Alternatives & variations Download PDF datasheet

6146

Beam-power transmitting tube for HF RF amplification, oscillation, frequency multiplication, AF power amplification, and modulation, with useful transmitting output extending into VHF.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: IO
Base pins: 8
Nominal heater: 6.3 V / 1.25 A

Description

Beam-power tube for HF RF amplification, oscillation, frequency multiplication, AF power amplification, and modulation.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: IO
Base pins: 8
Nominal heater voltage: 6.3 V
Nominal heater current: 1.25 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

Beam Power

X-ray radiationInterelectrode capacitances

Transconductance: 0.007 S
Amplification factor: 4.5
Max plate voltage: 600 V
Max screen voltage: 250 V
Max plate dissipation: 25 W
Max screen dissipation: 3 W
Max cathode current: 140 mA

Electrical values extracted from the supplied source table; typical operating values are preserved in TUBE_SECTION_PARAMETER.

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

1956 RCA Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

HeaterOrFilamentVoltage
6.3 V
HeaterOrFilamentCurrent
1.25 A
Application
AFPowerAmplifierModulatorRFPowerAmplifierOscillator

Other

MaximumOperatingFrequency
175 MHz

Data set 02

1958 Amperex Industrial

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristic

Amplification factor
4.5
Maximum frequency
60 MHz
Grid-to-plate capacitance
0.22 pF
Grid-to-filament capacitance
13.5 pF
Plate-to-filament capacitance
8.5 pF

Other

Maximum plate dissipation CCS
20 W
CCS
Maximum plate dissipation ICAS
25 W
ICAS
Plate voltage
600 V
CCS ClassC
Plate current
112 mA
CCS ClassC
Power output
52 W
CCS ClassC
Grid voltage
-58 V
CCS ClassC
Grid current
2.8 mA
CCS ClassC
Screen voltage
150 V
CCS ClassC
Plate voltage
750 V
ICAS ClassC
Plate current
120 mA
ICAS ClassC
Power output
70 W
ICAS ClassC
Grid voltage
-62 V
ICAS ClassC
Grid current
3.1 mA
ICAS ClassC
Screen voltage
160 V
ICAS ClassC

Data set 03

1958 Brimar Radio Valve No 7

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Operating Frequency
175 MHz
ClassC,Telegraphy
Plate Voltage
600 V
ClassC
Power Output
52 W
ClassC

Characteristic

Plate Voltage
200 V
Plate Current
100 mA
Transconductance
7000 µS

Data set 04

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Plate voltage
600 V
RFPowerAmplifier;CCS
Plate current
112 mA
RFPowerAmplifier;CCS
Power output
52 W
RFPowerAmplifier;CCS
Control-grid voltage
-58 V
RFPowerAmplifier;CCS
Grid current
2.8 mA
RFPowerAmplifier;CCS
Screen voltage
150 V
RFPowerAmplifier;CCS
Plate voltage
750 V
RFPowerAmplifier;ICAS
Plate current
120 mA
RFPowerAmplifier;ICAS
Power output
70 W
RFPowerAmplifier;ICAS
Control-grid voltage
-62 V
RFPowerAmplifier;ICAS
Grid current
3.1 mA
RFPowerAmplifier;ICAS
Screen voltage
160 V
RFPowerAmplifier;ICAS
Maximum frequency at full input
60 MHz
RFPowerAmplifier

Capacitance

Grid-to-plate capacitance
0.22 pF
Section1
Input capacitance
13.5 pF
Section1
Output capacitance
8.5 pF
Section1