ECC960

ECC960 miniature common-cathode dual triode for counting and computing equipment, 6.3 V 0.4 A heater.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: -
Socket code: -
Base pins: 7
Nominal heater: 6.3 V / 400 mA

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: 7
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

2 physical sections, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances

Transconductance: 0.006 S
Amplification factor: 27
Max plate voltage: 300 V
Max plate dissipation: 2 W
Max cathode current: 15 mA

Katsnelson/Larionov 1981 p416. Typical Va 100 V, Rk 250 Ω, Ia 8.5±2 mA, gm 6±1.5 mA/V, μ 27. Switch-on anode maximum 600 V; pulse cathode current max 75 mA (<=10 ms); negative grid max 100 V DC, 200 V pulse; max grid current 0.25 mA DC/1 mA pulse. Input capacitance 3.4±0.5 pF; output 0.35±0.07 pF; transfer 3.0±0.5 pF. Max heater-cathode 100 V, max grid resistance 1 MΩ.

Section 2

Triode

X-ray radiationInterelectrode capacitances

Transconductance: 0.006 S
Amplification factor: 27
Max plate voltage: 300 V
Max plate dissipation: 2 W
Max cathode current: 15 mA

Katsnelson/Larionov 1981 p416. Typical Va 100 V, Rk 250 Ω, Ia 8.5±2 mA, gm 6±1.5 mA/V, μ 27. Switch-on anode maximum 600 V; pulse cathode current max 75 mA (<=10 ms); negative grid max 100 V DC, 200 V pulse; max grid current 0.25 mA DC/1 mA pulse. Input capacitance 3.4±0.5 pF; output 0.48±0.08 pF; transfer 3.0±0.5 pF. Max heater-cathode 100 V, max grid resistance 1 MΩ.

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

1981 Russian Tubes Katsnelson and Larionov

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Plate voltage
100 V
ECC960 1981 p416; Typical anode voltage; Rk 250 Ω
Plate current
8.5 mA
ECC960 1981 p416; Typical anode current ±2 mA

Characteristic

Transconductance
6000 µS
ECC960 1981 p416; Transconductance ±1500 µS

SECTION 2

Triode

Other

Plate voltage
100 V
ECC960 1981 p416; Typical anode voltage; Rk 250 Ω
Plate current
8.5 mA
ECC960 1981 p416; Typical anode current ±2 mA

Characteristic

Transconductance
6000 µS
ECC960 1981 p416; Transconductance ±1500 µS