 MHz

  • Tuning range maximum

    1692 MHz

Data set 05

1966 Tung Sol Electronic Tubes 4 of 4

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • LIMITS OF APPLIED VOLTAGE — published value 1

    5.2 V

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • LIMITS OF APPLIED VOLTAGE — published value 2

    6.6 V

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • DC PLATE-TO-GRID VOLTAGE

    120 V

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • PLATE DISSIPATION

    3.6 W

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • DC GRID CURRENT

    8 mA

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • AMBIENT TEMPERATURE — published value 1

    -55 C

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • AMBIENT TEMPERATURE — published value 2

    75 C

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • OPERATING FREQUENCY

    1660 MHz

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • DC PLATE SUPPLY VOLTAGE

    105 V

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • STATED PLATE CURRENT AVG. VALUE

    1800

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • DC PLATE CURRENT

    25.5 mA

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • DC GRID CURRENT

    3.5 mA

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • USEFUL POWER OUTPUT (APPROX.)

    370

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • HEATER CURRENT AT Ef=5.2 V. — published value 1

    135 mA

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

  • HEATER CURRENT AT Ef=5.2 V. — published value 2

    157 mA

    Published datasheet table value; multiple values on a source row represent separate limits or operating conditions.

Other

  • Maximum plate voltage

    120 V

    Promoted section value from the supplied datasheet.

  • Maximum plate dissipation

    3.6 W

    Promoted section value from the supplied datasheet.

Data set 06

1971 RCA HB3 Binder 6 of 7

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Voltage range (AC or DC) — published value 1

    5

    Published datasheet value

  • Voltage range (AC or DC) — published value 2

    2

    Published datasheet value

  • Voltage range (AC or DC) — published value 3

    6.6

    Published datasheet value

  • Current at heater volts = 6.0 — published value 1

    6 A

    Published datasheet value

  • Current at heater volts = 6.0 — published value 2

    160 mA

    Published datasheet value

  • Frequency (Approx.)

    1680 MHz

    Published datasheet value

  • AMBIENT-TEMPERATURE RANGE — published value 1

    -55

    Published datasheet value

  • AMBIENT-TEMPERATURE RANGE — published value 2

    75

    Published datasheet value

  • For heater voltage range of 5.2 to 6.6 — published value 1

    5.2

    Published datasheet value

  • For heater voltage range of 5.2 to 6.6 — published value 2

    6.6

    Published datasheet value

  • volts, plate voltage range of 95 to 1 17 — published value 1

    95

    Published datasheet value

  • volts, plate voltage range of 95 to 1 17 — published value 2

    1

    Published datasheet value

  • volts, plate voltage range of 95 to 1 17 — published value 3

    17

    Published datasheet value

  • Heater Current — published value 1

    1 A

    Published datasheet value

  • Heater Current — published value 2

    135 mA

    Published datasheet value

  • Heater Current — published value 3

    148 mA

    Published datasheet value

  • Heater Current — published value 4

    157 mA

    Published datasheet value

  • Power Output — published value 1

    24

    Published datasheet value

  • Power Output — published value 2

    600

    Published datasheet value

  • Power Output — published value 1

    34

    Published datasheet value

  • Power Output — published value 2

    300

    Published datasheet value

  • Note 1 — published value 1

    1

    Published datasheet value

  • Note 1 — published value 2

    5.2

    Published datasheet value

  • Note 2 — published value 1

    2

    Published datasheet value

  • Note 2 — published value 2

    6.6

    Published datasheet value

  • Note 2 — published value 3

    117

    Published datasheet value

  • volts, frequency of 1680 Mc, and grltl resistor having resistance

    1680 MHz

    Published datasheet value

  • plate current will not exceed 3>1 milliamperes. The value used — published value 1

    3 mA

    Published datasheet value

  • plate current will not exceed 3>1 milliamperes. The value used — published value 2

    1 mA

    Published datasheet value

  • Note 3 — published value 1

    3

    Published datasheet value

  • Note 3 — published value 2

    5.2

    Published datasheet value

  • Note 3 — published value 3

    95

    Published datasheet value

  • volts, frequency of 1680 Mc, and grid-resistor value specified

    1680 MHz

    Published datasheet value

  • plate current w111 not exceed 34 ml lliamperes under the speclf letl

    34 A

    Published datasheet value

  • Nate 4

    4

    Published datasheet value

  • The flexible heater leads of the 6562/5794A are usual ly — published value 1

    6562

    Published datasheet value

  • The flexible heater leads of the 6562/5794A are usual ly — published value 2

    5794

    Published datasheet value

  • 1.750" — published value 1

    1.75

    Published datasheet value

  • 1.750" — published value 2

    2

    Published datasheet value

Other

  • DC PLATE VOLTAGE

    120 mA

    Published datasheet value

  • DC PLATE CURRENT

    34 mA

    Published datasheet value

  • DC GRID CURRENT

    8 mA

    Published datasheet value

  • PLATE INPUT

    4 mA

    Published datasheet value

  • PLATE DISSIPATION

    3.6 mA

    Published datasheet value

  • Imately 50 ohms and adjusted for amaximum voltage standing wave

    50 ohm

    Published datasheet value