PC95

Variable-transconductance VHF triode with low anode-grid capacitance for television-tuner RF amplification.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: MINIATURE
Socket code: B7G
Base pins: -
Nominal heater: 3.7 V / 300 mA

Description

Variable-transconductance VHF triode with low anode-grid capacitance for television tuners. The supplied Philips source was read for heater/filament data, ratings, characteristics, RF/television operating conditions, and capacitances where published.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: MINIATURE
Socket code: B7G
Base pins: -
Nominal heater voltage: 3.7 V
Nominal heater current: 300 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

MINIATURE - 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

Plate resistance: 7619 Ω
Transconductance: 0.0105 S
Amplification factor: 80
Max plate voltage: 250 V
Max plate dissipation: 2.2 W
Max cathode current: 20 mA

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

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

Typical plate voltage
200 V
Typical grid voltage
-2 V
Typical plate current
10 mA
Transconductance
10500 uS
Amplification factor
80
Plate resistance
7619 ohm
Controlled transconductance
500 uS
GridVoltage=-3.8V
Controlled transconductance
100 uS
GridVoltage=-5.7V

Capacitance

Anode-grid capacitance
0.38 pF
Grid capacitance
4.4 pF
Anode capacitance
3 pF
Anode-cathode capacitance
0.24 pF
Grid-cathode capacitance
3.1 pF
Cathode-heater capacitance
2.8 pF