WE16

Variable-mu low-noise pentode designed especially for RF input and intermediate-frequency amplifier stages at short-wave frequencies.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 400 mA

Description

The WE16 is an indirectly heated variable-mu pentode intended especially for low-noise RF input and intermediate-frequency stages. Its small grid-plate capacitance, high internal resistance and useful transconductance support high gain and selectivity at short-wave frequencies.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 6.3 V
Nominal heater current: 400 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: 1500000 Ω
Transconductance: 0.0025 S
Max plate voltage: 300 V
Max screen voltage: 300 V
Max plate dissipation: 2 W
Max screen dissipation: 0.3 W

Variable-mu pentode; max screen voltage 125 V at 6 mA plate current, 300 V when plate current is below 3 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

1959 Telefunken

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

Screen voltage
100 V
Grid bias
-2 V
Plate current
6 mA
Screen current
2 mA
Cathode resistor
250 Ohm

Characteristics

Reduced transconductance
25 uS
RegulationRatio=100:1

Capacitance

Input capacitance
7.3 pF
Output capacitance
8.6 pF
Grid-plate capacitance
0.003 pF
Approximate