6AG5WA

Special-service sharp-cutoff seven-pin miniature pentode co-designated 6186. It retains the high-frequency fixed-gain amplifier function of the 6AG5 family with construction intended for more demanding professional service.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: B7G
Base pins: 7
Nominal heater: 6.3 V / 300 mA

Description

THE 6186/6AG5WA IS A SHARP CUTOFF PENTODE IN THE 7 PIN MINIATURE CON-

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B7G
Base pins: 7
Nominal heater voltage: 6.3 V
Nominal heater current: 300 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

Pentode

X-ray radiationInterelectrode capacitances

Plate resistance: 500000 Ω
Transconductance: 0.004 S
Max plate voltage: 330 V
Max screen voltage: 250 V
Max plate dissipation: 2.5 W
Max screen dissipation: 0.55 W
Max cathode current: 20 mA

Equivalent/prototype designation paired with 6186.

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Plate Voltage
250 V
Screen Voltage
150 V
Service
RF or IF amplifier

Data set 02

1966 Tung Sol Electronic Tubes 4 of 4

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Heater voltage
6.3 V
Nominal
Heater current
300 mA
Nominal
Maximum plate voltage
330 V
Promoted published value
Maximum screen voltage
250 V
Promoted published value
Maximum plate dissipation
2.5 W
Promoted published value
Maximum screen dissipation
0.55 W
Promoted published value
PLATE VOLTAGE Eb
330 V
RATINGS
GRID #1 VOLTAGE Ec
0 V
RATINGS
GRID #2 VOLTAGE Ec
250 V
RATINGS
B U86 TEMPERATURE
165 C
RATINGS
HEATER CURRENT 0.65 If: 2'
375 mA
CHARACTERISTICS AND QUALITY CONTROL TESTS - contld.
HEATER CURRENT --- ]. 3 If;
325 mA
CHARACTERISTICS AND QUALITY CONTROL TESTS - cont'd.
HEATER CURRENT: --- 2 5 If
325 mA
CHARACTERISTICS AND QUALITY CONTROL TESTS - cont'd.

Characteristic

Transconductance
5000 uS
Promoted published value
PLATE CURRENT (i): 0.65 Ib: 5.2 $.$ mAdc
5.2 mA
CHARACTERISTICS AND QUALITY CONTROL TESTS - contld.
TRANSCONDUCTANCE (1): 1.O --- --- 'Sm
10 percent
CHARACTERISTICS AND QUALITY CONTROL TESTS - cont'd.
ADJACENT PINS. PRESSURE = 55i 5M/M MERCU RTI TENPERATU RE =
500 C
CHARACTERISTICS AND QUALITY CONTROL TESTS - cont'd.